tuyển chọn bài thi theo cấu trúc đề thi môn hóa học

T6ng he s6' cac so nguyen, t6'i gian ciia tat ca cac chat trong phuomg trinh phan ling giua Cu vdri dung djch HNO, dac, nong la A.. Cho lugng du bdt Fe vao dung dich X , trong dieu kie

T CXI C

NGUYfiN VAN T H O A I - PHAM DINH T H A N H

T R A N TUAN V I $ T

TUYENCHON BAI THI TRAC NGHIEM THEO CAU TRUC DE THI

MON HOA HOC

(Dung de on luyen thi tot nghiep THPT va Dai hoc, Cao dang;

THi; VIENTIWHBINH THUAN

Ldl NOI DAU

Cuon sach "Tuyen chon b^i thi trac nghiem theo cau true cJe thi Mon Hoa hoc" danh cho hoc sinh dang on luyen thi tot nghiep Tl ;PT \/a

-thi vao cac trUdng Dai hoc va Cao d i n g

Trong vai nam gan day, Bo Giao due va Dao tao da cong bo c u true

m6i cua de thi tot nghiep THPT va de thi tuyen sinh Dai hoc, Cac liing

De giup hoc sinh c6 tai lieu on luyen phu hdp va thiet thiic, chung -oi bien

soan cuon sach nay v6i npi dung: TuySn chon sSp xep cac bai thi trSc

nghiem theo trinh tifcau true de thi, dong thdi rat chu </ den npi dung va xu

hirdng mdi ra de thi trac nghiem cua Bp Giao due va Dao tao (de thi giam npi dung hpe thupc, tSng npi dung van dung suy luan va nhieu cau la nhOrng bai toan hoa hpe can thiet)

Npi dung cuon sach gom hai phan :

Phan I - Tuyen chon cac bai thi tr§c nghiem theo cau true de thi

Cac bai trac nghiem dU'dc tuyen chpn la cac bai c6 trong eac de thi tuyen sinh Dai hpe, Cao d i n g nhOfng nSm qua va c6 trong cac de thi hpe sinh gioi toan quoe

Phan II - Hudng dan chon dap an

Trong phan nay chung toi gidi thieu va ap dung nhCrng phiiang phap

giai nhanh cac bai toan Hoa hpe, nhu":

- Phi/dng phap bao toan nguyen to;

- Phi/dng phap bao toan dien ti'eh;

- PhL/dng phap bao toan khoi liidng;

- Phu-dng phap tang - giam khoi liTdng;

- PhU'dng phap trung binh;

- PhU'dng phap bao toan electron;

- PhU'dng phap tfnh theo phiTdng trinh ion;

- PhLfdng phap xac dinh va can bang lien ket n trong phan tCf hdp chal

Xin tran trpng cam dn!

CAC TAC GIA

+ Phdn chung cho ta't ca thf sinh, ra theo n 6 i d u n g gi6'ng nhau giira

chirong t r i n h Chudn va chuang t r i n h Nang cao

+ Phdn rieng ra theo tung chuang trinh: Chuang trinh Chu^n va chuang

trinh Nang cao Thf sinh dugc chgn m6t phSn rieng thfch hgp de lam bai; nfi'u lam ca hai phSn rieng t h i ca hai ph^n rieng d6u kh6ng dugc cha'm

- Dd'i vdfi cac m 6 n Ngoai ngu: thi m 6 i m 6 n chi c6 phSn chung danh cho ta't ca thf sinh, ra theo n6i dung gi6'ng nhau giira chuang trinh Chudn va chuang trinh Nang cao, khdng c6 phdn rieng

2 Y e u c a u va mure do kien thure

a) Yeu cau on tdp: O n tap toan b6 chuang t r i n h da hgc, k h d n g hgc t u ,

hoc lech B a m sat yeu cdu, m i i c d6 cua t h i tuye'n sinh D a i hgc va Cao dang

Trong qua t r i n h on t h i cin nang cao kie'n thiic va k i nang c a ban, dong t h d i

nang cao kha nang suy luan, nang luc t u duy, sang tao

b) Mite do cdn dqt ve kien thitc, ki nang

- Ve kien thicc: Y e u ciw thf sinh phai nam v u n g , hie'u ban cha't, h i ^ u

sau cac kie'n thiic t r o n g chuang t r i n h va sach giao khoa

- Ve ki nang: V a n dung thanh thao cac kie'n thiic da hgc de' tra I d i cac

cau h o i hoac giai bai tap; c6 k l nSng tfnh toan, ve h i n h , d u n g bie'u d6

3 C a u true de thi tuyen sinh D a i hoe - C a o dang mon H o a hoe

I P H A N C H U N G C H O T A T C A T H I S I N H (40 eau)

So

So eau

1 Nguyen tir, bang tuSn hoan cac nguyen t6' hoa hoc, lien ke't hoa hgc 2

2 Phan l i n g o x i h o a - k h i i , t6'c d6 phan l i n g va can bang hoa hgc 2

4 Phi kirn (cacbon, silic, n i t a , photpho, oxi^ l u u h u y n h J i a I o g e n ) _ 2

2

7 ong hop noi dung cac kife'n thfrc hoa v6 ca thudc chuong trinh

8 Dai cuong hoa hoc huu co, hidiocacbon 2

15 Tdng hop noi dung cac kien thiic hoa hiru co thuoc chuong

I I PHAN RlftNG Ihi sink chi ditoc chon mot phdn rieng thich hffp

16 Toe do phan urng, can bang hoa hoc, su dien li 1

19 Crom dong, niken, chi, kem, bac, vang, thiec 2

20 Phan biet chat v6 CO, hoa hoc va va'n de phat tri^n kinh te', xa h6i,

24 Toe do phan i?ng, can bang hoa hoc, su dien li 1

27 Crom, dong, niken, ehi, kem, bac, vang, thiec 2

28 Phan hiet chat v6 co, ehuan dp dung dich, hoa hoc va van de

phat irien kinh te, xa hoi, moi trudng 1

KHAI Q U A T

V E P H U O N G P H A P T R A C NGHlgM

Co hai loai trac nghifim:

- Trac nghiem tu luan (thu6ng goi tat la ttr luan)

- Trac nghiem khach quan (thucmg goi tat la trac nghiem)

Tide nghiem tu luan (cau hoi tu luan): Khi l^m bai, hoc sinh phai vie't

cau tra lofi, phai If giai, lap luan chiing minh bang kien thiJc ciia minh

Tide nghiem khdeh quan (cau hoi trac nghiem): Khi lam bai, hoc sinh

chi phai doc, suy nghi dd lua chon dap an dung trong s6' cac phuong an da cho Thdi gian danh cho m6i cau chi tCr 1 - 2 phut

Goi la tide nghiem khdch quan la do each cha'm die'm ra't khach quan

(thuorng la dung may tinh) Di^m dupe tinh bang each de'ra s6' Mn chon

dupe cau tra Icri diing

Cau hoi trac nghiem co 4 dang chinh:

1 Cau dien khuyet

G6m hai phdn:

- Phdn edu dan la nhung cau hoac phuong trinh hoa hoe, c6 nhiJng

ch6 eon bo trong (ghi bang cac da'u )

- Phdn tid Idi la nhung tCr, cum tCr, nhung cong thiic hoa hoc phai lua

chon va diin vao ch6 trS'ng cho phu hop

- Thi du: Trong nguyen tijf %C\x co (1) electron, (2) proton

va (3) natron

2 Cau phep doi

G6m hai phan:

- Phdn cdu dan b c6t thii nha't g6m m6t phdn ciia cau (cau chua hoan

thanh) hay mdt yeu cdu

- Phdn tid Idi 6 c6t thii hai g6m mdt phan con lai ciia cau hoac mCt dap an

ma ta phai ehpn de' ghep vdi c6t thii nha't thanh cau phu hcrp hoan chinh

- Thi du: Chon san ph^m phan ting b c6t thiJ hai ghep vdi cac cha't

phan u-ng of e6t thii nha't de' dupe phuong trinh hoa hoc phii hop hoan chinh:

Cot thvi nhat Cot thur hai D a p an

- Phan can dan la m o t cau c6 n 6 i dung c^n xac d i n h dung hay sal

- Phan lid Idi g6m chtr D (neu cho la diing) hay c h u S (neu cho la sai)

Khoanh t r o n m o t trong hai chiJ do k h i xac d i n h

- Thi du: H i d r o c a c b o n no chi tham gia phan ling the', kh6ng tham gia

phan ling c6ng D - S

Dap an S: H i d r o c a c b o n no n h u xiclopropan (hay x i c l o b u t a n ) c6 thi

tham gia p h i n n ling c6ng mcf vong

4 C a u n h i e u lira c h o n (hay diing nhat)

G o m hai phAn:

- Phan (du dan 1^ m 6 t cau hoi hoac mdt cau chua hoan thanh (cau bo

lirng), c3n ghep vdi m 6 t dap an di dugc cau hoan chinh

- Phan trd Idi g6m 4 hoac 5 phuomg an, phai chon phuong dn diing

(hay diing nha't, dSy du nhat)

- Thidu 1: Cho 20 gam h6n hop M g va Fe tac dung vdri d u n g d i c h H C l

d u thay c6 1 gam k h i H2 bay ra Neu dem c6 can dung d i c h sau phan ling

thi thu dugc bao nhieu gam mu6'i khan?

A 50 gam B 55,5 gam

C 60 gam D 60,5 gam

Hay chon dap an diing

Hit&ng ddn trd lai

- Cdch gidi thong thudng:

G o i X va y la so mol M g va Fe c6 trong 20 gam h6n hop

Cac phuong trinh phan ling:

Tir phan tir H C l - » U H = U d = j = 1 mol nguyen tic

N h u vay: 1 m o l nguySn t ^ H bay ra t h i cung phai c6 1 m o l nguyen tir

CI (hay 35,5 gam) tao mu6'i

m m u , i = mki + mj,.vc axi> = 20 + 35,5 = 55,5 (gam)

- Cdch gidi thong thiCdng:

G g i C T P T t r u n g b i n h ciia 2 ancol la CjiHjji+iOH

G g i x la s6' m o l ciia 2 ancol trong m 6 i phSn

X mol n X n X = 0,1 mol mHjO =0'1-18= l,8(gam)

Dap an D

- Cdcfi gidi nhanh: D6't chay phSn 1 thu dugc 0,1 mol CO2, phSn 2

tach nirdc thi s6' mol anken bang s6' mol aneol S6 nguyen tu C trong anken

bang s6' nguydn tir C trong ancol

-> S6' mol CO, khi d6't anken = s6' mol CO2 khi d6't ancol va bang s6' mol HjO

m„^o= = 1,8 gam

Chu y Khi lam bai tap t r k nghiem, vi khfing phai trinh bay each giai

nSn ta dung each giai nhanh (giai nhSlm) 6.i chon dap an diing

P H A N I

T U Y E N C H O N B A I T H I T R A C N G H I E M

T H E O C A U T R U C D E T H I

A PHAN CHUNG CHO TAT C A C A C THf SINH

- NGUYEN TLT, BANG TUAN HOAN, LIEN KET HOA HOC

1.1 Cho cac nguyen to M (Z = 11), X (Z = 17), Y (Z = 9) va R (Z = 19)

D6 am dien ciia cac nguyen to tang dSn theo thir tir

A M < X < Y < R B R < M < X < Y

C Y < M < X < R D M < X < R < Y

1.2 Trong tur nhien, nguyen to c6 hai dong vi la fgCu va 29Cu Nguydn tir

khoi trung binh cua dong la 63,54 Thanh phan phSn tram t6ng so

nguyen tir cua d6ng vi 29 Cu la

1.4 Trong phan ling d6't chay CuFeSz tao ra san pham CuO, FejOj va SO2

thi m6t phan tu CuFeSi se

A nhucmg 13 electron B nhan 12 electron

C nhan 13 electron D nhucrng 12 electron

1.5 Day g6m cac ion X^, Y" va nguySn tir Z ddu c6 ca'u hinh electron ls22s'2p*^ la

A Na", Cr, Ar B U\, Ne

C.Na^F-,Ne D K \, Ar

1.6 Anion X" va cation Y^' d^u c6 cau hinh electron Idp ngoai cung la

Ss^Sp** Vj tri cua cac nguyen to trong bang tuSn hoan cac nguyen t6' hoa hoc la :

A X CO s6' thu- tu 17, chu ki 4, nhom VIIA

Y CO so thu- tu 20, chu ki 4, nhom IIA

li X CO so thi'r tir 18, chu k i 3, nhom V I A

Y CO so thir lif 20, chu k i 4, nhom l l A

C X CO so thi'r t u 17, chu ki 3, nhom V I I A

Y CO so ihir tir 20, chu k i 4, nhom I I A

D X CO so thi'r tir 18, chu k i 3, nhom V I I A

Y CO s6' thi'r t u 20, chu k i 3, nhom I I A

1.7 Nguyen tir cua nguyfin t6' X c6 cau hinh electron ls'2s^2p'^3s^3p'^4s',

nguyen tir cua nguydn to Y c6 citu hinh electron ls^2s^2p\

Lien kfi't hoa hoc giCra nguyen tir X va nguySn tir Y thudc loai I'ltn ket

A kirn loai B c6ng hoa t r i

C ion D cho - nhan

1.8 Nguyen tir cua nguyen to X c6 t6ng s6' hat electron trong cac phan

Idfp p la 7 So hat mang dien cua mot nguyfin tijr Y nhi^u hon so hat

mang dien cua mot nguyen lir X la 8 hat

Cac nguyen to X va Y lan l u m la

A F e v a C I B Na va C I

C A l va CI D A l va P

1.9 M o t nguyen tir cua nguyen to X c6 tdng so hat proton, natron, electron la

52 va CO so khoi la 35 S6' hieu nguyfin tu cua nguyen to X la

A 18 B 23

C 17 D 15

1.10 Nguyen tu ciia nguyen t6' X c6 electron a muc ni5ng lirgng cao nha't la 3p

Nguyen tu ciia nguyen to Y cung c6 electron cf mv!c nang lucmg 3p va c6

mot electron a \dp ngoai cdng Nguyen lir X va Y c6 so electron hon kem

nhau la 2 Nguyen to X, Y lan lugt la

A k i m loai va k i m loai B phi kirn va k i m loai

C k i m loai va khf hiem D khi hiS'm va k i m loai

1.11 Cho cac nguyen to: K (Z = 19), N (Z = 7), Si (Z = 14), M g (Z = 12) Day

g6m cac nguyen 16' dupe sdp x6'p theo chieu giam dan ban ki'nh nguyen tuf

tir trai sang phai la

A M g , K , S i , N B K , M g , S i , N

C K, M g , N , Si D N , Si, M g , K

1.12 Nguyen lir ciia nguyen to X c6 cau hlnh electron ngoai cung la ns'^np''

Trong hop chat khi ciia nguyen 16' X \'6i hidro, X chifi'm 94,12% khoi

lupng Phdn tram khoi lirpng cua nguyen t6' X trong oxit cao nha't la

A 50,00% B 40,00%

1.13 Ca'u hinh electron cua ion X^* la ls^2s^2p^3s^3p^3d^ Trong bang tuSn hoan cac nguyen to hoa hpc, nguyen t6' X thupc

A chu k i 4, nhom I I A B chu k i 4, nhom V I I I B

C chu k i 4, nhom V I I I A D chu k i 3, nhom V I B

1.14 Nhan djnh nao sau day dung khi noi v6 3 nguyen tijr: ^3 X , 26 Y , ^^Z ?

A X va Y CO cung s6' notron

B X, Z la 2 d6ng vi ciia ciing m6t nguyfen t6' hoa hpc

C X, Y thu6c Cling m6t nguyen t6' hoa hpc

p X va Z CO ciing s6' kh6'i

1.15 Cac nguyen t6' tir L i de'n F, theo chi^u tang ciia dien tich hat nhan thi

A ban ki'nh nguyen t u va d6 am dien d^u giam

B ban kinh nguyen tu va d6 am dien d^u tang

C ban kinh nguyen tii giam, d6 am dien tang

D ban kinh nguyen t u tang, d6 am dien giam

1.16 Cac chat ma phan t u khong phan cue la

A HBr, CO2, CH4 B CI2, CO2, Q H j

C NH3, Br^, C2H4 D H C l , C2H2, Br2

1.17 M 6 t ion M'^co t6ng s6' hat proton, natron, electron la 79, trong do s6' hat

mang dien nhi^u hon s6' hat khdng mang dien la 19

Ca'u hinh electron cua nguyen tir M la

A [ A r ] 3 d H s ' B [ A r ] 3 d M s l

C [Ar]3d'*4s' D [Ar]3dMsl

1.18 Cac k i m loai X, Y, Z c6 ca'u hinh electron nguyen tijr lAn lupt la:

ls^2s^2p'3s'; ls'2s^2p^3s^ ls^2s^2p'3s^3p' Day g6m cac k i m loai xe'p

theo chieu tSng ddn tinh khi'r tiJr trai sang phai la

A Y , Z , X B Z , X, Y

C X , Y , Z D Z , Y , X

1.19 Day g6m cac k i m loai c6 ca'u tao mang tinh the lap phuong tarn khd'i la

A L i , Na, K B Be, M g , Ca

C L i , N a , C a D Na, K, M g

1.20 Lien ket hoa hpc giiJa cac nguyen til trong phan njr H2O la lien ke't

A c6ng hoa trj khong phan cue B hidro

2 P H A N UNG OXI H O A - KHLT, T O C D O P H A N UNO

Khi tang ndng d6 ciia hidro Ifin 2 l^n, t6'c d6 phan ling thuan

A tang len 8 Ian B giam di 2 iSn

C tang len 6 iSn D tang Itn 2 l^n

2.3 Cho cac phan ung xay ra sau day :

(1) AgNOj + Fe(N03)2 -» Fe(N03)3 + Ag>l^

(2) Mn + 2HCI MnClj + H21

Day cac ion sap xfi'p theo chi6u tang dSn tfnh oxi hoa la

A ,Ag+, Fe3+, H+ , M n 2 +. B Ag+ , Mn^^, H+ , Fe^+

C M n 2 + , H+ , Ag+, Fe^^ D Mn^^, H+ , Fe^+, Ag+

2.4 T6ng he s6' (cac so nguyen, t6'i gian) ciia tat ca cac chat trong phuomg

trinh phan ling giua Cu vdri dung djch HNO, dac, nong la

A 10 B 11

C.8 D.9

2.5 Cho can bang hoa hoc: 2 SOj (k) + O2 (k) <=:± 2 SO3 (k)

phan ung thuan la phan ling toa nhiet

Phat bie'u dung la:

A can bang chuydn djch theo chi^u nghich khi giam n6ng do SO3

B Can bang chuyen dich theo chieu thuan khi giam ap suat he phan ling

C can bang chuyen dich theo chieu nghich khi giam n6ng do O2

D can bang chuyg'n dich theo chieu thuan khi tang nhiet d6

2.6 Cho can bang hoa hoc: N2 (k) + 3H2 (k) ^-=± 2NH3(k); phan ung

thuan la phan ling toa nhiet

can bang hoa hoc khong bi chuyS'n djch khi

A thay doi ap sua't he B thay doi nong dd N2

C thay doi nhiet do D them chat xiic tac Fe

;.7 Cho cac can bang hoa hoc:

N2 (k) + 3 H2 (k) < > 2 NH3 (k)

H2 (k) + l2 (k) ^ 2S02(k)+ 02(k)

± 2HI(k) 2S03(k) 2N02(k) < > N204(k)

(1) (2) (3) (4) Khi thay d6i ap sua't, nhung can bang hoa hoc bi chuyen dich la

A (1), (2), (3) B (2), (3), (4)

C.(l),(3),(4) D.(l),(2),(4) 2.8 Cho phan ung hoa hoc:

Fe + C U S O 4 FeS04 + Cu Trong phan ung trSn xay ra:

A str khtr Fe^"^ va sir oxi hoa Cu

B sir khur Fe^+ va su khir Cu^+

C su oxi hoa Fe va su oxi hoa Cu

D su oxi hoa Fe va su khur Cu^^

2.9 Cho cac can bang sau:

xt,t"

(1) 2S02(k) + 02 (k) (2) N2 (k) + 3H2 (k) ^

± 2S0., (k) xt,t

± 2NH3 (k)

(3) CO, (k) + n, (k) ± CO (k) + H2O (k) (4) 2HI (k) ± H2 (k) +12 (k)

Khi thay d6i ap sua't, nhom gdm cac can bang hoa hoc d^u khong bi chuye'n dich la

(d) 2HC1 + Zn > ZnCl2 +

S6' phan ung trong do HCl the hien ti'nh khii

A 4 B 3

C 2 D 1

2.11 Cho chat xuc tac M n 0 2 vao 100 ml dung dich H2O2, sau 60 giay thu duoc

33,6 m l khi Oj (cr dktc) T6'c do trung binh ciia phan ung (tinh theo H2O2)

trong 60 giay tren la

A 5,0.10' moV (/.s) B 5,0.10^ mol/ (/.s)

C 2,5.10-^ mol/ (Is) D 1,0.10'' mol/ (/.s)

2.12 Cho day cac chat va ion: Zn, S, FeO, SOj, N2, HCl, Cu'% Cr So chat va

ion CO ca tinh oxi hoa va tinh khir la

A 6 B.5

2.13 Cho can bang: 2SO2 (k) + O2 (k) < > 2SO, (k)

Khi tang nhiet d6 thl ti khdi cua h6n hop khi so vdi H2 giam di Phat bi^u

dung khi noi v6 can bang nay la:

A Phan utig thuan toa nhiet, can bang dich chuyin theo chi^u nghich khi

tang nhiet d6

B Phan ling nghich thu nhiet, can bang dich chuyfi'n theo chi6u thuan khi

tang nhiet dp

C Phan ling nghich toa nhiet, can bang dich chuyfin theo chi6u thuan khi

tang nhiet do

D Phan ung thuan thu nhiet, can bang dich chuydn theo chieu nghich khi

2.15 Cho X mol Fe tan hoan toan trong dung dich chiia y mol H2SO4 (ti 16 x : y

= 2 : 5 ) , thu duoc mot san phaim khu duy nha't va dung dich chi chira mu6'i

sunfat S6' mol electron do luong Fe tren nhucmg khi bi hoa tan la

A 2x B 3x

C y D 2 y

2.16 Cho phan ung: 2C6H5-CHO + KOH ^ CfiHs-COOK + CfiHs-CHj-OH

Phan ung nay chung to CfiH^-CHO:

A vira the hifin tinh oxi hoa, vira the hien tinh kh\i

C chi th^ hien tinh khur

D khong the hien tinh khu va tinh oxi hoa

2.17 Cho cac can bang sau:

(I) 2 H I ( k ) < = ± H2(k) + l2(k);

(II) CaCO, (r) < = > CaO (r) + CO2 (k);

(III) FeO (r) + CO (k) < > Fe (r) + CO2 (k);

(IV) 2S02(k) + 02(k) < > 2SO;(k)

Khi giam ap suat ciia he, s6' can bang bi chuye'n dich theo chieu nghich la

A 4 B 3

C 2 D 1

2.18 Cho can bang hoa hoc: PCI, (k) < > PCI3 (k) + CI2 (k); AH > 0

c a n bang chuyen djch theo chieu thuan khi

A tang ap suat ciia he phan ung B tang nhiet do cua he phan ung

C them PCI3 vao he phan ung D them CI2 vao he phan ung

2.19 Cho phan ung:

NajSO, + KMn04 + NaHS04 ^ Na2S04 + MnS04 + K2SO4 + H2O

Tdng he s6' ciia cac cha't (la nhCing so nguyen, t6'i gian) trong phuong trinh phan ling la

C S + 6 H N 0 , (dac) — ^ H2SO4 + 6NO2 + 2H2O

D 4S + 6NaOH(dac) — ^ 2Na2S + Na2S203 + 3H2O

3 S U D I E N L I

3.1 Khi hoa tan hidroxit kim loai M(0H )2 bang mot luong vira du dung dich H2SO4 20% thu duoc dung dich mudi trung hoa c6 ndng do 27,21% Kim

loai M la

3.2 Trong so cac dung dich : NâCO,, KCl, CH^COONa, NH4CI, NaHS04,

QHsONạ Nhifng dung dich c6 pH > 7 la

Ạ NaoCO,, QH.ONa, CH,COONạ

B NajCO,, NH4CỊ KCl

C KCl, CftH,ONa, CH,COONạ

D NH4CI, CH.COONa, NaHS04

3.3 Khi cho 100 ml dung dich KOH I M vao 100 ml dung djch HCl thu duoc

dung djch c6 chiia 6,525 gam chat tan N6ng dO mol (hoac mol/1) ciia

HCl trong dung dich da dung la

Ạ0,75M B I M

C.0,25M D.0,5M

3.4 Mot dung dich chiia 0,02 mol Cu^^ , 0,03 mol K"", x mol CP va y mol

S04~ Tong khdi luong cac mudi tan c6 trong dung dich la 5,435 gam

Gia tri cija x va y Ian luot la

Ạ 0,03 va 0,02 B 0,05 va 0,01

C 0,01 va 0,03 D 0,02 va 0,05

3.5 Day g6m cac chat deu lam quy tim am chuyen sang mau xanh la

Ạ metyl amin, amoniac, natri axetat

B amoni clorua, metyl amin, natri hidroxit

C anilin, metyl amin, amoniac

D anilin, amoniac, natri hidroxit

3.6 Dung dich HCl va dung dich CH3COOH c6 cung nong d6 mol, pH cua

hai dung dich tuong ung la x va ỵ Quan he giua x va y la (gia thiét, ci[

100 phan tu CH3COOH thi c6 1 phan tiJ dien li)

Ạ y = lOOx B y = 2x

C y = x - 2 D y = x + 2

3.7 Tron lan V ml dung dich NaOH 0,0IM v6i V ml dung dich HCl 0,03M

duoc 2V ml dung dich Ỵ Dung dich Y c6 pH la

3.9 Tron 100 ml dung dich c6 pH = 1 g6m HCl va HNO, vdi 100 i il dung

dich NaOH ndng dO a (mol//), thu duoc 200 ml dung dich c6 pH - !2

Gia tri cua a la (biet trong moi dung dich [H^][OH ] = j O""*)

Ạ 0,15 B 0,30

C 0,03 D 0,12

3.10 Cho cac dung djch c6 ciing nong do: Na2C03(l), H2SO4 (2), ÍCI (3), KNO3 (4) Gia tri pH cua cac dung djch duoc sap xep theo chili; ang tCr trai sang phai la

Ạ (3), (2), (4), (1) B (4), (1), (2), (3)

C (1),(2).(3),(4) D.(2),(3),(4),(l)

3.11 Nho tir ttr 0,25 lit dung dich NaOH 1,04M vao dung dich gdm 0,024 mol

FeCl,; 0,016 mol Al2(S04), va 0,04 mol H2SO4 thu duoc m gam kel tiiạ Gia tri ciia m la

Ạ 2,568 B 1,560

C 4,128 D 5,064

3.12 Day g6m cac ion (khOng ki 6€n su phan l i cua nude) ciing t6n tai trong

mot dung dich la

Ạ A l ' ^ N H ^ , Br , O H

^2-

PC

3-B Mg^^ K ^

sô-c H ^ Fé^ NO3, sỗ D A g ^ Na\, c r

3.13 Tron 100 ml dung dich h6n hop gom H2SO4 0,05M va HCl 0,1M vdi 100 ml

dung djch h6n hop gom NaOH 0,2M va BăOH)2 0,1M, thu duoc dung djch X Dung djch X c6 pH la

Ạ 12.8 B 13,0

3.14 Dung dich X chiia hdn hop g6m NâCO, 1,5M va KHCO, I M Nho tiir tir

timg giot cho den het 200 ml dung djch HCl I M vao 100 ml dung djch X,

sinh ra V lit khi (0 dktc) Gia trj ciia V la

Ạ 3,36 B 1,12

C 4,48 D 2,24

3.15 D6't chay hoan toan m gam h6n hop 3 ancol don chirc, thuOc ciiiii, day

d6ng dang, thu duoc 3,808 lit khi CO2 (dktc) va 5,4 gam H2Ọ

Gia trj cCia m la

Ạ 5,42 B 4,72

C 7,42 D 5,72

3.16 Dung djch X c6 chiia: 0,07 mol Na"^; 0,02 mol SO4 va x mol OH Dung

djch Y CO chiia C I O 4 , N O 3 va y mol tdng s6' mol C I O 4 va N O 3 la

0,04 Tr6n X va Y duoc 100 ml dung dich Z Dung djch Z c6 pH (bo qua

su difin li cua HjO) la

A 2 B 13

C 1 D 12

3.17 Cho dung dich Ba(HC03)2 Ian luot vao cac dung dich: C a C l 2 , Ca(NO,)2,

NaOH, Na^CO,, K H S O 4 , Na2S04, Ca(OH)2, H2SO4, HCl

S6' trucfng hop c6 tao ra ket tua la

A 4 B 7

C 5 D 6

3.18 Phat bieu nao sau day khong diing?

A Trong cac dung djch: HCl, H2SO4, H2S c6 cung ndng dd 6 ,01 M , dung

dich HjS CO pH Ion nha't

B Nho dung djch N H 3 tir tCr tofi du vao dung djch C U S O 4 , thu dugc kfi't

tua xanh

C Dung djch NajCO^lam phenolphtalein kh6ng mau chuyen sang mau h6ng

D Nho dung dich NH3 ti^ lit tori du vao dung djch A I C I 3 , thu duoc ke't

tua trSng

3.19 Cho 150 ml dung djch KOH 1,2M tac dung vdi 100 ml dung djch A I C I 3

n6ng d6 x mol//, thu dugc dung djch Y va 4,68 gam ket tua Loai bo ket

tua, them tie'p 175 ml dung djch KOH 1,2M vao Y, thu dugc 2,34 gam ket

tiia Gia trj ctia x la

A 1,2 B.0,8

C.0,9 D 1,0

3.20 Hoa tan h6n hgp g6m: KjO, BaO, AI2O3, Fe304 vao nude (du), thu dugc

dung dich X va chat ran Y Sue khf COj de'n du vao dung djch X, sau khi

cac phan lirng xay ra hoan toan thu dugc kfi't tua la

A K2CO3 B BaCO,

C Fe(OH), D Al(OH)v

4 PHI KIM (cacbon, silic, nito, photpho, oxi, lini huynh, halogen)

4.1 Cho khi CO (du) di vao ong sii nung nong dung h6n hgp X g6m AljO,,

MgO, Fe304, CuO thu dugc chat ran Y Cho Y vao dung djch NaOH (du),

khuat kT, thay con lai phSn khong tan Z Gia six cac phan ung xay ra hoan

toan PhSn kh6ng tan Z gom

A MgO,Fe,Cu B Mg, Fe, Cu

C NaN03 va H 2 S O 4 dac D NaNOj vk HCl dac

Trong phong thf nghiem, 6i d\6u ch6 m6t lugng nho khf X tinh khiet, ngu&i

ta dun nong dung djch amoni nitrit bao hoa Khf X la

A NO B N O 2 C.N2O D.N2

Trong phong thi nghidm, ngucfi ta thuomg dieu che clo bang each

A dien phan nong chay NaCl

B cho dung djch HCl dac tac dung vol M n 0 2 , dun n6ng

C dien phan dung djch NaCl c6 mang ngan

D Cho F2 My CI2 ra khoi dung djch NaCl

Ha'p thu hoan toan 4,48 1ft khf CO2 (cr dktc) vao 500 ml dung dich h6n hgp NaOH 0,1M va Ba(0H)2 0,2M, sinh ra m gam ket tua

Cac khf X , Y , Z thu dugc l&n luot la

C. SO2 NO, C O 2 D. SO3 , N 2 , C O 2

4.9 C6ng thirc pbftn tu ciia hop chat khi tao bdi nguy6n t6' R va hidro la RH3

Trong oxil ma R c6 so iioa tri cao nhat thi oxi chiem 74,07% ve kh6'i

, luong Nguyen t6' R la

ẠS B A s

C N D P

4.10 Cho 0,1 mol P2O5 vao dung djch chiia 0,35 mo! KOH Dung djch thu

duoc CO cac chát:

Ạ K3PO4, K2HPO4 B K 2 H P 0 4 , K H 2 P 0 4

4.11 Dung djch X chira cac ion: Fê+, SỖ, NH4 , CF Chia dung djch X

thanh hai phan bang nhau:

- Phfin mot tac dung vdi lirong dir dung djch NaOH, dun nong thu durgc

0.672 lit khf (o dktc) va 1,07 gam ket tua;

- PhSn hai tac dung vcfi krong du dung djch BaCl^, thu duoc 4,66 gam ket tiiạ

T6ng khoi iuong cac mudi khan thu dupe kiii c6 can dung djch X la (qua

trlnh CO can chi c6 nude bay hoi):

Ạ 3,73 gam B 7,04 gam

C 7,46 gam D 3,52 gam

4.12 I r o n 5,6 gam bot sat vol 2,4 gam b6t luu huynh r6i nung nong (trong dieu

kien khong c6 khong khi), thu dugc h6n hop ran M Cho M tac dung v6\

lugng du dung djch HCl, giai phong h6n hop khi X va con lai m6t ph^n

khong tan G De dot chay hoan toan X va G cSn vira du V lit khf O, (d

dktc)

Gia trj cua V la

Ạ 4,48 B 3,36

C.'2,80 ' D 3,08

4.13 Chat khi X tan trong nude tao ra m6t dung djch lam chuyen mau quy tfm

thanh do va c6 th6 dugc dung lam chát tay maụ Khf X la

4.14 Khi nhiet phan hoan toan 100 gam m6i chat saiK KCIO3 (xiic tac MnOj),

KMn04, KNO3 va AgNO,, chat tao ra lugng O21dm nhat la

Ạ KMn04 B KNO,

4.15 Cho 0,448 lit khf COj (of dktc) háp thu hét vao 100 m l dung dich chira h6n

hgp NaOH 0,06M va BăOH)2 0,12M, thu dugc m gam ket tiiạ

Gia trj cua m la

Ạ 1,970 B 1,182

C 2,364 D 3,940

4.16 Hoa tan hoan toan 8,94 gam h6n hgp g6m Na, K va Ba vao nucSc, thu

dugc dung djch X va 2,688 1ft khf Hj (dktc) Dung djch Y g6m HCl va

H2SO4, ti le mol tuong irng la 4 : 1 Trung hoa dung djch X bdi dung djch

Y, tong khdi lugng cac mudi dugc tao ra la

Ạ 18,46 gam B 12,78 gam

C 14.62 gam D 13,70 gam

4.17 Cho m gam NaOH vao 2 1ft dung djch NaHCO, ndng đ a mol//, thu dugc

2 1ft dung djch X Láy 1 1ft dung djch X tac dung vdi dung djch BaCl,

(du) thu dugc 11,82 gam ket tiiạ Mat khac, cho 1 1ft dung djch X vao dung djch CaClj (du) rdi dun ndng, sau khi kdt thiic cac phan ling thu dugc 7,0 gam kdt tiiạ Gia trj ciia a, m tuong ling la

Ạ 0,04 va 4,8 B 0,07 va 3,2

C 0,08 va 4,8 D 0,14 va 2,4

4.18 Nho tir tir dung djch NaOH den du vao dung djch X Sau khi cac phan

irng xay ra hoan toan chi thu dugc dung djch trong sudt

Chat tan trong dung djch X la

4.19 Hap thu hoan toan 3,36 1ft khf CO2 (dktc) vao 125 ml dung dich Bă0H)2

I M , thu dugc dung djch X Coi th^ tfch dung djch khdng thay đi, ndng

đ mol cua chát tan trong dung djch X la

Ạ 0,6M B 0,4M

C 0,2M D 0,1M

4.20 Cho 0,015 mol radt loai hgp chat oleum vao nude thu dugc 200 ml dung

dich X Dé trung hoa 100 m l dung djch X cSn diing 200 m l dung djch NaOH 0,15M Ph^n tram ve khdi lugng ciia nguygn td luu Imynh trong oleum tren la

Ạ 32,65% B 23,97%

C 35,95% D 37,86%

5 DA) CUONG VE K I M LOAI

5.1. ThiT tir m6t s6' cap chat oxi hoa - khir trong day dien hoa nhu sau :

Fe^^/Fe ; Cu^+ZCu ; Fc^-"/Fe^*

Cac cap ch?rt kh6ng phan irng v6i nhau la

A Fe va dung dich CuC);

B Fe va dung dich FCCI3

C dung djch F e C l 2 va dung dich C U C I 2

D Cu va dung dich FeCls

5.2 Cho 1,67 gam hOn hop hai kim loai d hai chu ki lien tiep thuOc nhom

IIA (phan nhom chi'nh nhom II) tac dung he't v6i dung dich HCl (du),

thoat ra 0,672 lit khi H2 (cr dktc) Hai kim loai do la

A MgvaCa B Cava Sr

C Be va Mg D Sr va Ba

5.3. Dicn phan dung dich chi'ra a mol CUSO4 va b mol NaCl (vdi dien cue tro,

CO inarg ngan xdp) Di dung dich sau dien phan Ihm phenolphtalein

chuyen sang mau hong thi dieu kien cua a va b la (bie't ion 804" khdng bi

dien phan trong dung dich)

A ^ 2 b - a B b < 2 a

C b = /a b b > 2 a

5.4 Co 4 dimg dich rieng biet: HCl, CuO„ FeCl,, HCl c6 iSn CuClj Nhiing

vao mOi dung dich mot thanh Fe nguyen cha't S6' trucmg hop xuat hien an

mon dien hoa la

A.O B 1

C 3 D 2

5.5 Day cac ion xep theo chieu giam dan tinh oxi hoa la (bie't trong day dien

hoa, cap Fe^^/Fe^^ diing trudc cap Ag+/Ag) :

A Ag+ , Cu2+ , F e 3 + , Fe2+ B Fe^^ , C u 2 ^ Ag+ , Fe^^

C A g ^ Fe3+ , C u 2 \+ D Fe^^, Ag^ , Cu^^ , Fe^^

5.6 Dien phan dung dich CuClj v6i dien cue tro, sau mOt thdi gian ihu duoc

0,32 gam Cu 6 catOt va mot luong khi X b anOt Hap thu hoan toan

luong khi X tren vao 200 ml dung dich NaOH (6 nhiet do thirdng) Sau

phan ling, nong do NaOH con lai la 0,05M (gia thiet thd tich dung dich

khong thay dOi) Nong do ban dSu ciia dung dich NaOH la

A 0,15M B 0,2M

C.0,1M D.0,05M

5.7 Khi dien phan NaCl nong chay (dien cue tro), tai catOt xay ra

A su oxi hoa ion C r B su oxi hoa ion Na*

C su khir ion C r D su khtr ion Na"^

5.8 Nhiet phan hoan toan 34,65 gam h6n hop g6m KNQ, va Cu(N03)2, thu

dugc hOn hop khi X (ti khdi cua X so vdfi khi hidro bang 18,8)

KhO'i luong Cu(NO,)2 trong hOn hcfp ban dAu la

A 20,50 gam B 11,28 gam

C 9,40 gam D 8,60 gam

5.9 Kim loai M phan ling duoc vdi dung dich HCl, dung dich Cu(N03)2

-dung dich HNO3 (dac, nguOi)

Kim loai M la

A A l B Zn

C Fe D Ag

5.10 D6't chay hoan toan 7,2 gam kim loai M (c6 hoa tri I I khdng doi trong

hop cha't) trong h6n hop khi CI2 va Oj Sau phan ung thu dugc 23,0 gam

cha't ran va the tich h6n hop khi da phan umg la 5,6 lit (b dktc)

Kim loai M la

A Mg B Ca

C Be D Cu

5.11. Dien phan c6 mang ngan 500 ml dung djch chiia h6n hop g6m C U C I 2

0,1M va NaCl 0,5M (dien cue tro, hieu suat dien phan 100%) vdi cuong

do dong dien 5A trong 3860 giay Dung dich thu dugc sau dien phan c6 kha nang hoa tan m gam A l Gia tri Idn nha't cua m la

A 5,40 B 4,05 C.2,70 D 1,35

5.12. Dien phan nong chay A I 2 O 3 vdi anot than chi (hieu suat dien phan 100%)

thu dugc m kg Al d catot va 67,2 m^ (d dktc) hdn hgp khi X cd ti khdi so vdi hidro bang 16 La'y 2,24 lit (d dktc) hdn hgp khi X sue vao dung dich

nude v6i trong (du) thu dugc 2 gam ket tiia Gia tri cua m la

A 67,5 B 54,0

C 75,6 D 108,0

5.13 Cho cac hgp kim sau: Cu-Fe (I); Zn-Fe (II); Fe-C (III); Sn-Fe (IV) Khi

tie'p xuc vdi dung dich chat dien li thi cac hgp kim ma trong do Fe deu bi

an mdn trudc la

A I , I I va IV B I , I I I va IV

C I , I I va I I I D I I , III va I V

5.14. Phan Ling dien phan dung djch CuClj (vdi dien cue tra) va phan irng an

mon dien hoa xay ra khi nhiing hop kim Zn-Cu vao dung djch HCl c6 dac

diem la:

A Phan ung 6 cue am eo sir tham gia cua kim loai hoac ion kim loai

B Phan ling xay ra lu6n kem theo sir phat sinh dong dien

C Deu sinh ra Cu a cue am

D Phan ung a cue duong deu la sir oxi hoa CI

5.15 Cho 19,3 gam h6n hop hot gom Zn va Cu c6 ti le mol tucfng ung la 1 : 2

vao dung dich chua 0,2 mol Fe2(S04), Sau khi cac phan ling xay ra hoan

loan, thu ducfc m gam kim loai Gia tri cua m la

A 12,00 B 16,53

C 6,40 D 12,80

5.16 Nung 2,23 gam h6n hop X gom cac kim loai Fe, Al, Zn, Mg trong oxi,

sau mot thai gian thu duac 2,71 gam h6n hop Y Hoa tan hoan toan Y vao

dung dich UNO, (du), thu duac 0,672 lit khi NO (san pham khir duy nhat,

a dktc) So mol HNO, da phan ling la

A 0,12 B.0,14

C 0,16 D 0,18

5.17. Dien phan (vdi dien cue tra) 200 ml dung dich CUSO4 n6ng do x mol//,

sau mot thori gian thu dugc dung dich Y vSn con mau xanh, c6 khdi lugng

giam 8 gam so vdi dung dich ban d^u Cho 16,8 gam hot sdt vao Y, sau

khi cac phan ling xay ra hoan toan, thu dugfc 12,4 gam kim loai Gia tri

ciia X la

5.18. Cho dung djch X chiia KMn04 va H2SO4 (loang) Mn luat vao cac dung

djch: FeClj, FeS04, CUSO4, MgS04, HjS, HCl (dac)

So truofng hop c6 xay ra phan ling oxi hoa - khir la

5.19 Cho biet thiJ tu tir trai sang phai ciia cac cap oxi hoa - khir trong day di6n

hoa (day the' dien cue chuSin) nhu sau: Zn^YZn; Fe^^/Fe; Cu^VCu;

Fe'^e^^; AgVAg

Cac kim loai va ion d^u phan ung duoc vdi ion Fe^"^ trong dung dich la:

C Ag, Fe'\ Ag, C\i^\

6 KIM LOAI KIEM, KIM LOAI KIEM THO, NHOM, SAT

6.1 Cho mot mau hop kim Na-Ba tae dung vdi nude (du), thu duac dung dich

X va 3,36 lit H2 (or dktc) The tieh dung djch axit H2SO4 2M can dung de trung hoa dung dich X la

A 150 ml B 75 ml

C 60 ml D 30 ml

6.2 ITiem m gam kali vao 300 ml dung dich chiJa Ba(OH)2 0,1M va NaOH

0,1M thu duoc dung djch X Cho tir tir dung dich X vao 200 ml dung dich

Al2(S04)3 0,1M thu dugc ke't tua Y. Di thu dugc lugng ket tiia Y Idn nha't thi gia tri ciia m la

A 1,59 B 1,17

C 1,71 D 1,95

6.3 Hoa tan hoan toan 3,22 gam h6n hgp X g6m Fe, Mg va Zn bang mot

lugng vira du dung dich H2SO4 loang thu dugc 1,344 lit hidro (dktc) va dung dich ehufa m gam mudi Gia tri ciia m la

A 9,.52 B 10,27

C 8,98 D 7,25

6.4 Cho kim loai M tac dung vdi CI2 dugc mudi X ; cho kim loai M tac dung

vdi HCl dugc mudi Y Neu cho kim loai M tac dung vdi mudi X ta cQng dugc mudi Y Kim loai M cd the la

A Mg B.Zn

C Al D Fe

6.5 Hoa tan hoan toan hdn hgp X gdm Fe va Mg bang mdt lugng viJa dii

dung dich HCl 20%, thu dirge dung djch Y Ndng do cua FeClj trong dung dich Y la 15,76% Ndng dd phfin tram eiia MgClj trong dung dich Yla '

A 24,24% B 11,79%

C 28,21% D 15,76%

6.6 Cho 4,48 lit khf CO (dktc) tiir tir di qua dng nung ndng dung 8 gam mdt

oxit sat den khi phan ling xay ra hoan toan Khi thu dugc sau phan ung cd

ti khdi so vdi hidro bang 20 Cdng thiic ciia sat oxit va phSn tram the ti'ch ciia khi CO2 trong hdn hgp khf sau phan ling la

A FeO; 75% " B Fe203 ; 75%

C FcjOj ; 65% D Fe304 ; 75%

6.7 Cho hdn hgp X gdm Mg va Fe vao dung dich H2SO4 dac, ndng den khi

phan I'mg xay ra hoan toan, thu dugc dung dich Y va mdt phSn Fe khdng

tan Chat tan cd trong dung dich Y la

A MgS04va FeS04 B MgS04

C MgS04 va Fe2 (SO4 )3 D MgS04 , Fez (SO4 )3, FeS04

6.8 Nung 13,4 gam h6n hop 2 mu6'i cacbonat cua 2 kirii loai hoa tri I I , thu

duoc 6,8 gam chat ran va khi X Luong khi X sinh ra cho ha'p thu vao

75ml dung dich NaOH I M , kh6'i luong mu6i khan thu dugc sau phan

iJng la

A 4,2 gam B 5,8 gam

C 6,3 gam D 6,5 gam

6.9 Cho h6n hop Fe, Cu phan ung vdi dung dich H N O , loang Sau khi phan

ling hoan loan, thu diroc dung dich chi chiia m6t cha't tan va k i m loai du

Chat tan do la

A H N O 3 B Fe(N03)2

C Cu(N03)2 D Fe(N03)3

6.10 Cho 6,72 gam Fc vao dung dich chua 0,3 mol H2SO4 dac, nong (gia thiS't SO2

la san pham khijr duy nhat) Sau khi phan ung xay ra hoan toan, thu duoc

A 0,03 mol Fe2 (804)3 va 0,06 mol FeS04

B 0,02 mol Fe2 (804)3 va 0,08 mol FeS04

C 0,12 mol FeS04

D 0,05 mol Fe2 (SO4 )3 va 0,02 mol Fe dir

6.11 Nung m gam b6t sat trong oxi, thu dugc 3 gam h6n hop cha't ran X Hoa

tan het h6n hop X trong dung dich H N O , (du), thoat ra 0,56 1ft (6 dktc)

NO (la san ph^im khu duy nhat) Gia tri cua m la

A 2,62 B 2,32

C 2,52 D 2,22

6.12 H6n hop X g6m Na va A l Cho m gam X vao m6t lucmg du nudrc thi thoat

ra V 1ft khf Neu cung cho m gam X vao dung dich NaOH (du) thi thu

dugc 1,75 V 1ft khf Th&nh phitn ph^n tram theo khd'i lugng ciia Na trong

X la (biet the tfch khf do d cung di^u kien)

A 29,87% B 39,87%

C 49,87% D 77,31%

6.13 Cho 200 m l dung dich A l C l , 1,5M tac dung vdi V l i t dung dich NaOH

0,5M, lugng ket tua thu dugc la 15,6 gam

Gia tri lorn nhat ciia V la

A 2 B 2,4

C 1,2 D 1,8

6.14 Hoa tan hoan toan h6n hgp gdm 0,12 mol FeS2 va a mol CujS vao axit

HNO, (vira dii), thu dugc dung djch X (chi chua hai muO'i sunfat) va khi

duy nhat NO Gia tri cua a la

A 0,04 B 0,075

6.15 Trgn dung dich chiia a mol A l C l , vdi dung djch chira b mol NaOH D6

thu dugc k€t tua thi cSn c6 ti 16

A a : b = l : 4 B a : b < l : 4

C a : b = I : 5 D a : b > l : 4

6.16 Hoa tan 5,6 gam Fe bang dung dich H2SO4 loang (du), thu dugc dung djch X Dung dich X phan ling viia dii vdi V m l dung dich KMn04 0,5M Gia trj cua V la (cho Fe = 56)

A 8 0 B 40

C 20 D 60

6.17 Cho 11,36 gam h6m hgp g6m Fe, FeO, Fe203 va FC3O4 phan ung hd't

vdri dung dich HNO3 loang (du), thu dugc 1,344 1ft khf NO (san phdm

khu duy nhat, a dktc) va dung dich X C6 can dung dich X thu dugc m

gam muoi khan Gia tri cua m la

A 35,50 B 34,36

C 49,09 D 38,72

6.18 Hoa tan hoan toan 0,3 mol h6n hgp g6m A l va AI4C3 vao dung dich KOH (du), thu dugc a mol h6n hgp khf va dung dich X Sue khf CO2 (du) vao dung dich X , lugng ket tiia thu dugc la 46,8 gam

Gia tri cua a la

A 0,55 B 0,60

C 0,45 D 0,40

6.19 Cho 2,13 gam h6n hgp X gdm ba kim loai la M g , Cu va A l 6 dang b6t tac

dung hoan toan vdi oxi, thu dugc hdn hgp Y gdm cac oxit c6 khdi lugng 3,33 gam

The tfch dung dich HCl 2 M vira dii de phan ung het vdri Y la

A 50 ml B 57 ml

C 75 ml D 90 m l

6.20 D6 hoa tan hoan toan 2,32 gam hdn hgp gdm FeO, Fe304 va Fe20, (trong do

sd mol FeO bang sd mol Fe203), c^n dung vua dii V 1ft dung djch HCl I M

Gia tri cua V la:

A 0,16 B.0,18

C 0,23 D 0,08

6.21 Cho hdn hgp gdm Na va A l cd t i le sd mol tuong ling 1 : 2 vao nude (du)

Sau khi cac phan ung xay ra hoan toan, thu dugc 8,96 1ft khf H2 (d dktc)

va m gam chat ran kh6ng tan

Gia tri ciia m la

A 5,4 B 7,8

6.22 Cho V h't dung djch NaOH 2 M vao dung dich chiia 0,1 mol A l 2 ( S 0 4 ) 3 va

0,1 mol H2SO4 den khi phan I'mg hoan loan, thu dugc 7,8 gam ke'l tua

Gia trj 1dm nha't cua V di thu dugc luang ket tua trfin la

A 0,35 B 0,45

C 0,25 D 0.05

6.23 Cho h6n hop bot g6m 2,7 gam A l va 5,6 gam Fe vao 550 m l dung dich

A g N O , I M Sau khi cac phan irng xay ra hoan toan, thu dugc m gam chat

ran Gia tri cua m la

A 32,4 B.64,8

C 59,4 D 54,0

6.24 Nung nong m gam h6n hgp A l va Fe203 (trong m6i trucmg kh6ng c6

khong khi) den khi phan ling xay ra hoan toan, thu dugc h6n hgp rSn Y

Chia Y thanh 2 phan bang nhau:

- Phiin 1 tac dung vdi dung dich H2SO4 loang (du), sinh ra 3,08 lit khi H2

6.25 Nung mot h6n hgp ran g6m a mol FeCO, va b mol FeSz trong binh km

chiJa khong khi (du) Sau khi cac phan iJng xay ra hoan toan, dua binh v^

nhiet do ban dilu, thu dugc chat ran duy nha't la Fe20, va h6n hgp khi

Biet ap suat khi trong binh trirdfc va sau phan ling bang nhau, moi lien h6

giOa a va b la (biet sau cac phan iJng, luu huynh d miic oxi hoa +4, the

ti'ch cac chat ran la kh6ng dang ki):

A a = 0,5b B a = b

C a = 4b D a = 2b

6.26 Cho 9,12 gam h6n hgp g6m FeO, Fe203, Fe304 tac dung vert dung dich

HCl (du) Sau khi cac phan ung xay ra hoan toan, dugc dung dich Y; cd

can Y thu dugc 7,62 gam FeCl2 va m gam FeCl3

Gia tri ciia m la:

A 9,75 B 8,75

C 7,80 D 6,50

6.27 Cho 1,9 gam h6n hgp mu6'i cacbonat va hidrocacbonat cija k i m loai ki^m

M tac dung het vdfi dung dich HCl (du), sinh ra 0,448 lit khi (or dktc) K i m

loai M la

A N a B K

C R b D L i

6.28 Anh hucmg ciia nhom - O H d6n g6c C H , - trong phan t i i phenol thi hien

qua phan ling giua phenol vd'i

A dung dich NaOH B Na k i m loai

6.29 Chia m gam A l thanh hai phan bang nhau:

- PhSn mgt tac dung v6i lugng du dung dich NaOH, sinh ra x mol khi H j

- Phan hai tac dung vdi lugng du dung dich HNO3 loang, sinh ra y mol

khi N2O (san pham khu duy nha't)

Quan he giiJa x va y la

6.30 Hoa tan hoan toan Fe304 trong dung dich H2SO4 loang (du) dugc dung

dich X | Cho lugng du bdt Fe vao dung dich X , (trong dieu kien khong c6 khdng khi) d6'n khi phan ung xay ra hoan toan, thu dugc dung dich X2

chiia cac cha't tan la

A Fe2 (804)3 va H2SO4 B FeS04

6.31 Hoa tan het 7,74 gam h6n hgp bdt M g , A l bang 500 ml dung dich h6n

hgp HCl I M va H2SO4 0,28M thu dirge dung dich X va 8,736 lit khi H2 (cy

dktc)

C6 can dung djch X thu dugc lugng mu6'i khan la

A 38,93 gam B 25,95 gam

C 103,85 gam D 77,86 gam

6.32 D6't nong m6t h6n hgp gom A l va 16 gam FcjO, (trong di^u kien khong

CO khong khi) den khi phan irng xay ra hoan toan, thu dugc h6n hgp ran

X Cho X tac dung viira du v&i V m l dung dich NaOH I M sinh ra 3,36 lit

H2 (6 dktc)

Gia tri ciia V la

A 300 B 100

C 200 D 150

6.33 Cho m, gam A l vao 100 ml dung dich gom Cu(N03)2 0,3M va AgN03

0,3M Sau khi cac phan ling xay ra hoan torn thi thu dugc mj gam chat

ran X Neu cho mj gam X tac dung v6i lugng du dung dich HCl thi thu

dugc 0,336 lit khi (d dktc) Gia tri ciia m, va m2 Ian lugt la

A 8,10 va 5,43 B 1,08 va 5,43

6.34 Hoa tan hoan toan m gam h6n hop X g6m N H J O va Al^O, vao H 2 O thu

duac 200 ml dung dich Y chi chiia chat tan duy nha't c6 n6ng d6 0,5M

Thoi khi C O 2 (du) vao Y thu duac a gam ket tiia

Gia tri cua m va a Mn lugt la

A 8,3 va 7,2 B 11,3 va 7,8

C 13,3 va 3,9 D 8,2 va 7,8

6.35 Cho dung dich chura 0,1 mol (NH4)2C03 tac dung \di dung dich chiJa

34,2 gam Ba (OH)2 Sau phan utig thu dugc m gam ket tiia Gia tri ciia m la

A 19,7 B 39,4

C 17,1 D 15,5

6.36 Cho m gam h6n hop X gom FeO, FcjO,, Fe,04 vao m6t lucmg vCra dii dung

djch HCl 2M, thu duoc dung djch Y c6 ti It s6 mol Fe^^ va Fe'^ la 1 : 2

Chia Y thanh hai ph^n bang nhau Co can phan m6t thu dugc m, gam

muoi khan Sue khi clo (du) vao phan hai, c6 can dung dich sau phan irng

thu dugc mj gam mu6'i khan Bie't m2 - m, = 0,71

The' ti'eh dung djch HCl da dung la

A 240 ml B 80 ml

C 320 ml D 160 ml

6.37 Cho m gam Mg vao dung dich chiia 0,12 mol FeClv Sau khi phan ling

xay ra hoan toan thu dirge 3,36 gam chat ran Gia tri cua m la

A 2,16 B.5,04

C 4,32 D 2,88

6.38 Hoa tan hoan toan 8,862 gam h6n hgp Al va Mg vao dung dich HNO, loang,

thu dugc dung dich X va 3,136 lit (cf dktc) h6n hgp Y gom hai khi khong

• mau, trong do co m6t khi hoa nau trong kh6ng khi Kh6'i lurgng cua Y la 5.18

gam Cho dung djch NaOH (du) vao X va dung nong, kh6ng c6 khi mui khai

thoat ra Phan trSm khoi lugng ciia A l trong h6n hgp ban dau la

A 19,53% B 12,80%

C 10,52% D 15,25%

6.39 Hoa tan hoan toan 47,4 gam phen chua KA1(S04)2.12H20 vao nude thu

dugc dung djch X Cho toan b6 X tac dung wdi 200 ml dung djch Ba(OH)2

I M , sau phan umg thu dugc m gam k6't tiia Gia tri m la

A 7,8 B 46,6

C 54,4 D 62,2

6.40 Hoa tan hoan toan 2,9 gam h6n hgp g6m kim loai M va oxit ciia no vao

nuoc, thu dugc 500 ml dung dich chiia mot chat tan c6 nong d6 0,04M va

0,224 lit khi H2 (or dktc) Kim ioai M la

A Ca B K

C Na D Ba

6.41 Hok tan hoan to^n 20,88 gam m6t oxit sat bang dung dich H2SO4 dftc,

nong thu dugc dung dich X va 3,248 lit khi SO2 (san phdm khir duy nWt,

Cf dktc) C6 can dung dich X , thu dugc m gam mu6'i sunfat khan

Gia tri ciia m 1^

A 48,4 B 52,2

C 58,0 D 54,0 6.42 Hoa tan m gam h6n hgp Al, Fe v^o dung dich H2SO4 loang (du) Stw khi cdc phan utig xay ra hoan tokn, thu dugc dung dich X Cho dur»g «^ch Ba(OH)2 (du) vao dung dich X , thu dugc ket tiia Y Nung Y trong kh6ng khi de'n kh6'i lugng kh6ng ddi, thu dugc chat ran Z la

A h6n hgp g6m AljO, va Fe203 B h6n hgp g6m BaS04 vk Fe^Oj

C h6n hgp g6m BaS04 va FeO D FcjO,

6.43 Nung nong m gam h6n hgp g6m Al va Fe304 trong dieu kifin khdng c6 khCng khi Sau khi phan ling xay ra hoan toan, thu dugc h6n hgp rftn X Cho X tac dung v6i dung dich NaOH (du) thu dugc dung dich Y, chAt rdn

Z va 3,36 lit khi H2 (d dktc) Sue khi CO2 (du) vao dung dich Y, thu dugc

39 gam ket tua Gia tri cua m Ik

A 48,3 B 45,6

C 36,7 D 57,0

6.44 Hoh tan hoan toan 12,42 gam Al bang dung dich HNO, loang (du), thu dugc dung dich X vk 1,344 lit (d dktc) h6n hgp khi Y g6m hai khi \k N^O

va Nj Ti khfi'i cCia h6n hgp khi Y so vdi khi H 2 la 18 C6 can dung djch X ,

thu dugc m gam chat ran khan Gia tri ciia m \k

A 34,08 B 38,34

C 106,38 D 97,98

6.45 Cho 7,1 gam h6n hgp g6m m6t kim loai ki^m X va m6t kim loai ki^m Ad

Y tac dung he't vori lugng du dung dich HCl loang, thu dugc 5,6 lit khi

(dktc) kim loai X , Y Ik

A kali va bari B kali va canxi

C natri vk magic D liti va beri

6.46 Hok tan hoan toan 2,44 gam h6n hgp b6t X g6m Fe,Oj, wk Cu bang v**iag

dich H2SO4 dac nong (du) Sau phan ling thu dugc 0,504 lit khi SOj (san

ph^m khijf duy nh^t, a dktc) va dung dich chiia 6,6 gam h6n hgp mu6'i

sunfat Ph^n tram khd'i lugng ciia Cu trong X \k

A 39,34% B 65,57%

C 26,23% D 13,11%

6.47 Tfon 10,8 gam bdt A l vori 34,8 gam b6t F e 3 0 4 r6i tie'n hanh phan dmg

v.u/nhiet nh6m trong di^u kien kh6ng c6 khong khi Hoa tan hoan loan h6n

hop ran sau phan irng bang dung dich H2SO4 loang (du), thu duoc 10,752

lit khi Hj (dklc) Hieu suat cua phan umg nhiet nh6m la

A 80% B 90%

C 70% D.60%

6.48 Hoa tan hoan loan 2,45 gam h6n hop X gom hai kim loai kiem tho vao

, 200 ml dung dich HCl 1,25M, thu dirge dung dich Y chiia cac chat tan c6

nong do mol bang nhau Hai kim loai trong X la

A MgvaCa B Be va Mg >

C.MgVa Sr D Be va Ca

6.49 Cho 1,56 gam h6n hop gom Al va AI2O, phan ifng het v6i dung dich HCl

(dir), thu dugc V lit khf Hj (dktc) va dung dich X Nho tir tCr dung dich

, NH-, den du vao dung dich X thu dugc ket tiia, Igc het lugng ke'l tiia, nung

den khfi'i lugng kh6ng ddi thu dugc 2,04 gam cha't ran

• G i a t r i c u a V l a

A 0,224 B 1,344

C; 0,672 D 0,448

6.50 Cho 9,125 gam muoi hidrocacbonat phan irng het vdri dung dich H2SO4

(du), thu dugc dung dich chu-a 7,5 gam muoi sunfat trung hoa

C6rig thuc cua muoi hidrocacbonat la

A MglHCO,)^ B.NaHCO,

Ba(HC0,)2-6.51 Cho h6n hgp gom 6,72 gam Mg va 0,8 gam MgO tac dung het vdi lugng

du dung dich HNO, Sau khi cac phan ung xay ra hoan toan, thu dugc

0,896 lit mot khi X (dktc) va dung dich Y Lam bay hdi dung dich Y t h u

dirge 46 g-im mu6 khan Khi X la

6.52 Cho 29,8 gam h6n hgp hot g6m Zn va Fe vao 600 ml dung dich CUSO4

• ' 0,5M Sau khi ede phan irng xay ra hoan toan, thu dugc dung dich X va

30,4 gam h6n hgp kim loai Phan tram ve khoi lugng ciia Fe trong h6n

hgpbanddula

A 37,58% B 64,42%:

C 43,62% D 56,37%

7 TONG HdP NQl DUNG CAC KIEN THUC HOA \6 CO THUOC

CHUONG TRINH PHO THONG

7.1 Cho cac cap kim loai nguyen chat tifip xiic true tiep vai nhau : Fe va Pb ; Fe

va Zn ; Fe va Sn ; Fe va Ni Khi nhiing cac kim loai tien vao duiig dich axit, s6' cap kim loai trong do Fe bi pha hiiy trudc la

A NaOH va NaClO B Na2C03 va NaClO

C NaC103 va Na2C03 D NaOH va Na2C03

7.4 Trong cac dung dich : HNO3, NaCl, Na2S04,Ca(OH)2, KHSO4,

Mg(N03)2, day gom cac chat d6u tac dung dirge vdi dung dich Ba(HC03)2 la

D NaCl, NaHCO,, NH4CI, BaCl2

7.6 Cho tir tijr dung dich chira a mol HCl vao dung dich chiia b mol N ;0,

dong thdi khuay deu, thu dugc V 1ft khi (a dktc) va dung dich X Kni cho

du nirdc v6i trong vao dung dich X thay c6 xua't hien ket tiia

Bieu thu-c lien he giira V vdri a, b la

A V = 22,4(a-b) B V = 11,2(a - b)

C V = ll,2(a + b) D V = 22,4(a + b)

7.7 Cho cac phan ling sau :

h) glixerol (ghxerin) + Cu(0H)2 - >

Day g6m cac phan Crng diu thu6c phan img oxi hoa - khuf la

A a, b, d, e, f, h B a, b, d, e, f, g

C a, b, c, d, e, h D a, b, c, d, e, g

7.8 Khi nung nong h6n hop cac chat Fe(N03)2, Fe(OH), va FeCO, trong

khOng khi de'n kh6'i luong kh6ng d6i, thu dugc m6t chat ran Ik

A Fe304 B FeO

C Fe D Fe203

7.9 Ha'p thu hoan toan 2,688 1ft khi CO2 (cr dktc) va 2,5 1ft dung dich Ba(0H)2

n6ng d6 a mol/lft, thu duoc 15,76 gam ke't tiia

Gik tri cua a la ,

A 0,032 B 0,048

C.0,06 D.0,04

7.10 Cho day cac cha't : Ca(HC03)2 , NH4CI, (NH4)2S04, ZnS04 , A1(0H)3,

Zn(OH)2 SO' chat trong day c6 tfnh chat luofng tfnh la

A 3 B 5

C 2 D 4

7.11 Menh dg khong dung la

A Fe^"^ oxi hoa dugc Cu

B Fe khir dugc Cu^"^ trong dung dich

C Fe-''^ CO tfnh oxi hoa manh hon Cu^^

7.12 X \k kirn loai phan ung dugc v6i dung dich H 2 S O 4 loang, Y Ik kirn loai tac dung dugc vdi dung dich Fe(N03)3 • Hai kirn loai X, Y l^n lugt Ik: (bie't thu- tu day the' dien hoa: FQ^*/Fe^-^ dung tru6c Ag""/Ag)

7.15 Cho V 1ft h6n hgp khi (o dktc) g6m CO va H2 phan irng \6i m6t lugng du

hOn hgp ran g6m CuO vk Fe,04 nung nong Sau khi phan ling xay ra ho^n

toan, khO'i lugng h6n hgp ran giam 0,32 gam

Gia tri ciia V Ik

7.17 C"ho cac phan ling sau:

4 H a + M n 0 2 MnCl2 + CI2 + 2 H 2 O

2HC1 + Fe > F e d 2 + H 2

-14HC1 + K2C.2O7 2KC1 + 2CrCl3 + 3 CI2 + 7 H2O

6HC1 + 2A1 -> 2AICI3 + 3 H 2

16HC! + 2KMnO^ -> 2KC1 + 2 M n a 2 + 5 CI2 + 8 H2O

So phan img trong do HCl the hien tinh oxi hoa la

A 3 phan ung B 4 phan urng

C 2 phan ling D I phan umg

7.18 Cho 2.16 gam Mg tac dung vdti dung dich HNO, (du) Sau khi phan

xay ra hoan toan thu duoc 0,896 lit khi NO (d dktc) va dung dich X

Khoi luong muoi khan thu duoc khi lam bay hoi dung dich X la

A, 8,88 gam B 13,92 gam

C, 6,52 gam r) 13.32 gam

7.19 Cho c :;c phan iJng:

Ca(OH)2 + CI2 -> CaOCh + H j P

(4) CI2 + dung dich HjS

Cac phan ling tao ra don cha't la

D CI2 + 2NaOH NaCl + NaClO + H2O

7.22 Cho day cac cha't: N H 4 a ,(NH4)2S04 , NaCl, M g C l j , FeCl2, AICI3 So chat trong day tac dung v6i luong du dung dich Ba(OH)2 tao thanh ket tiia la

7.24 Hai kim loai X , Y vacac dung dich mud'i clorua cua chung c6 cac phan

ung hoa hoc sau:

X + 2YC1, - > XCl2 + 2 j C l 2

Y + XCI2 ^ Y C I 2 + X Phat bidu dung la:

A Ion Y'^^ CO tinh oxi hoa manh hen ion X^"^

B K i m loai X khii duoc ion Y^"*"

C K i m loai X c6 tinh khur manh hon kim loai Y

D Ion Y-^^ CO tinh oxi hoa manh hon ion X^"^

7.25 Day gom cac chat viira tan trong dung dich HCl, vira tan trong dung dich

N a O H l a

A NaHCO^, MgO, Ca(HC03)2 B NaHCO^, ZnO, Mg(0H)2

C NaHCO,, Ca(HC03)2, AI2O, D MgCOH)., A\^0„ Ca(HCO,)2

7.26 l l i i nghiem nao sau day c6 ket tua sau phan ling?

A Cho dung dich NaOH den du vao dung dich CrCNO,),

B Cho dung dich HCl den du vao dung dich NaA102 (hoac

N a [ A l ( O H ) 4 ] )

C Thoi CO2 den du vao dung dich Ca(0H)2

D Cho dung dich NH^ de'n dir vao dung dich A l C l ,

39

7.27 Thtfc hiftn cdc thi nghiem sau:

(I) Cho dung djch NaCl vao dung dich KOH

(II) Cho dung dich NajCO, vko dung dich Ca(OH)2

(ni) D'itn phan dung dich NaCl vdi dien cue tro, c6 mang ngan

(IV) Cho Cu (OH)2 vao dung dich NaNO,

(V) Sue khi NH3 vao dung dich NajCO,

(VI) Cho dung dich Na2S04 vao dung dieh Ba (0H)2

Cac thi nghiem A6u diiu che' duoc NaOH la

A I , I I va I I I B II, V va V I

C II, I I I va V I D I , IV va V

7.28 Khi nhiet phan hoan toan tumg mu6'i X, Y thi deu tao ra s6' mol khi nho

hon s6' mol mu6'i tuong ling D6i m6t lucmg nho tinh th^ Y trfin den khi

kh6ng mau, tha'y ngon lira c6 mau vang Hai mu6'i X, Y iSn luot la

A CaCO,, NaNO, B KMn04, NaNO,

C Cu(N03)2, NaNO, D NaNO,, KNO,

1.19 Cho dung dich chiia 6,03 gam h6n hop hai mu6'i NaX va NaY (X, Y Ih hai

nguyen t6' c6 trong tu nhien, cr hai chu ki lien tie'p thu6c nhom V I I A, s6'

hiftu nguyen tur Zx < Zy) vao dung dich AgNO, (du), thu diroc 8,61 gam

kft't tua PHn tram kh6'i lugng ciia NaX trong h6n hop ban dSu la

A 52,8% B 58,2%

C.47,2% D.41,8%

7.30 C 6 cac thi nghiem sau:

(I) Nhiing thanh sat vao dung dieh H2SO4 loang, ngudi

(II) Sue khi SO2 vao nudfc brom

(ill) Sue khi CO2 vao nude Gia-ven

(IV) Nhiing la nh6m vao dung dieh H2SO4 dac, ngudi

S6 thi nghiem xay ra phan ling hoa hoc la

7.32 Cho 3,024 gam m6t kim loai M tan he't trong dung dich HNO, loang, thu

duoc 940,8 ml khi N,Oy (san ph^m khir duy nha't 6 dkte) c6 ti kh6'i dd'i

vdri H2 bang 22 Khi N,Oy va kim loai M la

A. N 2 O \h Fe B. N O 2 va A l

C. N 2 O v^ A l D NO va Mg

7.33 Ne'u cho 1 mol m6i chat: CaOClj, KMn04, K2Cr207, M n 0 2 l^n luot phan

ling voi luong du dung djch HCl dac, eha't tao ra luong khi CI2 nhi^u nha't \h

A.CaOClj B.KMn04 C.K2Cr207 - D.MnOj

7.34 Cho phuong trinh hoa hoc :

Fe,04 + HNO, - ) Fe(NO,), + N.O^ + H2O

Sau khi can bang phuong trinh hoa hoc v6i he s6' eiia e^c eha't Ik nhutig s6'

nguyen t6', t6'i gian thi he s6' cua HNO, la

A 23x-9y B.45x-18y

C 13x-9y D.46x-18y

7.35 Trucmg hop nho sau day khong xay ra phan ling hod hoc?

A Sue khi HjS vao dung dieh FeCIj

B Cho Fe vao dung dich H2SO4 loang, ngudi

C Sue khi H2S vao dung dich CuClj

D Sue khi Clj vko dung dich F e C l 2

7.36 Cho bd'n h6n hop, m6i h6n hop g6m hai eha't ran c6 s6' mol bang nhau:

NajO va A I 2 O , ; Cu va FeCl,; BaCl2 va CUSO4; Ba va NaHCO,. S6 h 6 n hop

CO th^ tan hoan toan trong nu6e (du) ehi tao ra dung dieh la

A 1 B 2 C.4 D.3

7.37 Thuc hien cac thi nghiem sau:

(I) Sue khi SO2 vko dung dieh KMn04

(II) Sue khi SO2 vao dung dich H^S

(III) Sue h6n hcjp khi NO2 vk O2 vko nude

(IV) Cho Mn02 vao dung djch HCl dac, n6ng

(V) Cho FcjO, vao dung dich H2SO4 dac, n6ng

(VI) Cho Si02 vko dung djch HF

So thi nghiem c6 phan irng oxi hoa - khur xay ra 1&

A 4 B 3

C 6 D 5

7.38 Phat bieu khong diing la:

A K i m cuang, than chi, fuleren la cac dang ihu hmh cua cacbon

B Hidro sunfua bi oxi hoa bai nude clo d nhift dO thircmg '

C Tat ca cac nguyen t6 halogen d^u c6 cac s6 oxi hoa: - 1 , + 1 , +3, +5 va

+7 trong cdc hop chat

D Trong c6ng nghiep, photpho dugc san xua't bang each nung h6n hop

quang photphorit, cat va than co'c d 1200"C trong 16 dien

7.39 Phat bleu nao sau day dung?

A Cac k im loai: natri, bari, beri deu tac dung vdi nirorc a nhietd^ thucmg

B K i m loai xesi duoc diang de che tao te' bao quang difin , ,

C Theo chieu tang dan cua dien tich hat nhan, cac kim loai kiem tho (tCr

beri den bari) c6 nhiet dd nong chay giam dan

D K i m loai magie c6 kie'u mang tinh th6' lap phirong tarn dien

7.40 Co cac phat bieu sau:

(1) Liai huynh, photpho deu boc chay khi tiep xiic v6i CrOy

(2) Ion Fe''^ c6 ca'u hinh electron viqt gon la [Ar]3d\

(3) Bdt nh6m l u boc chay khi tiep xiic vdi khi clo

(4) Phen chua C O cong tliiic la Na2S04.Al2(S04)v24H20

Cac phat bieu dung la

A ( l ) , ( 3 ) , ( 4 ) B (2), (3), (4)

C ( l ) ( 2 ) , ( 3 ) D ( l ) , ( 2 ) , ( 4 )

7.41 H6n hop khi X g6m Nj va Hj c6 ti kli6T so vdi He bang 1,8, Dun nong X m6t

thoi gian trong binh kin (c6 bdt Fe lam xiic tac), thu duoc h6n hop khi Y co ti

khoi so vdi He bang 2 Hieu suat cua phan utig tdng hop N H , la

A 50% B.40%

C 36% D 25%

7.42 Cho cac chat: NaHCO,, CO, Al(OH), FeCOH),, HP, Cl^, NH4GI S6' cha't

tac dung dugc voi dung djch NaOH loango nhiet do thircmg la ,

A 3 B 5 ' '

C.6 D 4

7.43 Phuong phap de loai bo tap chat HCl co iSn trong khf HjS la: Cho h6n hop

khi loi tir lir qua mot lugng du'dung dich

A Pb(NO02 B.NaHS

C A g N O , D iNaOH

42

7.44 Khir hoan loan m gain oxit M.O^ cAn vita du 17,92 lit khi CO (dktc), thu

dugc a gam k i m loai M Hoa tan het a gam M bang dung dich H2SO4 dac

nong (du), thu dugc 20,16 lit khi SO^ (san phdm khiJ duy nha't, d dktc)

Oxit M,Oy la A.Cr203 B.FeO

7.46 Phat bid'u nao sau day khong diing?

A Dung dich dam dac cua Na2SiO,va K2Si03dugc ggi la thuy tinh long

B Dam chay magie co the dugc dap tit bang cat kho

C CFjClj bi cam sir dung do khi thai ra khi quyen thi pha hiiy tdng ozon

D Trong phong ihi nghiem, N2 dugc di6u che' bang each dun nong dung dich NH4NO2 bao hoa

7.47 Co 4 dung dich rieng biet: CUSO4, ZnClj, FeCl,, AgNO, Nhung vao m6i

dung dich m6t thanh Ni So trudng hgp xuat hien an mon dien hoa la

C 3 D 2

7.48 Chosod6chuyenhoii:

P2O, ^Koii ^ X > Y — Z

Cac chat X , Y , Z Idn lum la:

A K3PO4, K2HPO4, KH2PO4 B KH2PO4, K2HPO4, K3PO4

C K,P04, KH2PO4, K2HPO4 D KH2PO4, K3PO4, K2HPO4

7.49 Dot chay hoan toan m gam FeS, bang mot lugng Oj vira du, thu dugc khf

X Ha'p thu het X vao I h't dung dich chiia Ba(0H)2 0,15M va KOH 0,1M,

thu dugc dung dich Y va 21,7 gam ket tCia Cho Y vao dung dich NaOH,

thay xua't hien them ke't tua Gia tri ciia m la

C 18,0 D.24,0

7.50 Cho cac dung dich loang: (1) FeCl,, (2) FeCl2, (3) H2SO4, (4) HNO,,

(5) h6n hgp gom HCl va NaNO, Nhung dung dich phan ung dugc vdi kim loai Cu Ik

A ( l ) , ( 3 ) , ( 4 ) B.(I),(4),(5)

C ( l ) , ( 2 ) , ( 3 ) D ( l ) , ( 3 ) , ( 5 )

"7.51 Cho a gam Fe vao 100 ml dung dich h6n hap g6m HNO;, 0,8M va

Cu(NOi)2 IM- Sau khi cdc phan irng xay ra hoan loan, thu duac 0,92a

+5

gam h6n hap kim loai va khi NO (san pham kh& duy nhát cua N )

Gia tri cua a \h

Ạ 11,2 B 11,0

C 5,6 D 8,4

7.52 Cho 9,125 gam mu6'i hidrocacbonat phan \ing hfít v6i dung djch HjSÔ

(du), thu diroc dung dich chiia 7,5 gam niu6'i sunfat trung hoạ

C6ng thurc cua mu6'i hidrocacbonat la

BăHCO,)2-7.53 Cho sa d6 chuyd'n hoa sau:

CaO > CaCl; >CăNO02 > CaCO,

C6ng thiic ciia X, Y , Z l^n luat la

Ạ HCl, HNO„ Na2COv B HCl, AgNO,, (NH4)2COv

C CI2, AgNO,, MgCOv D CI2, HNO„ CỘ

8 DAI CUONG HOA HOC HUU CO, HIDROCACBON

8.1 D5n V lit (or dktc) h6n hap X g6m axetilen va hidro di qua 6'ng sii dung

b6t niken nung nong, thu duac khi Ỵ Din Y vao lugng du AgNO, (hoac

AgjO) trong dung dich NH, thu ducfc 12 gam két tuạ Khi ra khoi dung

dich phan ling vira dii \6i 16 gam brom va con lai khi Z D6't chay hôn

toan khi Z thu dugc 2,24 lit khi CO2 (6 dktc) va 4,5 gam nudẹ

Gia tri ciia V bang

Ạ 11,2 B 13,44

C 5,60 D 8,96

8.2 Co 3 chát long benzen, anilin, stiren, dung rieng biet trong lo mat nhan

Thu6'c thir di phan biet 3 chat long trSn la

Ạ dung dich phenolphtalein B nude brom

C giáy quy tim D dung dich NaOH

8.3 Khi brom hoa m6t ankan chi thu duoc mdt dSn xuát monobrom duy nhát

CO ti kh6'i hai d6'i v6i hidro la 75,5 TSn ciia ankan do Ih

A, 2,2,3-trimetylpentan B 2,2-dimetylpropan

C 3,3-dimetylhexan D isopentan

g.4 Cho 4,48 lit h6n hap X (cf dktc) gdm 2 hidrocacbon mach h6 16i tijr tCr qua

binh chu-a 1,4 lit dung dich Bfj 0,5M Sau khi phan ling hoan toan, s6' mol Brj giam di m6t nua va kh6'i luomg bmh tang them 6,7 gam C6ng thiic phan tu ciia 2 hidrocacbon la

• Ạ C2H2 va C4H6 B C2H2 va C4H8

• C. C3H4 va C4H8 D C2H2 va C3H8

8.5 Ba hidrocacbon X, Y , Z ké tiép nhau trong day d6ng dang, trong d6 kh6'i luong phan tu Z gáp d6i kh6'i luong phan tir X D6't chay 0,1 mol chat Y ,

san ph^m khi háp thu hoan toan vao dung dich CăOH )2 (du), thu duac s6'

gam ket tiia la Ạ20 B 40 C.30 D 10

8.6 H6n hap g6m hidrocacbon X va oxi c6 ti 16 s6' mol tuong ung la 1 : 10

D6't chay hoan toan h6n hop trfin thu duoc h6n hap khi Y Cho Y qua dung dich H2SO4 dac, thu dugc h6n hop khi Z c6 ti kh6'i d6'i vdfi hidro

bang 19 C6ng thiic phan tii cua X la (Cho H = 1, C = 12, O = 16)

8.7 Dun nong h6n hop khi g6m 0,06 mol CjHj va 0,04 mol H2 vdi xuc tac Nị

sau m6t thdi gian thu dugc h6n hgp khi Ỵ DSn toan b6 h6n hgp Y I6i tir

tir qua binh dung dung dich brom (du) thi con lai 0,448 lit h6n hgp khi Z (6 dktc) CO ti khÓi so vdi oxi la 0,5

Khoi lugng binh dung dich brom tang la

Ạ 1,20 gam B 1,04 gam

C 1,64 gam D 1,30 gam

8.8 Din 1,68 lit h6n hgp khi X g6m hai hidrocacbon vao binh dung dung dich

brom (du) Sau khi phan ling xay ra hoan tôn, c6 4 gam brom da phan litig va con lai 1,12 lit khị

Nén dot chay hoan toan 1,68 lit X thi sinh ra 2,8 lit khi CO2

C6ng thiic phan tir ciia hai hidrocacbon la (bifít cac th^ tich khi d^u do d dktc)

C CH4 va C,Hs D QHfi va CH^

Hidrocacbon mach hor X' trong phan tir chi chda liSn ket a va c6 hai nguyftn tCr cacbon bac ba trong m6t phan tụ D6't chay hoan toan 1 thé tich X sinh ra

6 thé tich CO2 (d cung di^u kien nhiet d6 ap suát) Khi cho X tac dung vdi

CI2 (theo ti le s6' mol 1: 1), s6' dan xuát monoclo td'i da sinh ra la

Ạ 3 din xuát B 4 din xuát

8.10 Dot chay hoan toan h6n hop M g6m 1 ankan X va ni6t ankin Y , thu dugc

s6' mol CO2 bang s6' mol

Thanh phan ph;tn tram ve so mol ciia X va Y trong h6n hop M Ian luot la

A 75% va 25% B 20% va 80%

C 35% va 65% D 50% va 50%

8.11 Dot chay hoan toan mot hidrocacbon X thu dugc 0,11 mol COj va 0,132

mol H 2 O Khi X tac dung v6i khi clo (theo ti le s6' mol 1 : 1) thu dugc mo\

san pham hiJu co duy nhat

Ttn goi cua X la

A 2-metylbutan B 2-metylpropan

C 2,2-dimetylpropan D etan

8.12 H6n hop khi X gom 0,3 mol va 0,1 mol vinylaxetilen Nung X mot

th&i gian \di xiic tac N i thu dirge h6n hgp khi Y c6 ti kh6'i so vofi kh6n<.'

khi la 1 Neu cho toan bg Y sue tCr tCr vao dung dich brom (du) thi eo n,

gam brom tham gia phan ung Gia tri cua m la

A 16.0 B 3,2

C 8,0 D 32,0

8.13 Cho h6n hgp X g6m CH4, C2H4 va CH^ Lay 8,6 gam X tae dung h€t voi

dung dich brom (du) thi khoi lugng brom phan ung la 48 gam Mat khac;

neu cho 13,44 lit (d dktc) h6n hgp khi X tac dung v6[ lirgng du dung die!-

AgNOp, trong N H , , thu dugc 36 gam ket tua

Phin tram thi tich cua CH4 c6 trong X la

A 20% B 50%

C 25% D 40%

8.14 H6n hgp khi X gom va mot anken c6 kha nang cgng HBr cho san

pham hiru co duy riha't T i khdi ciia X so vcfi H2 bang 9,1 Dun nong X cv

xiic tac N i , sau khi phan ung xay ra hoan loan, thu dirge h6n hgp khi \

khong lam mat mau nude brom; ti khdi cua Y so v6\j bang 13 COnji

thurc ca'u tao cua anken la

A. CH3 - C H = C H - CH3 B. C H 2 = C H 2

C C H 2 = C ( C H 3 ) 2 D C H 2 = C H - C H 2 - C H 3

8.15 H6n hgp khi X g6m anken M va ankin N co cung s5' nguyen tCr cacbon

trong phan tu H6n hgp X co khdi lugng 12,4 gam va the tich 6,72 lit ( i

dktc) Sd mol, cdng thirc phan tis cQa M va N Mn lugt la

A 0,1 mol QHfi va 0,2 mol QH4

B 0,2 mol C2H4 va 0,1 mol Q H j

C 0,l.mol C2H4 va 0,2 mol

CjHz-D 0,2 mol QHfi va 0,1 mol C3H4

8.16 Dun nong hdn hgp khi X gdm 0,02 mol Q H ^ va 0,03 mol H2 trong mdt

binh kin (xuc tac Ni), thu dugc hdn hgp khi Y Cho Y Igi ti^ ti^ vao binh nude brom (du), sau khi ket thiic cac phan ung, khdi lugng binh tang m gam va cd 280 ml hdn hgp khi Z (dktc) thoat ra T i khdi cua Z so vdi H2

la 10,08 Gia tri cua m la

A 0,328 B 0,620

C 0,585 D 0,205

8.17 Ddt chay hoan toan mdt lugng hidrocacbon X Ha'p thu toan b6 san pham

> chay vao dung dich Ba(OH)2 (du) tao ra 29,55 gam ket tiia, dung dich sau

phan img cd khdi lugng giam 19,35 gam so vdi dung dich Ba(OH)2 ban

dSu Cdng thiJc phan tir ciia X la

8.18 Hdn hgp khi X gdm mdt ankan va mdt anken T i ktidi cua X so vdi H2

bang 11,25: Ddt chay hoan toan 4,48 lit X , thu dugc 6,72 lit CO2 (cac the

tich khi do drdktc) Cdng thiJc cua ankan va anken Mn lugt la

C C H 4 v a C 3 H , D.CH4vaC4H« 8.19 Dot chay hoan toan 6,72 lit (dktc) hdn hgp gdm hai hidrocacbon X va Y

( M Y ' > M X ) , thu dugc 11,2 1ft khi CO2 (dktc) va 10,8 gam HjO

Cdng thiic ciia X la

C C2H4 D C2H2

8.20 Cho 3,12 gam ankin X phan ung vdi 0,1 m o l H (xiic tac P d / P b C O „ t"),

thu dugc hdn hgp Y chi cd hai hidrocacbon Cdng ihiirc phan tiir ciia X la

C,C,H4 D.C4Hfi

9 D A N X U A T H A L O G E N , A N C O L , PHENOL 9.1 Ddt chay hoan toan mdt ancol X thu dugc COj va HjO cd ti le sd mol tuong ling la 3 : 4 The tich khi oxi can dung de ddt chay X bang 1,5 Ian the tich khf CO2 thu dugc (d cung di6u kien)

Cdng thuc phan tir ciia X la

9.2 Co bao nhieu ancol bac 2, no, dcm chiic, mach ha d6ng phan ca'u tao

cua nhau m^ phan tir cua chiing c6 phdn trSm khd'i luong cacbon bang

68,18%?

A 2 B 3

9.3 X la m6t ancol no, mach h6 D6't chay ho^n to^n 0,05 mol X cin 5,6 gam

oxi, thu dugc hcri nirdrc 6,6 gam CO2

C6ng thurc cua X la

A C,H,(OH).v B Q H 7 O H

9.4 Cho m gam ancol no, dcm chtic X qua binh dung CuO (du), nung nong

Sau khi phan urng hoan toan, kh6'i lugng chat rSn trong blnh giam 0,32

gam H6n hgp hai thu dugc c6 ti kh6'i d6'i vdrl hidro \k 15,5

Gii tri cua m Ik

A 0,64 B 0,92

C 0,32 D 0,46

9.5 Cho 15,6 gam h6n hgp hai ancol dan chiic, kfi" tie'p nhau trong day d6ng

dang tac dung h6't vdri 9,2 gam Na, thu dugc 24,5 gam cha't ran Hai ancol

do la

A C3H5OH va C4H7OH B C2H5OH vk C3H7OH

C C3H7OH \k C4H9OH D CH3OH va C2H5OH

9.6 Khi tach nude tiir m6t chat X c6 c6ng thiJc phan tijr C4H,(,0 tao th&nh ba

anken la d6ng phan ciia nhau (tinh ca d6ng phan hinh hoc)

C6ng thirc ca'u tao thu gon cua X la

A ( C H 3 ) 3 C O H B C H 3 C X : H 2 C H 2 C H 3

C C H 3 C H ( O H ) C H 2 C H 3 D C H 3 C H ( C H 3 ) C H 2 0 H

9.7 Cho m gam h6n hgp X g6m hai ancol no, dan chiic, kft' tie'p nhau trong

day d6ng dang tac dung vdi CuO (du) nung n6ng, thu dugc h6n hgp rftn

Z va m6t h6n hgp hai Y (c6 ti kh6'i hai so vdi Hj IS 13.75) Cho toan bd

Y phan umg \di md{ lUgng du AgzO (hoac AgNO,) trong dung djch N H ,

dun nong, sinh ra 64,8 gam Ag

Gia tri ciia m \k

A 9,2 B 7,8

C 7,4 D 8,8

9.8 Khi tach nude tCr ancol 3-metylbutanol-2 (hay 3-metylbutan-2-ol), san

ph^m chinh thu dugc la

A 3-metylbuten-3 (hay 2-metylbut-3-en)

C 3-metylbuten-2 (hay 3-metylbut-2-en)

D 3-mctylbuten-l (hay 3-metylbut-l-en)

Oxi hoa 1,2 gam CH.OH bang CuO nung nong, sau mot ihdi ^,'^11 thu

dugc h6n hgp san pham X (gom IICHO, H^O va C H , 0 ' I du) Cho lukn b6

X tac dung vdi lugng du A g P (hoac AgNO,) trong dung dich Nri,, dugc

9.11 Dot chay hoan toan h6n hgp M g6m hai (ancol) X va Y la d6ng dang

ke' tie'p cOa nhau, thu dugc 0,3 mol CO2 va 0,425 mol H2O Niai khac, cho 0,25 mol h6n hgp M tac dung vdi Na (du), thu dugc chua den 0,15 mol H2

Cong thirc phAn tu ciia X va Y la

A C2H6O2 , C3H8O2 B C2H6O , CH4O

C C3H6O, C4Hi50 D C2H6O , CjH^O

9.12 Dot chay hoan toan mot ancol da chiic, mach hd X , thu dugc H2O va CO2 vdi ti le s6 mol tuang ung la 3 : 2 Cong thiic phan tu ciia X la

A C2H6O2 B C2H6O CC3HSO2 D C4H,o02

9.13 Oxi hoa m gam ctanol thu dugc h6n hgp X gom axetandehit, axit axetj.-,

nude va etyno! ('ir Cho toan bg X tac dung vdi dung dich NaHCO, (du) thu dugc 0,56 lit khi COj (d dktc) Khdi lugng etanol da bi oxi hoa tao ra axit la

A 1,15 gam B 4,60 gam

C 2.30 gam D 5,75 gam

9.14 Dun nong hdn hgp hai ancol dan chiJc, mach hd vdi H2SO4 dac, thu Jugc hdn hgp gom cac etc Lay 7,2 gam mot trong cac etc do dem dot chay hoan toan, thu dugc 8,96 lit khi CO2 (d dktc) va 7,2 gam HjO

Hai ancol do la

A C H , 0 I 1 va C H ^ O H

C CjH.OH va CH2= C H - C H j - OH

D CH,OH va C H 2 - C H - C H j - OH

9.15 Dd't chay hoan toan m gam h6n hop 3 ancol don chirc, thu6c cung day

dong dang, thu dirge 3,808 lit khi CO2 (dktc) va 5,4 gam H2O

Gia tri cua m la

A 5,42 B.4,72

C 7,42 D 5,72

9.16 H6n hcrp M g6m ancol no, don chirc X va axit cacboxylic dcfn chiJc Y,

d^u mach ho va c6 cung s6' nguyen tir C, t6ng s6 mol cua hai cha't la 0,5

mol (so mol cua Y Jiirii hon so mol cua X) Ne'u d6't chay hoan toan M thi

thu daar 33,6 VHf CO^ (dktc) va 25,2 gam HjO Mat khac, neu dun

nong M voi HjSO^ dac de' thuc hien phan umg este hoa (hieu sua't la 80%)

thi s6' gam e.ste thu dugc la

A 22,80 B 18,24

C 27,36 D 34,20

9.17 Trong so cac phat bie'u sau v^ phenol (QH-jGH):

(1) Phenol tan it trong nude nhirng tan nhieu trong dung dich HCl

(2) Phenol c6 tinh axit, dung djch phenol khOng lam d6i mau quy tim

(3) Phenol dung de san xuat keo dan, chat diet nS'm moc

(4) Phenol tham gia phan irng the brom va the nitro de hon benzen

Cac phat bieu dung la

A.(l),(3),(4) B.(l),(2),(4)

C.(l),(2),(3) D (2), (3), (4)

9.18 H6n hop X gom 1 ancol va 2 san pham hop nirdrc ciia propen Ti kh6'i hoi

ciia X so v&i hidro bang 23 Cho m gam X di qua 6'ng sii dung CuO (du)

nung nong Sau khi cac phan utig xay ra hoan toan, thu dirge h6n hgp Y

gom 3 chat huu co va hoi nude, khdi lirgng 6'ng sii" giam 3,2 gam Cho Y

tac dung hoan toan voi lugng du dung dich AgNO^ trong NH„ tao ra 48,6

gam Ag Phan tram khdi lugng cua propan-l-ol trong X la

A 65,2% B 16,3%

C 48,9% D 83,7%

9.19 Dd't chay hoan toan mdt lugng hdn hgp X g6m 2 ancol (deu no, da chiic,

mach hd, cd cung sd nhdm -OH) cSn \icd du V lit khi Oj, thu dugc 11,2

1ft khi CO2 va 12,6 gam HjO (cac the tich khi do a dktc) Gia tri cua V la

A 14,56 B 15,68,

C 11,20 D.4,48

9.20 Cho 10 ml dung dich ancol etylic 4(V' phan ling het vdi kirn i^ai (du),

thu dugc V lit khi H2 (dktc) Biel khdi lugng rifing cua aaco elylic

nguyen chat bang 0,8 g/ml Gia tri cua V la

A 0,896 B 4,256

C 3,360 D 2,128

10 ANDEHIT, XETON, AXIT CACBOXYLIC

10.1 Dan V lit (d dktc) hdn hgp X gdm axetilen va hidro di qua d'ng vx dung

bdt niken nung ndng, thu dugc khi Y DSn Y vao lugng du AgNC (hoac

Ag20) trong dung dich N H , thu dugc 12 gam ket tua Khi ra khoi dung dich phan umg vira du vdi 16 gam brom va con lai khi Z Dot chay hoan

toan khi Z thu dugc 2,24 lit khi CO2 (d dktc) va 4,5 gam urdc Gis tri cua

V bang

A 11,2 B 13,44

C 5,60 D 8,96

10.2 Cho 2,9 gam mdt andehit phan iJng hoan toan vdi lugng du AgNO, (hoac

AgjO) trong dung dich N H , thu dugc 21,6 gam Ag Cdng thiic cau tao thu

ggn ciia andehit la

A HCHO B CH2 = CH - CHO

C OHC-CHO, D C H 3 C H O

10.3 De trung hda 6,72 gam mdt axit cacboxylic Y (no, don chirc), can dung

200 gam dung dich NaOH 2,24% Cdng thirc ciia Y la

A C2H3COOH B HCOOH

C C3H7COOH D CH3COOH

10.4 Dd't chay hoan loan 0,1 mol mdt axit cacboxylic don chiJc, cSn vira dii ^

lit 0 , (d dktc), thu dugc 0,3 mol CO2 va 0,2 mol HjO Gia tri cua V la

A 6,72 B.4,48

C 8,96 D 11,2

10.5 Cho 6,6 gam mdt andehit X don chirc, mach hd phan irng vdi lugng ciu

AgNO, (hoac AgjO) trong dung dich N H , , dun ndng Lugng Ag sii; a cho phan irng het vdi axit HNO, loang, thoat ta 2,24 lit khi NO (s;in p .an khu duy nha't, do d di^u kien tieu chudn) Cdng thiic ca'u tao thu ggn cua

X l a

A CH3CHO B HCHO

C CH3CH2CHO D CH2=CHCHO

10.6 Cho 0,1 mol andehit X tac dung \6i luomg du AgNO^ (hoac AgjO) trong

dung dich N H , , dun nong thu dugc 43,2 gam Ag Hidro hoa X thu d U O c

Y, bie'l 0.1 mol Y phan umg vira du vdi 4,6 gam Na COng thi'rc ca'u tao thu

gon ciia X la

A HCHO B CH3CHO

C o n e -CHO D CH3CH(OH)CHO

10.7 H6n hap X gon; axit HCOOH va axit CH,COOH (ti le mol 1:1) U'y 5,3

gam h6n hop X tac dung vdi 5,75 gam QH^OH (c6 xuc tac H2SO4 dac)

thu duoc m gam h6n hop este (hifiu sua't cua cac phan urng este hoa d6u

bang 80%) C^r-' : ua m la

A 10 12 B 6,48

C 8,10 D 16,20

10.8 Dot chay hoan toan a mol axit h&u Y duoc 2a mol CO2 Mat khac, de

trung hoa a mol Y cAn vCra du 2a mol NaOH

Cong thirc cau tao thu gon cua Y la

A HOOC - CH2 - CH2 - COOH B C2H5 - COOH

C C H 3 - C O O H D HOOC-COOH

10.9 Dun nong V lit hoi andehit X vdi 3V lit khi H2 (xuc tac Ni) de'n khi phan

ling xay ra hoan toan chi thu diroc 1 h6n hop khi Y c6 the' tich 2V lit (cac

the tich khi do 6 cung dieu kien) Ngimg tu Y thu duoc chat Z; cho Z tac

dung vdi Na sinh ra H2 c6 s6' mol bang so mol Z da phan umg

Chat X la andehit

A khong no (chiia mot noi doi C=C), hai chi'rc

• B no, hai chiic

C khong no (chiia mot n6'i d6i C=C), don chiic

D no, don chiic

10.10 Axit cacboxylic no, mach hb X c6 c6ng thtic thuc nghiem (C,H40,)n,

, vay c6ng thirc phan tii ciia X la

A C , H A B.QH4OV

C CpJI.fiO.j D G,H| A

-10.11 Cho 3,6 gam axit cacboxylic no, don chixc X tac dung hoan loan vdri

500 ml dung dich gom KOH 0,12M va NaOH 0,12M C 6 can dung dich

thu dugc 8,28 gam hOn h(;rp chat ran khan

Cong thirc phan tu ciia X la

A C^HsCOOH B CH^COOH

10.12 Cho hOn hc^p g6m 0,1 mol HCHO va 0,1 mol HCOOH tac dung vdi

hrgng du A g P (hoac AgNO^) trong dung djch N H , , dun nong Sau khi cac phan ung xay ra hoan toan, khO'i lucmg Ag tao thanh la

A 21,6 gam B 10,8 gmi

C 43,2 gam D 64,8 gam

10.13 Cho 0,1 mol h6n hop X g6m hai andehit no, don chirc, mach ho, ke tiep

nhau trong day d6ng dang tac dung v6i luong du dung dich AgNO, trong

NH3, dun nong thu dugc 32,4 gam Ag Hai andehit trong X la

A HCHO va C^H.CHO B HCHO va CH3CHO

C QH.CHO va C.H^tHO D CH,CHO va QH^CHO

10.14 Trung hoa 8,2 gam h6n hop g6m axit fomic va mOt axit don chirc X cSn

1001 ml dung djch NaOH 1,5M Neu cho 8,2 gam h6n hop tren tac dung

v6i mot lugng du dung dich AgNO, trong NH3, dun nong thi thu dugc

21,6 gam Ag Tfin ggi cua X la

A axit acrylic B axit propanoic

C axit etanoic D axit metacrylic

10.15 H 6 n hgp X g6m axit Y don chiJc va axit Z hai chirc (Y, Z c6 cung so

nguyen tir cacbon) Chia X thanh hai ph<1n bang nhau Cho ph&n m6t tac

dung het vcfi Na, sinh ra 4,48 lit khi Hj (cf dktc) Dot chay hoan toan ph^n

hai, sinh ra 26,4 gam COj Cong thiic ca'u tao thu gon va phan tram v^

kh6'i lugng ciia Z trong h6n hgp X Ian lugt la

A HOOC- COOH va 42,86%

B HOOC - COOH va 60,00%

C HOOC- C H 2 - COOH va 70,87%

D HOOC- C H 2 - COOH va 54,88%

10.16 Cho 0,25 mol m6t andehit mach hd X phan irng vdi lugng du dung djch

AgNO, trong N H , , thu dugc 54 gam Ag Mat khac, khi cho X phan ung

v6i H2 du (xuc tac Ni, t") thi 0,125 mol X phan ling het vdi 0,25 mol Hj Chat X CO c6ng thiic chung la

A C„H2„_3CHO (n > 2) B C^Hjn.rCHO (n > 2)

C C „ H 2 , „ C H 0 ( n > 0 ) D.C„H2„(CHO)o(n > 0 )

10.17 Oxi hoa het 2,2 gam h6n hgp hai ancol don chuc thanh andehit c^n vira

dii 4,8 gam CuO Cho toan bg lugng andehit tren lac dung vdi lugng du

dung djch AgNO, trong NH„ thu dugc 23,76 gam Ag Hai ancol la

A C 2 H , 0 H , C2H5CH2OH B C 2 H , 0 H , C , H , C H 2 0 H

C. C H 3 O H QHsCHjOH D CHjOH, Q H O H

10.18 A x e l o n dirge didu c h c bang each oxi hoa cumen nhd oxi, sau do thuy

phan trong dung dich H 2 S O 4 loang De thu dugfc 145 gam axeton thi

luong cumen can dung (gia sir hifiu suat qua trinh di^u che' dat 75%) la

A 400 gam B 600 gam

C 500gaiT D 300 gam

10.19 H6n hop Z g6ra hai axit cacboxylic don chuc X va Y (Mx > My) c6 t6ng

khO'i luong la 8,2 gam Cho Z tac dung \iia dii v6i dung dich NaOH,

thu duc^c dung die!', chuu 11,5 gam muoi Mat khac, neu cho Z tac dung

voi mot lirong du dung dich AgNO, trong NH„ thu duoc

21,6 g;im Ag Cong thirc va phan tram khoi lirgng cua X trong Z la

A C,H,COOH va 54,88% B C^H.COOH va 43,90%

C QII.COOH va 56,10% D HCOOH va 45,12%

10.20 Cho h6n h(:rp M gom andehit X (no, don chiic, mach ho) va hidrocacbon

Y, CO tciing so mol la 0,2 (s6' mol ciia X nho hon ciia Y) D6't chay hoan

to'an M , thu duoc 8,96 lit khi CO2 (dktc) va 7,2 gam Hp

C,H,P4-10.22 Hai r:hat X va Y c6 cung c6ng thiic phan tir C^HA Chat X phan ling

duoc \'6\m loai Na va tham gia plian Uiig (rang bac Chat Y phan umg

duoc voi kim loai Na va hoa tan duoc CaCO,

Cong thiic cua X, Y Ian lucft la

A HCOOCH,, HOCHjCHO B HCOOCH,, CH.COOH

C HOCH,CHO, CH3COOH D CH,COOH, HOCH^CHO

10.23 Cho 16,4 gam h6n hop X gom 2 axit cacboxylic la d6ng dang k€ tie'p

nhau phan I'mg hoan toan vcfi 200 ml dung dich NaOH I M va KOH I M

thu duoc dung dich Y C6 can dung dich Y, thu duoc 31,1 gam h6n hop

chat nin khan Cong thurc cua 2 axit trong X la

A C,H,02 va CaHA- B. QHA va C

,HA-C ,HA-C.!!A va C 3 H A D C , H A va C 4 H A

-10.24 Dot chay hoan toan 2,76 gam h6n hop X gdm C.HyCOOH,

C.HyCOOCH,, CH,OH thu duoc 2,688 lit CO^ (dktc) va 1,8 gam H^O

Mat khac, cho 2,76 gam X phan ung vira du v6i 30 ml dung dich NaOH

1M, thu duoc 0,96 gam C H 3 O H Cong thiic cua C^HyCOOH id

A C,H,COOH B CH.COOH

C QH.COOH D CH,COOH

11 E S T E , L I P I T

11.1 Este X khOng no, mach hd, c6 ti khoi hoi so vdi oxi bang 3.125 va khi

tham gia phan ung xa phong hoa tao ra mot andehit va mot muoi cua axit hull CO. Co bao nhifiu cong thiJc ca'u tao phu hop vrti X'' '

A 2 B.5."

C 3 D 4

11.2 De' trung hoa luong axit tu do eo trong 14 gam mOt mau chat beo c^n

15 ml dung dich KOH 0,1M Chi s6 axit ciia mSu cha't beo trfin la

A 4,8 B 7,2

C 6.0 D 5,5

11.3 Hai cste don chiJc X va Y la d6ng phan cua nhau Khi hoa hoi 1,85 gam

X thu duoc the tich hoi diing bang the tich ciia 0,7 gam N , (do 6 ciang dieu kien) C6ng thirc ca'u tao thu g'on ciia X va Y la

A C 2 H 3 C O O C 2 H 5 va C 2 H 5 C O O C 2 H 3

B C 2 H 5 C O O C H 3 va HCOOCH(CH3)2

C HCOOCHjCHjCH, va C H p O O Q H ,

D. H C O O C 2 H , va CH.COOCHv

11.4 Cho glixerol (glixerin) phan ling v6i h6n hop axit beo g6m C,7H3,COOH

va C|,H3,C00H, s6' loai trieste duoc tao ra toi da la

A 5 B 4

C.3 D.6

11.5 X la mOt este no don chiic, c6 ti khd'i hoi d6'i vdi CH4 la 5,5 Neu dem dun

2,2 gam este X vori dung dich NaOH (du), thu duoc 2,05 gam mu6'i C6ng

thti-c ca'u tao thu gon cua X la

A HCOOCH(CH3)2 B C 2 H 5 C O O C H 3

C C H 3 C O O C 2 H 5 D H C O O C H 2 C H 2 C H 3

11.6 Thuy phan hoan toan 444 gam m6t lipit thu duoc 46 gam glixerol

(glixerin) va hai loai axit beo Hai loai axit beo do la

A C|5H3,COOH va C,7H35COOH

B C,7H33COOH va C,5H3,COOH

C C,7H3,COOH va C,7H33COOH

D C,7H33COOH va CpHjjCOOH

11.7 Xa phong hoa 8,8 gam etyl axetat bang 200 mi dung dich NaOH 0,2M

Sau khi phan img xay ra hoan toan c6 can dung dich thu duoc chat ran khan c6 khoi luong la

A 8,56 gam B 3,28 gam

C 10,4 gam D 8,2 gam

11.8 Este X CO dAc didm saii:

- Dot chay hoan toan X tao thanh CO2 va H2O c6 s6' m o l bang nhau;

- Thuy phan X trong m6i truomg ax it dugc chat Y (tham gia phan ung

trang bac) va cha't Z (c6 s6' nguyfin ti'r cacbon bang m6t nua s6' nguySn

tir cacbon 'rong X )

Phat bie'u k h o n g dung iir

A Chat X thu6c loai este no, don chiic

B D 6 t chay hoan tear* ! m o l X sinh ra san pham g 6 m 2 m o l CO2 va

2 m o l H2O

C Cha't Y tan v6 han trong nudrc

D D u n Z \6'i dung dich H2SO4 dac a 170"C thu duoc anken

11.9 Hcfp chat hiJu co no, da chiic X c6 c6ng thiJc phan ixi C 7 H 1 2 O 4 Cho 0,1

mol X tac dung vira du vdi 100 gam dung dich N a O H 8 % thu dugc cha't

' hfru ccf Y va 17,8 gam h6n hop mudi

C6ng thiJc ca'u tao thu gon cua X la

A CH,OOC-(CH2)2-COOC2H,

B CH,COO (.CH2)2-COOC,lI,

C CH,COO-(CH2)2-OOCC2H,

D C H , O O C- C H 2 - C O O - C 3 H ,

11.10 Xa pbong hoa hoan toan 17,24 gam cha't beo c^n vita du 0.06 raol

N a O H C6 can dung dich sau phan ung thu dirc'c khO'i luong xa ph5ng la

A 17,80 gam B 18,24 gam

C 16,68 gam D I8.?8gam

11.11 K h i dot chay hoan toan m6t esle no, dcfn chiJc thi s6 m o l CO^ sinh ra

bang s6' mol O2 da phan ung

Ten goi ciia este la

A metyl fomat B etyl axetat

C //-propyl axetat D metyl axetat

11.12 Xa phong hoa hoan toan 22,2 gam h6n hop gom hai este HCOOC^Hs va

C H , C O O C H , bang dung dich NaOI I I M (dun nong)

The' tich dung dich N a O H toi thi^u c^n dung la

A 300 m l B 200 m l

C 150 m! D 400 m l

11.13 D u n nong 6,0 gam CH3COOH v6i 6,0 gam QH^^OH (c6 H2SO4 lam xiic

tac, hieu suat phan ung este hoa bang 50%)

Kh6'i lirgng este tao thanh la

A 6,0 gam B 4,4 gam

1.14 Cho 20 gam mCt este X (c6 phan tir kh6'i la 100 dvC) tac dung vdti

300 m l dung dich N a O H I M Sau phan ung, c6 can dung dich thu dirge

23,2 gam chat nln khan. C5ng thurc ca'u tao ciia X la

A. CH2 = C H C H 2 C O O C H , B CH,COOCH=CHCHv

11.15 S6' hgp chat la ddng phan ca'u tao, c6 cung c6ng thuc phan tir C4HXO2,

tac dung dugc vdi dung dich N a O H nhimg kh6ng tac dung duoc v6i Na la

A 3 B 2

C 4 , D 1 1.16 H6n hgp X g6m hai este no, don chiJc, mach hd DO't chay hoan toan m6t lugng X cAn dung vira du 3,976 lit khi O2 (cr dktc), thu dugc 6,38 gam

CO2 Mat khac, X tac dung vdi dung dich N a O H , thu dugc mgt mu6i va

; hai ancol la dong dAng ke tie'p. C6ng thiic phan tiir ciia hai este trong X la

C. C2H4O2 va C.H^O D C3H4O2 va C4H6O2

1.17 Xa phong hoa hoan toan 1,99 gam h6n hgp hai este bang dung dich

N a O H thu dugc 2,05 gam mu6'i cua mot axit cacboxylic va 0,94 gam h6n

hgp ancol la dong dang ke tiCp nhau. C6ng thiic cua hai este do la

A. CH3COOC2H, va CH.COOC^H;

B Q H C O O C H , va QHsCOOQH,

C C H C O O C H , va C H C O O C j H ,

D. HCOOCH3 va HCOOQHv

11.18 Xa phong hoa ho^n toan 66,6 gam h6n hgp hai este H C O O C j H , va

CH3COOCH;, bang dung dich N a O H , thu dugc h6n hgp X gdm hai ancol Dun nong h6n hgp X vdi H2SO4 dac d 140"C, sau k h i phan ting xay ra hoan toan thu dugc m gam nude Gia tri ciia m la

A 4,05 B 8,10

C 16,20 D 18,00 11.19 Xa phong hoa mdt hgp cha't cd cdng thiic phan tir C|„H|40f, trong dung dich N a O H (du), thu dugc glixerol va hdn hgp gdm ba mud'i (khdng cd ddng phan hinh hoc) Cdng thiJc ciia ba mud'i do la

A. CH2 = C H - C O O N a , CH3 - C H o - C O O N a va HCOONa

B. CH3 - C O O N a , HCOONa va CH3 - C H = C H - C O O N a

C C H j = C H - C O O N a , H C O O N a va C H = C - C O O N a

D H C O O N a , C H = C - C O O N a va CH3 - C H j - C O O N a

11.20 Thuy phan hoan toan 0,2 mol mCt este E c^n dung vira dii 100 gam

dung djch NaOH 24%, thu duoc m6t ancol va 43,6 gam h6n hop muoi

cua hai axit cacboxylic don chiic Hai axit do la

A HCOOH va QH.COOH B HCOOH va CH.COOH

C CH.COOH va CjH^COOH D QH^COOH va C 3 H 7 C O O H

11.21 Dot chay hoan toan m6t este don chiic, mach ho X (phan tCr c6 s6' lifin

ke't n nho hem 3), thu diroc th^ tich khi CO^ bang 6/7 the tich khi O2 da

phan limg (cac the ti'ch khi do cr cung di^u kien) Cho m gam X tac dung

hoan toan v6i 200 ml dung dich KOH 0,7M thu duoc dung dich Y Co

can Y thu duoc 12,88 gam chat ran khan Gia trj ciia m la

A 6.66 B 7,20

C 10,56 D 8,88

11.22 Thuy phan este Z trong m6i trucmg axit thu duoc hai chat hiru co X va Y

(Mx < My) Bang mot phan umg c6 the chuydn hoa X thanh Y

C h a t Z k h o n g the la

A metyl propionat B metyl axetat

C etyl axetat D vinyl axetat

11.23 Dd trung hoa 15 gam mdt loai chat beo c6 chi s6' axit bang 7, cSn dung

dung dich chiia a gam NaOH Gia tri cua a la

A 0,075 B 0,280

C 0,150 D 0,200

11.24 Thuy phan chat hiru co X trong dung dich NaOH (du), dun nong, thu

duoc san pham g6m 2 mu6'i va ancol etylic Chat X la

A CH.COOCH.CH, B

CH3COOCH2CH2C1.-C CH,COOCH(Cl)CH, D ClCHjCOOQH,

12 A M I N , AMINO AXIT, PROTEIN

12.1 Di trung hoa 25 gam dung dich ciia m6t amin dcm chufc X n6ng d6 12,4%

can dung 100 ml dung djch MCI I M C6ng thuc phan tir cua X la

A C,H,N B C2H7N

C.CH,N D.C3H7N

12.2 Cho cac loai hop chat : aminoaxit (X), mu6'i amoni cua axit cacboxylic

(Y), amin ( Z ) , este cua aminoaxit (T) Day g6m cac hop chat deu tac

dung duoc vdri dung dich HCl va dung dich NaOH la

12.3. Khi d6t chay hoan toan mOt amin don chiic X, thu duOC 8,4 lit khi COj,

1,4 lit khi N2 (cac Ihd tich khi do o dktc) va 10,125 gam H2O

C 6 n g thiic phan tur ciia X la

A C,HvN B C2H7N

12.4 a- aminoaxit X chura m6t nhom - N H 2 Cho 10,3 gam X tac dung vdti axit

HCl (du), thu duoc 13,95 gam mu6i khan Cong thuc ca'u tao thu gon ciia X la

A H 2 N C H 2 C O O H B H 2 N C H 2 C H 2 C O O H

C CH3CH2CH(NH2)COOH D CH3CH(NH2)COOH

12.5. Phat biiu k h o n g dung la:

A Trong dung djch, H 2 N - C H 2 -COOH con tdn tai a dang ion luong

cue H 3 N + - C H 2 - C O O '

B Aminoaxit la hop chat hiru co tap chii^c, phan tir chufa dong thcfi nhom amino va nh6m cacboxyl

C Hop chat H 2 N - C H 2 - C O O H 3 N - C H 3 la este ciia glyxin (hayglixin)

D Aminoaxit la nhimg chat ran, k6t tinh, tan tot trong nude va co vi ngot

12.6 Co cac dung dich riSng biet sau:

C6H5 - NH3CI (phenylamoni clorua),

H 2 N - C H 2 - C H 2 - C H ( N H 2 ) - COOH , CIH3N - C H 2 - COOH , HOOC - C H 2 - C H 2 - C H ( N H 2 ) - COOH , H 2 N - CHj - COONa

S6' luong cac dung dich co pH < 7 la

A 2 dung djch B 4 dung djch

C 5 dung dich D 3 dung dich

12.7 Dun nong chat H 2 N - C H 2 - C O N H - C H ( C H 3 ) - C O N H - C H 2 - C O O H

trong dung dich HCl (dir), sau khi cac phan iimg ket thuc thu duoc cac san ph^m la

12.8 Cho 8,9 gam m6t hop chat hiJu co X c6 c6ng thuc phan tir C,H702N phan

ung vdi 100 ml dung dich NaOH 1,5M Sau khi phan iimg xay ra ho^n

toan, c6 can dung dich thu dugc 11,7 gam chat ran

C6ng thuc ca'u tao thu gon ciia X la

12.10 Cho chat huu co X co c6ng thurc phan t i i QH^O^Nj tac dung vdi dung

djch NaOH, thu dirge chat hiJu co don chuc Y va cac cha't v6 co

Khd'i lucmg phan lir (theo dvC) ciia Y la

A 85dvC B 68dvC

C 45dvC D 46dvC

12.11 Cho 5,9 gam amin don chtic X tac dung vira du v6i dung dich HCl, sau

khi phan ung xay ra hoan toan thu dugc dung dich Y Lam bay hoi dung

dich Y dugc 9,55 gam mu6'i khan

So c6ng thitc ca'u tao umg vdi c6ng thi'rc phan tir cua X la

A 5 c6ng thiic ' B 2 c6ng thirc

C '3 c6ng thuc D 4 cCng thiic

12.12 Trong phan tijr amino axit X co mAt nhom amino va m6t nhom

cacboxyl Cho 15,0 gam X tac dung vura du vdi dung dich NaOH, c6 can

dung dich sau phan ihig thu dugc 19,4 gam mud'i khan

Cong thirc ciia X la

12.14 Chat X CO cong thiJc phan til C , ! ! ^ ^ ^ va lam mat mau dung djch brom

Ten ggi cua X la

A metyl aminoaxetat B axit p-aminopropionic

C axit a-aminopropionic D amoni acrylat

12.15 S6 dipcptit t6'i da co the tao ra tir mOt h6n hgp g6ni alanin va glyxin la

A 1 B 2

C 3 D 4

12.16 Cho hai hgp chat hOu co X , Y co cung c6ng thiic phan tu la C^H.NOj

Khi phan ling vdi dung dich NaOH, X tao ra H2NCH2COONa va chat huu

CO Z; c5n Y tao ra C H j = CHCOONa va khi T

Cac chat Z va T Lin lugt la

A CH,NH2 va N H , B C2H,OH va N j

C CH.OH va CH,NH2 b CH3OH va N H , 12.17 Cho 0,02 mol amino axit X tac dung vira dii vdi 200 ml dung dich HCl

0,1M thu dugc 3,67 gam mu6'i khan Mat khac 0,02 mol X tac dung vua

du vdi 40 gam dung dich NaOH 4% Cong thuc cua X la

C H2NC2H,(COOH)2 D H^NC^HfiCOOH 12.18 Cho 1 mol amino axit X phan ung vdi dung dich HCl (du), thu dugc m,

gam mud'i Y Cung 1 mol amino axit X phan ihig vdi dung dich NaOH

(du), thu dugc m2 gam mud'i Z Bi^'t m j - m, = 7,5

Cdng thiic phan tii ciia X la

A C^HioOjNj B C4H«04N2

C C , H , , 0 2 N D C , R P 4 N 2.19 Cho 10 gam amin ddn chiic X phan ling hoan toan vdi HCl (du), thu dugc

' 15 gam mud'i Sd ddng phan ca'u tao ciia X la

A 5 B 7

C 4 D 8 2.20 Thuoc thiJr dugc diing dd phan biet G l y - A l a - G l y vdi G l y - A l a la

A dung djch NaOH

B Cu(OH)2 trong indi trudng kiem

C dung dich NaCi

D dung dich HCl

2.21 Cho 0,15 mol H2NC,H3(COOH)j (axit glutamic) vao 175 ml dung dich

HCl 2 M , thu dugc dung dich X Cho NaOH du vao dung dich X Sau khi cac phan ung xay ra hoan toan so mol NaOH da phan ung la

A 0,50 B 0,65

C 0 , 5 5 D.0,70 2.22 Hdn hgp khi X gom dimetylainin va hai hidrocacbon dong dang lien

tie'p Dot chay hoan toan 100 ml hdn hgp X bang mot lugng oxi vira dii,

thu dugc 550 m l hdn hgp Y g6m khi va hdi nude Ne'u cho Y di qua dung djch axit sunfuric dac (du) thi con lai 250 ml khi (cac the ti'ch khi va hoi

do d Cling dieu kifin) Cdng thirc phan tir cua hai hidrocacbon la

A. C2H4 va C3H, B CH4 va C2H,

12.23 Phat bie'u dung la:

A Enzim amilaza xiic tac cho phan umg thuy phan xenlulozo thanh

mantozo

B Khi cho dung dich long trdng trixng vao Cu(OH)2 tha'y xua't hifn phuc

mau xanh dam

C Axit nucleic la polieste cua axit photphoric va glucozo

D Khi thuy phan den cung cac protein don gian se cho h6n hop cac

a-aminoaxit

12.24 Dipeptit mach h6 X va tripeptit mach hd Y ddu dugc tao ntn tit m6t

aminoaxit (no, mach ho, trong phan tir chira m6t nhom - N H j va m6t nhom

-COOH) D6't chay hoan toan 0,1 mol Y, thu diroc t6ng kh6'i lirong COj va

HjO bang 54,9 gam D6't chay hoan toan 0,2 mol X, san phim thu diroc cho

16i tCr ttr qua nudfc voi trong du, tao ra m gam ket tiia Gia tri cua m la

A 120 B.60

C 30 D 45

12.25 D6't chay hoan toan 0,1 mol m6t amin no, mach hcf X bang oxi vtra dii,

thu duoc 0,5 mol h6n hop Y g6m khi va hoi Cho 4,6 gam X tac dung vdi

dung dich HCl (du), s6' mol HCl phan ling la

A 0,1 B.0,4

C 0,3 D 0,2

12.26 H6n hop X g6m alanin va axit glutamic Cho m gam X tac dung hoan

toan vdfi dung dich NaOH (du), thu dugc dung dich Y chiia (m+30,8) gam

mu6'i Mat khac, neu cho m gam X tac dung hoan toan vdfi dung dich HCl,

thu dugc dung dich Z chiia (m+36,5) gam mu6'i Gia tri cua m la

A 112,2 B 165,6

C 123,8 D 171,0

12.27 Cho 2,1 gam h6n hop X gom 2 amin no, don chiJc, kfi' tiep nhau trong

day d6ng dang phan ung het vdi dung dich HCl (du), thu dugc 3,925 gam

h6n hgp muoi C6ng thiic ciia 2 amin trong h6n hgp X 1^

A QHsNH^ va CH^NH^ B CH.NHj va (CH,),N

C C.HyNH^ va C4H,NH2 D CH.NH^ va C^H^NH^

12.28 Dung dich nao sau day lam quy tim chuydn mau xanh?

A Phenylamoni clorua B Etylamin

13.2 Cho 50 ml dung djch glucozo chua ro n6ng d6 tac dung vdi mot luong dU

AgNO, (hoac A g P ) trong dung djch N H , thu dugc 2,16 gam bac ket tua N6ng d6 mol cOa dung djch glucozo da dung la

A.0,20M B.0,10M C.0,01M D.0,02M

13.3 Phat bieu khong dung la:

A Dung dich fructozo hoa tan dugc Cu(OH)2

B Dung dich mantozo tac dung vdi Cu(OH)2 khi dun nong cho ke't tiia Cu,0

C Thiiy phan (xiic tac H"^ ,t") saccarozo cung nhu mantozo d^u cho cung m6t monosaccarit

D San pham thuy phan xenlulozo (xiic tac ,t") c6 thd tham gia phan utig trang guong

13.4 Cho m gam tinh b6t len men thanh ancol etylic vdi hieu sua't 81% Toan

b6 lugng CO2 sinh ra dugc hap thu hoan toan vao dung djch Ca(0H)2, thu dugc 550 gam ket tiia va dung djch X Dun ki dung dich X thu them dugc

100 gam ket tua Gia tri cua m la

A 550 B 810

C 650 D 750

13.5 De chung minh trong phan tir ciia glucozo c6 nhi^u nhom hidroxyl, ngudi

ta cho dung djch glucozo phan ling v6i

A kim loai Na

B AgN03 (hoac Ag20) trong dung dich NH3 dun n6ng

C Cu(0H)2 trong NaOH, dun nong

D Cu(0H)2 0 nhiet d6 thudng

13.6 Tinh bot, xenlulozo, saccarozo, mantozo d^u c6 kha nang tham gia phan

I'mg:

A thijy phan B trang bac

C trijng ngung D hoa tan Cu(OH)2

13.7 Khoi lugng cua tinh bgt c^n dung trong qua trinh len men de' tao thanh 5 lit rugu etylic 46" la (biet hieu sua't ciia ca qua trinh la 72% va khoi lugng rieng ciia rugu etylic nguyen chat la 0,8g/ml):

A 5,4 kg B 5,0 kg

C 6,0 kg D 4,5 kg

13.8 Thd ti'ch dung djch HNO, 67,5% (kh6'i lucmg ri^ng la 1,5 g/ml) cdn dung

di tac dung vdri xenluloza tao thanh 89,1 kg xenluloza trinitrat la (bie't

luaiig UNO, bi hao hut la 20%):

A 55Kt B 8 lilt

C 49 lit D 70 lit

13.9 Tir 16,20 ta'n xenluloza ngirdi ta san xua't dirctc m tS'n xenlulozo trinitrat

(biet hieu sua't phan ling tinh theo xenluloza la 90%)

Gia trj cua rn la

A 33,00 B 29,70

C 25,46 - D 26,73

13.10 Cho day cac chat: glucoza, xenlulozo, saccaroza, tinh b6t, mantoza

S6 cha't trong day tham gia phan umg trang la

A 3 B 4

C 2 D 5

13.11 The tich cua dung djch axit nitric 63% (D = 1,4 g/ml) cSn vCra du d^ san

xuat dugc 59,4 kg xenluloza trinitrat (hifiu sua't 80%) la

A 42,34 lit B 42,86 lit

.C 34,29 lit D 53,57 lit

13.12 Cho m6t s6' tinh chat: c6 dang sgi (1); tan trong nude (2); tan trong nude

Svayde (3); phan irng vdi axit nitric dac (xiic tac axit sunfuric dSc ) (4);

tham gia phan irng trang bac (5); bi thuy phan trong dung dich axit dun

nong (6) Cac tinh cha't cua xenluloza la

A (3), (4), (5) va (6) B (1), (3), (4) va (6)

C (1), (2), (3), va (4) D (2), (3), (4) va (5) '

13.13 Len men m gam glucoza vcfi hieu suat 90%, lugng khi CO, sinh ra ha'p

thu het vao dung dich nude voi trong, thu duac 10 gam k€l tua Khdi

luong dung dich sau phan umg giam 3,4 gam so v6i khoi luang dung dich

nuorc v6i trong ban d^u Gia tri cua m la

A 13,5 B.20,0

C 15,0 D.30,0

13.14 Thuy phan hoan loan 3,42 gam saccaroza trong mdi trucfng axit, thu

dugfc dung dich X Cho toan bo dung dich X phan ung het vdi luang du

dung dich AgNO, trong NH,, dun ndng, thu duoc m gam Ag

Gia tri ciia m la

A 2,16 B 43,20

' 13.15 Thuy phan hoan toan tinh b6t trong dung dich axit v6 ca loang, ihu duac

I chat hiJu ca X Cho X phan ling vdi khi (xiic tac Ni, t"), thu duac cha't huu CO Y Cac chat X, Y Ian luot la

A glucoza, fructoza B glucoza, etanol

C glucoza, saccaroza D glucoza, sobitol

114 POLIME VA VAT LIEU POLIME h4.1 Polivinyl axetat (hoac poli(vinyl axetat)) la polime duac di6u difi' bang

phan umg trCing hap

A C2H5COO - CH = CH2 B CH2 - CH - COO - C2H5

C. CH3 - COO - CH = CH2 D CH2 = CH COO - C H 3

|4.2 Trong s6' cac loai ta sau : to tam, ta visco, to nilon-6,6, to axetat, ta

capron, ta enang, nhumg ta nao thudc loai ta nhan tao?

A To tam va to enang B Ta nilon-6,6 va ta capron

C Ta visco va ta nilon-6,6 D Ta visco va ta axetat

P4.3 Day gdm cac cha't dugc dung de t6ng hop cao su Buna-S la

A CH2 = CH - CH = CH2, luu huynh

B CH2 = CH - CH = CH2 , CgHsCH = CH2

C CH2 = C(CH3) - CH = CH2 , CgHjCH = CH2

D CH2 = CH -CH = CH2 , CH3 -CH = CH2

|14.4, Clo hda PVC thu dugc mdt polime chiia 63,9% clo wi khdi lugng, trung

binh mdt phan tir clo cd phan umg vdi k mat xich trong mach PVC

Gia tri ciia k la

A 3 B 6

C.4 D.5

|14.5 Khd'i lugng mdt doan mach ta nilon-6,6 la 27346 dvC va ciia mdt doan ca

capron la 17176 dvC Sd lugng mat xich trong doan mach nilon-6,6 va

capron n6u trSn l^n lugt la I

14.7 Polime c6 ca'u true mang kh6ng gian (mang ludi) la

A PE B amilopectin

C PVC D nhira bakelit

14.8 To nilon - 6,6 duac dieu chS' bang phan irng trung ngumg

A HOOC - (CH2 )2 -CH(NIl2) - COOH

B HOOC-(CH2)4-COOH va HO-(CH2)2 - OH

C HOOC-(CH2)4-COOH va H ^ N - ( C H 2 ) 6 - N H 2

D H 2 N - ( C H 2 ) 5 - C O O H

14.9 Day gom cac chat u6u c6 kha nang tham gia phan ung trung hcfp la

A sliren; rloh'-rv/en; isopren; but-l-en

B 1,1,2,2-terafloeten; propilen; stiren; vinyl clorua

C 1,2-diclopropan; vinylaxetilen; vinylbenzen; toluen

D buta-1,3- dien; cumen; etilcn; trans- but- 2- en

14.10 Phat bieu nao sau day la dung?

A Trung ngung buta- 1,3- dien v&i acrilonitrin c6 xuc tac Na duac cao

su buna- N

B To visco la to tdng hop

C Poli(etylen tcrephtalat) dugc di6u che bang phan ling triing ngung cac

monomc tuong ihig

D Trung hop stiren thu duoc poli(phenol- fomandehit)

14.11 Poli(metyl metacrylat) va nilon- 6 duoc tao thanh tii' cac monomc tuong

14.13. Cac chat dfiu khong bi thuy phan trong dung dich H2SO4 loang nong la

A to capron; nilon-6,6; polietilen

B poli(vinyl axetat); polietilen; cao su buna

C nilon-6,6; poli(elylen-terephtalat); polistiren

D polietilen; cao su buna; polistiren

14.14 Polime nao sau day duoc tong hop bang phan ting triing ngirng?

A Poliacrilonitrin B Poli(metyl metacrylat)

C Polistiren D Poli(etylen tercphtalat)

15 TONG HOP NOI DUNG CAC KIEN THUC HOA HUU CO

THUOC CHUONG TRINH PHO THONG

15.1 Hop cha't X CO cong thu-c phan ti^ trung vdi c6ng thiic don gian r.hau vira tac dung vori axit viira tac dung v6i kiem trong dieu kien thich hop 1 rung

phan tur X, thanh phAn pMn tram kh6'i lugng ciia cac nguyfin t6' C, H, N

Ian iuot bang 40,449% ; 7,865% va 15,73% ; con lai la oxi Khi cho 4,45

gam X phan iJng hoan toan vdi mot luong vira dii dung dich NaOM (dun

nong) thu dugc 4,85 gam mudi khan

Cong thiirc ca'u tao thu gon ciia X la

A CH2 = C H C O O N H 4 B H2NCOO - CH2CH3

C H2NCH2COO - CH3 D H2NC2H4COOH

15.2 Cho cac cha't sau : phenol, etanol, axit axetic, natri phenolat, natri

hidroxit So cap chat tac dung dugc vdi nhau la

C.2 D 1

15.3 Khi ddt chay hoan toan 4,4 gam chat hilu co X don chirc thu dugc san pham chay chi g6m 4,48 lit COj (cf dktc) va 3,6 gam nude Ne'u cho 4,4

gam hgp chat X tac dung vdi dung dich NaOH viira dii den khi phan irng

hoan toan, thu dugc 4,8 gam mudi ciia axit huu co Y va chat hiru ca Z

Ten ciia X la

A etyl propionat B metyl propionat

C Lsopropyl axetat D etyl axetat

15.4 Cho cha't X tac dung vdi lugng vita dii dung dich NaOH, sau do co can dung djch thu dugc cha't ran Y va chat huu co Z Cho Z tac dung v6> AgNO, (hoac Agjo) trong dung dich NH,, thu dugc chat huu coT n

chat T tac dung vdi dung dich NaOH lai thu dugc Y Chat X cd the' )•

A HCOOCH = CH2 B. CH3COOCH = C H 2

C HCOOCH3 D CH3COOCH = CH - CH3

15.5 Sd hgp cha't don chiJc, dong phan cau tao cua nhau cd ciing cong thiic

phan tu C4HXO2, deu tac dung dugc vdi dung dich NaOH la

A 5 B 3

15.6 Hap chat huu ca X (phan tur c6 v6ng benzen) c6 c6ng thirc phan lis la

QH^Oj, tac dung dugc vdi Na va v6'i NaOH Biet rang khi cho X tac dung

vdi Na du, sd' mol H2 bang s6' mol X tham gia phan ling va X chi tac dung

dugc vdri NaOH theo ti le s6' mol 1:1

C6ng thirc ca'u tao thu gon cila X la

A C6H5CH(OH)2. B. H O C 6 H 4 C H 2 O H

C CH3C(,H3(OH)2. D. C H 3 O C 6 H 4 O H

15.7 Khi cho ankan X (trong phan tir c6 ph^n tram kh6'i lugng cacbon bang

83,72%) tac dung vdri clo theo ti It s6 mol 1 : 1 (trong di^u kien chie'u

sang) chi thu d\xac 2 dSn xuat monoclo d6ng phan ciia nhau

Ten cnn y \h

A 2-metylpropan B 2,3-dimetyIbutan

C butan D 3-metylj)entan

15.8 Cho h6n hop hai anken d6ng dang kfi' tiep nhau tac dung vdi nudrc

(c6 H2SO4 lam xuc tac) thu dugc h6n hop Z gom hai ancol X va Y D6't

chay hoan toan 1,06 gam h6n hgp Z sau do ha'p thu toan b6 san ph^m

chay vao 2 lit dung dich NaOH 0,1M thu dugc dung dich T trong do c6

ndng do NaOH bang 0,05M C6ng thiic ca'u tao thu ggn ciia X va Y la

(Cbo the' tich dung dich thay d6i kh6ng dang ke')

A C2H5OH va C 3 H 7 O H B C3H7OH va C 4 H 9 O H

C C2H5OH va C 4 H 9 O H D C4H9OH va C5H, ,OH

15.9 Cho cac chat : etyl axetat, anilin, ancol etylic, axit acrylic, phenol,

phenylamoni clorua, ancol benzylic, p-crezol Trong cac chat nay, s6' cha't

tac dung vdi dung dich NaOH la

A 5 B 4

C 3 D 6

15.10 Khi d^'* 0.1 mcl m6t cha't X (dan xuat cua benzen), khd'i lugng CO^ thu

dugc nho hon 35,2 gam Biet rang, 1 mol X chi tac dung dugc v6i 1 mol

NaOH Cong thiic ca'u tao thu gon cOa X la

A. C 2 H 5 C 6 H 4 O H B C6H4 (OH)2

C HOC6H4CH2OH D HOCH2C6H4COOH

15.11 Cho tat ca cac d6ng phan don chiic, mach hcf c6 cung c6ng thiic phan tir

C2H4O2 Ian lugt tac dung \6\ Na, NaOH, NaHCO,

S6' phan ung xay ra la

A 4 B 3

C 2 D 5

15.12 Trong m6t binh kin chura hai cha't huu ca X (c6 dang C J I j n O , ) mach hcf

va O2 (so mol O2 gap ddi c^n cho phan ling chay) 0 139,9'C, ap sua't trong

binh la 0,8 aim D6't chay hoan toan X sau d6 dua vi nhiSt do ban dau, ap

sua't trong binh luc nay la 0,95 atm X co c6ng ihiic phan tir \h

A C,Hft02 B C2H4O2

C C4H«02 D CH2O2

15.13 Cho cac cha't : axit propionic (X), axit axetic (Y), ancol etylic (Z) va

dimetyl ete (T) Day gdm cac cha't dugc sap xe'p theo chi^u tang d^n nhiet d6 soi la

A.T,Z.Y,X B.Z,T,Y,X

C T X, Y, Z D Y,T, X, Z

15.14 Cac ddng phan ung vdi c6ng thirc phan tir C(,H,(,0 (deu la dan xua't ciia

benzen) c6 tfnh cha't : tach nu6c thu dugc san pham c6 the trung hgp tao

polime, khAng tac dung dugc vdi NaOH S6 lugng d6ng phan ung vdi

cong thurc phan tir CxH,(,0, thoa man tfnh cha't tren la

A 1 B.4

C 2 D 3

15.15 Menhde khong diing la:

A. C H 3 C H 2 C O O C H = CH2 cung day d6ng dang vdri CHj = C H C O O C H 3 •

B. C H 3 C H 2 C O O C H = CH2 tac dung \di dung dich NaOH thu dugc andehit

va mu6'i

C. C H 3 C H 2 C O O C H = CH2 tac dung dugc v6i dung djch Brj

D. C H 3 C H 2 C O O C H = CH2 C O the' trung hgp tao polime

15.16 M6t hidrocacbon X c6ng hgp vdi axit HCl theo ti le mol 1: 1 tao san phdm

C O thanh ph&n kh6'i lugng clo la 45,223%. C6ng thiJc phan tii cua X la

C. CfiHjOH , C 6 H 5 C I D CgHjONa , CgHsOH

15.18 Phat bieu khong diing la :

A Axit axetic phan utig v6i dung djch NaOH, lay dung dich mu6i vCra tao

ra cho tac dung vdri khi CO2 lai thu dugc axit axetic

H Plieno! phiin umg vdri dung dich NaOH, la'y mu6'i vCra tao ra cho tac

dung vdi dung djch HCl lai thu dugc phenol

C Anilin phan umg v6i dung dich HCl, la'y mu6'i vCra tao ra cho tac dung

vfti dung dich NaOH lai thu dugc anilin

D Uuiig dicii r.inr'} phenolat phan urng vdri COj, la'y ket tua vtra tao ra cho

tiic dung vdi dung djch NaOH lai thu dugc natri phenolat

15.19 Cho h6n hgp X g6m hai chat hOu co co cung c6ng thiic phan tir

CH^NO: tac dung vira dii v6i dung dich NaOH va dun nong, thu dugc

dung dich Y va 4,48 lit h6n hgp Z (a dktc) g6m hai khi (d6u lam xanh

giay quy am) Ti khoi hoi ciia Z ddi v6i Hj bang 13,75 C6 can dung

dich Y thu dugc khdi lugng mufti khan la

C C ,!, (,, C2H3OH, CH3CHO, CH3COOH

D C2I 6 CH3CHO, C2H5OH, CH3COOK

15.21 Cho sii d6 chuyein hoa sau:

C3H4O2 + N a O H — X + Y

X + H2SO4 loang -> Z + T Diet Y va Z deu co phan ung trang Hat chat Y, Z lucfng irng la

A CH3CHO , HCOOH B HC00Na,CH3CH0

C 1ICHO , CH3CHO D HCHO , HCOOH

15.22 Khi phan tich thanh phan m6t ancol don chirc X thi thu dugc ke't qua:

long khoi lugng ciia cacbon va hidro ga'p 3,625 Ian khoi lugng oxi S6

dong phan ancol ung vdi cong thiic phan ti!r cija X la

A 2 d6ng phan B 3 dong phan

C 4 dong phan D 1 d6ng phan

15.23 H6n hcrp X co ti khoi so vdi H2 la 21,2 gom propan, propen va propin

Khi doi chay hoan loan 0,1 mol X, long khoi luotig ciia CO2 va H2O thu

dugc la

A 20,40 gam B 18,96 gam

C 16,80 gam D 18,60 gam

24 Phat bieu diing la

A Phan ung thiiy phan este trong moi trudng axil ia phiin xing thuan

nghjch

B Phan ling gi&a axit va ancol khi co H2SO4 dac la ph;>n ung mot chi^u

C Tat ca cac este phan ling vdi dung djch ki^m luCn thu dugc san ph^m cu6'i ciing la mu6'i va ancol

D Khi thijy phan chat beo lu6n thu dugc C2H4(OH)2

5.25 Cho 3,6 gam andehit don chiic X phan ung ho^n to^n vdi lugng du

AgNO, trong dung dich N H , dun ndng, thu dugc m gam Ag Hoa tan hoan toan m gam Ag bang dung dich HNO3 dac, sinh ra 2,24 lit NO2 (san

phaim kh\J duy nha't, d dktc)

C6ng thiirc cua X la:

A C,H7CH0 B C4H,CH0

C HCHO D CjH.CHO

\26 Trung hoa 5,48 gam hdn hgp gdm axit axetic, phenol va axit benzoic,

c^n diing 600 ml dung dich NaOH 0,1M C6 can dung dich sau phan ung, thu dugc hdn hgp chat ran khan cd khd'i lugng:

A 4,90 gam B 6,84 gam

C 8,64 gam , D 6,80 gam

5.27 Phat bieu dung la:

A Cac chat etilen, toluen va stiren deu tham gia phan ling triing hgp

B Luc bazo cua anilin manh hon cua amoniac

C Cao su thien nhifin la san pham trdng hgp cua isopren

D Luc axit cua phenol yeu hcfn cua ancol

.28 S6' ddng phan hidrocacbon thom ung vdi cdng thirc phan tit CgHio la

A 4 d6ng phan B 3 ddng phan

C 2 ddng phan D 5 ddng phan

.29 Cho glixerin trioleat (hay triolein) iSn lugt vac mdi 6'ng nghiem chiia

rieng biet: Na, Cu(0H)2, CH,OH, dung dich Brj, dung dich NaOH Trong di^u kien thich hgp, s6' phan ling xay ra la

A 4 phan ung B 2 phan urng

C 3 phan ung D 5 phaii uiig

\30 Khi crackinh hoan toan mdt the' tich ankan X thu dugc ba the tich h6n

hgp Y (cac ihi tich do d cung dieu kien nhiet dd va ap sua't); ti khd'i ciia Y

so vdi H2 bang 12 Cdng thiic phan tiJ cua X la

A C,H,2 B C3H8

C C4H,o D C6H,4

71

15.31 Cho so do chuy^n hoa sau:

_ , +Br2(l:l mol),Fe,l" +NaOH(dir),t",p , v +Ha(du) ^

15.32 Cho cac chat: rucm (ancol) etylic, glixerin (glixerol), glucozof, dimetyl

ete va axit fomic S6' chat tac dung dugc v6i Cu(OH)2 la

A 1 B 3

C 4 D 2

15.33 Oxi hoa 1,2 gam CH.OH bang CuO nung n6ng sau mM th6i gian thu

ducrc h6n hop san pham X (g6m HCHO, H.O va CH^OH dir) Cho toan bo

X tac dung vori lugrng du Ag20 (hoSc AgNO,) trong dung dich NH„ dugc

12,96 gum Ag

Hieu sua't cua phan ling oxi hoa CH3OH la

A 76.6% B 80,0%

C.65,5% D.70,4%

15.34 Anh hircrng cua nhom -OH dfi'n g6'c C^Hs - trong phan t\x phenol the'

hien qua phan ung giua phenol vdfi

A dung dich NaOH B Na kim loai

C.nu6c Br2 D (Ni, nung n6ng)

15.35 Cho day cdc chat: C 2 H 2 , HCHO, HCOOH, C H 3 C H O , ( C H 3 ) 2 C O ,

C12H22O11 (mantoza)

S6 chat trong day tham gia dugc phan ling trang bac la

' A 3 chat B.6cha't

C 5 chat D 4 cha't

15.36 Cho day cac chat: C H 4, C j H j , C 2 H 4 , C 2 H 5 O H , C H 2 = CH - COOH,

C 6 H 5 N H 2 (anilin), CgHgOH (phenol), C6H6 (benzen)

S6' chat trong day phan ung dugc voi nude brom la

A 6 chat B 8 cha't

C 7 chat D 5 cha't

15.37 C6ng thiic dcm gian nha't cua m6t hidrocacbon 1^ C n H 2 n + |

Hidrocacbon do thu6c day dong dang cua

A ankan B ankin

C ankadien D anken

5.38 Chat hCru co X c6 c6ng thiJc phan tijf C 4 H 6 O 4 tac dung vdi dung dich

NaOH (dun nong) theo phuong trinh phan ling:

C 4 H 6 O 4 + 2 N a O H -> 2Z + Y

Di oxi hoa h€t a mol Y thi cSn vura du 2a mol CuO (dun ndng), sau phan

ling tao thanh a mol chat T (bid't Y , Z, T la cac hcjp cha't hCru co)

Kh6'i lugng phan tii ciia T la

A 44 dvC B 58 dvC

C 82dvC D llSdvC

15.39 M6t h6n hgp X g6m hai cha't huu co don chiic Cho X phan irng vtra du

vdi 500 ml KOH I M Sau phan ling, thu dugc h6n hgp Y gdm hai mu6'i ciia hai axit cacboxyHc va mot ancol Cho toan b6 lugng ancol thu dugc 6

tren tac dung vdi Na (du), sinh ra 3,36 lit Hj (6 dktc)

H6n hgp X gdm:

A m6t este va mfit ancol B m6t axit va m6t este

C m6t axit va m6t ancol D hai este

5.40 Cho cac cha't sau:

C H 3 - C H 2 - CHO ( 1 ) ; C H 2 = CH - CHO ( 2 ) ; ( C H 3 ) 2 CH - CHO ( 3 ) ;

5.41 Cho day cac cha't: phenol, anilin, phenylamoni clorua, natri phenolat,

etanol S6' cha't trong day phan ung dugc vdi NaOH (trong dung dich) la

A 3 B 2

C 1 D 4

5.42 D6't chay hoan toan 20,0 ml h6n hgp X g6m CjH^, CH4, CO (the' tich

CO ga'p hai Idn the' tich CH4), thu dugc 24,0 ml CO2 (cdc the' tich khi do 6

Cling di^u kien nhiet d6 va ap sua't)

T i khd'i cua X so vdi khi hidro la

A 25,8 B 12,9

C 22,2 D 11,1

15.43 Cho day cac chat:

HCMO, C H 3 C O O H , CH3COOC2H5,HCOOH, C j H ^ O H , HOOCH3

S6' chat trong day tham gia phan img trang bac la

A 3 B 6

C 4 D 5

15.44 Cho day cac chat:

C6H5OH (phenol) C6H5NH2 (anilin), HjNCHjCOOH , C 2 H 5 C O O H ,

C3H7NH2 S6' chat trong day tac dung dugc vdi dung dich HCl la

A 4 B 2

C 3 D 5

15.45 Di khu hoan loan 200 ml dung djch KMn04 0,2M tao thanh chat ran

mau nau den can V lit khi C2H4 (d dktc) Gia tri t6'i thi^u ciia V la

A 2,240 B 2,688

C 4,480 D 1,344

15.46 Phat hiiu nao sau day sai?

A Nhiet 66 s6i cua este thap hem han so vdi ancol c6 ciing phan tir kh6'i

B Trong cong nghiep c6 th^ chuyen hoa chat beo long thanh chat beo

ran

C S6' nguySn tu hidro trong phan tu este dom va da chiirc lu6n la m6t s6'

chan

D San pham cua phan irng xa phong hoa chat beo la axit beo va glixerol

15.47 Day g6m cac cha't c6 thi diiiu ch6 true tiep (bang m6t phan ling) tao ra

15.48 Cho cac chat HCl (X); C^HfiH (Y); CH,COOH (Z); C^U.OH (phenol)

(T) Day gom cac chat dugc sap x6'p theo luc axit tang dan (tCr irai sang

phai) la

A (T), (Y), (X), (Z) B (X), (Z), (T), (Y)

C (Y), (T), (Z), (X) D (Y), (T), (X), (Z)

15.49 Cho cac chat: xiclobutan, 2-metylpropen, b u t - l - e n , cis- b u t - 2 - en,

2 - metylbut- 2 - en Day g6m cac chat sau khi phan ting vdi H j (du, xiic

tac N i , t"), cho ciing mot san phdm la

A xiclobutan, cis- but- 2 - en va but- 1 - en

B b u t - 1 - en, 2 - metylpropen va cis - but- 2 - en

7 A

15.50

C xiclobutan, 2 - melylbut- 2 - en va but- 1 - en

D 2 - metylpropen, cis- but- 2 - en va xiclobutan

, Cho m gam h6n hop g6m hai chat hun co don chirc, mach ha tac dung vdi dung dich chiia 11,2 gam K O H , thu dugc mu6'i ciia m6t axit cacboxylic va m6l ancol X Cho loan b6 X lac dung hS't v6i Na thu dugc

3, 36 lit khi H2 (dkic) Hai chat hun ca do la

A m6t este va m6t axit B hai axit

C hai este D m6t este va mot ancol

, Khi cho a mol m6t hgp chat hiiu ca X (chiia C, H , O) phan ling hoan loan vdi Na hoSc vdi NaHCO, Ihi d^u sinh ra a mol khi Chat X la

15.52

A ancol o - hidroxibenzylic

C axil 3 - hidroxipropanoic Cho cdc hgp chat sau:

15.53 Dot chay hoan loan mdt hgp cha't hiJu ca X, thu dugc 0,351 gam H 2 O va

0,4368 lit khi C O 2 (cr dktc) Bie'l X c6 phan irng vdi Cu(0H)2 trong mdi

truong kiem khi dun nong Chat X la

15.54 Cho X la hgp chat tham; a mol X phan ling vira het vdi a lit dung dich

NaOH I M Mat khac, ne'u cho a mol X phan ling vdi Na (du) thi sau phan ling thu dugc 22.4a lit khi H2 (or dktc)

Cong thirc ca'u tao thu ggn ciia X la

15.56 Hai hop chat hCru co X va Y la d6ng dang ke' tie'p, ddu t^c dung v6i Na va

CO phan ung trang bac Bie't phdn tram kh6'i lucmg oxi trong X , Y iSn lugt

la 53,33% va 43,24% C6ng thiic ca'u tao ciia X va Y tuomg ung la

A HO CH2- CH2-CHO va H O - C H 2 - C H 2 - C H 2 - C H O

B H O - C H 2 - C H O va H O - C H 2 - C H 2 - C H O

C. H C O O C H 3 va H C O O C I I 2 - C H 3

D H O - C H (Cn.y-CHO va HOOC-CHj-CHO

15.57 Hcfp chat hull ca X tac dung dirge vdi dung dieh NaOH dun nong va voi

dung dich A g N O , trong N H , The' tfch eua 3,7 gam hcfi chat X bang the

ti'ch cua 1,6 gam khi O (eung di^u kien ve nhiet d6 va ap suat) K h i doi

chay hoan toan 1 gam X thi the' tich khi CO2 thu ducfe vum qua 0,7 h't (6

dktc) C6ng thiie ca'u tao cua X la

A. HCOOC2H5 B O = C H - C H 2 - C H 2 O H

C CH,COOCH3 D HOOC-CHO

15.58 Cho h6n hop X gom hai hop chat hiJu ca no, dcm chiic tac dung vira du

vdi 100 m l dung dich K O H 0.4M thu dirge m6t mu6'i va 336 m l hoi moi

ancol (or dktc) Ne'u d6't chay hoan toan lugng h6n hgp X tren, sau do hap

thu he't san pham chay vao binh dung dung dich Ca(0H)2 (du) thi kh6i

lugng binh tang 6,82 gam

Cong thiic cua hai hgp chat huu co trong X la

A CH,COOH va CH.COOCjH., B C 2 H 5 C O O H va CjHsCOOCH,

C HCOOH va HCOOC,H7 D HCOOH va H C O O Q H ,

15.59 Hgp chat hiru cof X tac dung vdi dung dich NaOH va dung dich brom

nhung kh6ng tac dung vdd dung dich NaHCO, Ten ggi cua X la

A axit acrylic B anilin

C rnetyl axetat D phenol

15.60 Mot hgp chat X chiJa ba nguyen td' C, H , O c6 ti le kh6'i lugng mc: m H : m,,

= 2 1 : 2 : 4 Hcfp chat X co c6ng thiJc don gian nha't trung vdri e6ng thiic

phan tic So dong phan ca'u tao thu6c loai hgp chat therm ung vori cong thixc

phan tir cua X la

15.62 Co ba dung dich: amoni hidrocacbonat, natri aluminat, natri phenolat va

ba chat long: ancol etylic, benzen, anilin dung trong sau o'ng nghiem rieng biet Ne'u chi dung mgt thudc thur duy nha't la dung dich HCl thi nhan biet dirge t6'i da bao nhieu 6'ng nghiem?

A glixerol

C propan-l,2-diol

B propan-2-ol

D propan-l,3-diol

15.65 Trong s6' cac cha'f C^H^, C^H^Cl, C^H^O va C,Hc^; cha't co nhi^u ddng

phan ca'u tao nha't la

15.67 Hgp chat huu ca mach h6 X co c6ng thiJc phan tijr C(}inP^ Thuy phan

X tao ra hai ancol dan chiic co so nguyen t^ cacbon trong phan tir gap d6i nhau Cong thiic cua X la

A CH.OCO-CHj-COOCjH, B CsH.OCO-COOCH,

C C H 3 0 C O - C O O C , H 7 D

CH30CO-CH2-CH2-CX)OC2H5-15.68 H6n hgp X gom axit panmitic, axit stearic va axit linoleic De trung hoa

m gam X cSn 40 ml dung dich NaOH 1M Mat khac, neu dot chay hoan toan m gam X thi thu dugc 15,232 1ft khi COj (dktc) va 11,7 gam HjO S6'

mol cua axit linoleic trong m gam h6n hgp X la

A 0,015 B 0,010

15.69 Hai hop chat huu ca X va Y c6 cung cong thUc phan tir la C,H7N02, d^u

la chat ran d dieu kien ihucmg Chat X phan umg vori dung dich N a O H ,

giai phong khf C h a t Y c6 phan umg trung ngung

Cac chat X va Y Ian luot la

A vinylamoni fomat va amoni acrylat

B amoni acrylat va axit 2-aminopropionic

C axit 2-aminopropionic va amoni acrylat

D axit 2-aminopropionic va axit 3-aminopropionic

15.70 Day g o m cac chat deu tac dung vdi H 2 (xiic tac N i , t"), tao ra san phdm

CO kha nang phan ling v6\a la

A C 2 H 3 C H 2 O H , C H , C O C H „ CjH^COOH

B C 2 H , C H O C H , C O O C 2 H „ C , H , C O O H

C CjH^CH^OH, C H C H O , C H , C O O H

D CH^OCjHs, C H C H O , C 2 H 3 C O O H

15.71 Tdng so hop chat huu co no, dcfn chiic, mach h d , c6 cung cong thiic

phan tur C,H|„02, phan umg dugc v d i dung dich N a O H nhung kh6ng c6

phan limg trang bac la

A 4 B 5

C 8 D 9

15.72 Cho so d6 chuyen hoa sau:

C,H2 X - ^ ! - ^ ^ Y - ^ C a o s u b u n a - N

Cac chat X , Y, Z Ian luot la

A benzen; xiclohexan; amoniac

B axetandehit; ancol etylic; buta-l,3-dien

C vinylaxctilen; buta-l,3-dien; stiren

D vinylaxctilen; buta-l,3-dien; acrilonitrin

15.73 Trong cac chat: xiclopropan, benzen, stiren, metyl acrylat, v i n y l axetai,

d i m e t y l ete, so chat co kha nang lam mat mau nu6c brom la

A 5 B 4

C 6 D 3

15.74 Uiig vdi c6ng thirc phan tir C2H7O2N co bao nhieu chat vita phan umg

dugc vdri dung dich N a O H , vira phan umg duoc vdi dung djch HCl?

A 3 B 1

C 4 D 2

15.75 Uhg vdi c6ng thiic phan t i l C^H^O c d bao nhieu hop chat mach h d b^n

k h i tac dung vdi khf H2 (xiic tac N i , t") sinh ra ancol?

A 3 B 4

C 2 D 1

B PHAN RIENG T H E O C H i r O N G T R I N H C H U A N

6 T O C D O P H A N U N G , C A N B A N G H O A H O C , S l / D I E N L I 6.1 Tron 100 m l dung dich (g6m Ba(OH)2 0,1M va N a O H 0,1M) v d i 400 m l

dung dich ( g d m H2SO4 0,0375M va H C l 0,0125M), thu dupe dung dich

X Gia t n p H ciia dung dich X la

A CO ket tua keo trang, sau do kS't tiia tan

B chi CO ke't tija keo trSng

C CO ket tua keo trang va cd khf bay len

D khong c d ket tiia, cd khf bay Ifin

.4 Cho can bang (trong binh kin) sau:

C O ( k ) + H 2 0 ( k ) 4 = ^ C 0 2 ( k ) + H 2 ( k ) A H < 0

Trong cac yC'u td': (1) tang nhiet dp; (2) them mdt lupng h o i nude; (3)

them mdt lupng H 2 ; (4) tang ap suat chung cua ht, (5) dung chat xuc tac

Day gom cac yen t d d6u lam thay doi can bang cua ht la

A ( l ) , ( 4 ) , ( 5 ) B ( l ) , ( 2 ) , ( 3 )

C (2), (3), (4) D ( l ) , ( 2 ) , ( 4 )

.5 Cho 100 m l dung dich K O H 1,5M vao 2 0 0 m l dung djch H3PO4 0,5M,

thu dupe dung dich X Cd can dung dich X , thu dupe hdn hpp g o m cac chat la

A K,P04 va K O H B K H 2 P O 4 va K 2 H P O 4

C K l I2PO4 va K3PO4 D K H 2 P O 4 va K , P 0 4