THI HÓA 2010 ( KHTN & SPHN)

tinh kim loai tnng dA1, b6n kinh nguydn tu giArr ddnCAu 37: Dung dich X c6 chri'a hai chAt tan ld axit acrylic vi phenol, trong d6 s6 rnol cria axit acrylic gAp 3 lAns6 mol cria phenol..

Hg vh tdn h_gc sinh:

C6u 1: Cho c6c ho-p chAt sau: C2H5NH: (X); (CzHs)2NH (Y); NH3 (Z); C6H5NH2 (T)

dAn theo th[r'tr-L

lrTRTJC'NG DAr FSQC Kt-lTN

Kh6i THPT Chuy6n H6a hoc

A.X<Y <Z<T B.T<2,<X<Y.

CAu 2: Cho cdc phAn irrg saLr:

a) FeO + HNO: (d[c, nong) +

c) AI:O: + HNO: (d5c, nong) +

e) cHrcHo + H, LJ'-)

BAI KIEM TRA KIEN TH TC M6N HOA HOC LOP 12 _ O9,IO

Thd'i gian ldnr biti: 90 plttit - Ng,iy tlti: 24-01-2010

Ma dA thi: 189Luc bazo tSrrg dAn t5ng

C.Y<Z<T<X D.Z<X<Y<T.

b) FeS + HzSOq (ddc, n6ng) +

d) Cu + dung dich FeCl3 -+

f.; glucozo + AgNO: trong duirg dich NH:

>

CAu 3: NLrng m6t h5n ho.p ran g6m a rnol FeCO3 vh b mol FeS2 trong binh kin chri'a kh6ng klri (du) Sau khicAc phAn ri'ng xAy ra hodn toin, dua binh vA nhiOt d9 ban dAu thhy iry suAt trong binh khdng"thay ddi so voitnroc iilri rdii p2 plrAn ring, mrSi liOn h0 gifr'a a vd b ld @i6t thC tich cAc chAt ran ld kh6ng d6ng ke)

B) C:Hn + Br: -+ h) glixerol + Cu(OH)z -+

DEy g6m c6c phAn rllg d6u thuQc lo4i phAn ring oxi h6a - kht le

A.a,b,d,e,Ih. B a, b, d, e, f, g. C a, b, c, d, e, h. D a, b, c, d, e, g.

+ NaOHd,P,T

A.a=0,5b B.a=b C.a=4b.

CAu 4: Day ndo sau dAy cliri'a t6t cL cfn chAt d6u aE Ui nni9t phAn?

D a:2b.

A NaOH, HzSiO:, CaCO3, NH+NOz, CuQ.JO3)2 B NaHCO3, Na2CO3, Ca(HCO3)2, CaCO3, NH4N03

C NaHCO:, MgCO3, BaSOa, KNO:, OJp)zCO: D NaHCO3, NHaHCO3, Ca(HCO3)2, AgNO3, NHdCl.CAu 5: Chia rn6t dung dich NaOH thanh 2 phAn bing nliau vdo c6c i vA c6c 2 Th6i kiri CO2 du vio c6c 1, sau

,a;.

do rot c6c 2 viio c6c I thi sdn phArn tliu du'o c ld

A NaHCO3 vd NaOH B NaHCO: C NaHCO3 vd Na2CO3 D NazCO:

CAu 6: Nung 13,4 ganl h5n hqp 2 mu5i cacbonat cria 2 kirn loqi h6a tri2, thu du'o c 6,8 garn ch6t rin vd ldii X,Cho khf X hAp ilrg uao ZS ml dung dich NaOH lM, khdi lu'o-ng niu6i khan thu duo c sau phAn fLrg Id

A 5,8 gam B 6,5 gam C.4,2 gan , D 6,3 gam.

CAu 7: OOt cnay hoAri todn lihf liidrocacbon X thu duo-c s6 mol H2O gAp 3 lAn s6 rnol X Biet X chi tao ra:n6tdAn xLrAt nronobrom duy nhAt Khi hidrat h6a X thu duo c ctrAt y Cho chAt Y tic dung v6'i dung dich NaOH vi

12 tlr i

A tao kh i bay ra B tao ra kdt tria miiu viurg,

C lihdng co phAn irlg hoa lioc xAy ra. D tpo ra dAn xuAt rnonojot crja X

Cdu 8: Cho cdc chAt: isdpren (1); acrylonitrin (nitrin acrylic) (2); stiren (3); xylen (4); rnefyletilen oxit (5) vdcaprolactanr (6) Cdc chAt c6 th€ tham gia phAn ring trirng lio p ldL

C o-nitrophenol D- h5n ho,p o- vd p-nitrophenol

CAu 10: Hop chAt X (chri'a C, H, O) c6 kh6i lu'g'rrg mol bdng 90 garn, phArr ring v6'i dung dich NaHCO3 tqo ra

CO2 56 lu'o.ng ch6t th6a rnin tinh chAt cira X lA

C 3 chAt. D.4 chAt.

A 1 chAt. 8.2 chit

CAu 11: Polistiren kh6ng tham gia phAn frng niro trong s6 c6c ph6n ring sau?

A T6c dung v6'i Br2las B T6c dung v6'i Br2lFe C Depolirne h6a D T6c dung v6'i nuoc Br2._CAu 12: Hoa tan hoAri todn 12 gan h6n ho p Fe, Cu (ti lQ mol 1 :1) bing axit HNO3 du thu duoc V Iit (dktc) h6n ho'p khf X g6m NO vd NOz c6 ti kh6i hoi so v6'i Hu bing 19 Gia tri cira V ld

C0u 13: Cho 3 garn h5n ho-p X g6m Fe3Qr v,a Cu vdo cdc chrl'a dung dich HCI dqc, du Sau_khi c6c phA,n ilng

xAy ra hodn todn thAy con,lai 0,04 garn chAt rdn kli6ng tan Vqy % khdi luo.ng cria Cu trong h6n ho p X Id

CAu 14: Khi'hodrr todn m gam h6rr ho'p CuO vd Fe*O, bing khi CO d6t n6ng thu duo c 2,04 garn ch6t rin X vdh5n hop khi Y Cho Y tdc dgng v6i nu6'c v6i trong du' thu du'-o c 3,5 gam k6t tira Mat khdc khi cho X tAc dpng

r,6'i dung dich HCI du'thu duo c 0,56 Ift khi (dktc) C6ng thirc cira Fe*O, ld

Cf,u 15: C6 4 dung.dich.ri0ng biet ld HCl, CuCl2, FeCl:, vd HCI c6 l5n CuClz Nlrirng vdo rnSi dung dich mdtthanh Fe nguy€n clrdt Sii truolg ho, p xu6t hi6n dn nrdn diQn hod ld

CAu 16: Hoi tan hoiur toAn 0,3 rnol h5n ho-p giirn Al vd ALC: r,io dung dlch KOH (du), thu duo.c a rnol h5n h-op khf va dung dich X Suc khf COz (du) vdo dung dich X thu dugc ld 46,8 garn k6t tfia, Gi6 tr-i cira a li

Ciu t7: Ho-p chAt X duo c 1uo boi ba 1o4i lguydn tO OOt gley hoen todLn X.thu ^d."n;q

h5n hop g6rn nito'' cacbonic vi hoi nu.o" crro;?;ilp ,an prrati 6i"r,a,n qru binir du'g ]yor'rg du.v6i si5ng thav kh6i lLro.'ng binhinhgacbonic vi iroi nu.oc Clro h5n lie'p sdLn phArn di ch0m qua binlr du1,g ]:

ra,.lg f an 16 garn vd cdn lai2,B garn-khi di qua kh6i binh'

YaI I "-UJ]f-1i

ts dirrierylarnin C 1,Z-eSlendiamin D hexametYlendiarrin

cau i8:iiar'.i'"0'* nupl'tareiua "iiaii"'i" c6 ca;:i"l:i1fi:^:T-1?t"i'6ng nhau?

A ely larnirr.

,)"'i;;'*;;.;;;.;r";;h;;" "e,'"0 phin ring v6iH2.Q'Ji' t')'":i.li',9"11']

;; ;;,;; ;;;,fula"

"ia, #ne,lun tot trong Jta'ol

viL c6 tfnh ch6t thang hoa'

3) Cilng tan trong dung dich ki€m'

c (2), (3) D (1), (2)

A (r), (2), (3)

Cdu 19: Cho so d6: Cumerr -:g'/E din xuAt monobrotn +KOH/C H,OH,t' , *

B (1), (3)

TOn goi cira X li

A 2-phenylpropen B 2-phenylpropan-2-ol c p-isopropylphenol',

^ ?; 2-plrenylpropan-1-ol'c6u 20: E6 xi prrong rro6 1 kg chat b6o co

"tri s5 axit bing 7 ngodi tu dun

ch6t beo v6i dung dich chfia .l42gan NaOH Sau khi phdn ri.ng xay.lrolin t*r'*"6" irung lioi h5n ho p sau plian ri'irg can via dri 50 ml dung

ii"n uct iM Khoi luo-ng glixerol dd t4o ra li

cau 21: Cho"ho-p chat HO-C6H4-CH2OU ta" oung voi iuo.:rg do ctlrcootl c6 HzSOa dlc lirn xfc t6c' dunnong SAn phAm t4o ra li

C CH3COO-C6Hr-CHTOOCCH3' D' h6n 1ro' p cdc cllAt tr€n'

Can22:Hod tarr liodn to2rn 2,81 garn h6n ho p g6rn Fe2o3, Mgo, Zn'o:."1q:99'*1 axit HzSoa 0,1M (vir.a du).

J"" pna'-,',t rgl;6; ,-" trt"Oi ru',iut khan thu^dio c khi c6 c4n dung dlcli c6 kh6i luo'rrg lir

A 6.81 gam B.4,Bl garn' C' 3'81 gam' D' 5'8i gam'

c^u 23: cho d6y c6c chdtv?r ion: cl2,-F2, So2, Na*, gu2-,F:ez*,-Al3*, Mn2-, s2-, ci 56 chAt vd iorl trong ddyddu co tinlr oxi hoA vd tinh khil ld

Cdu z4zNung h6' ha.p X g6m caco3 vi caSo: t6'i pha' iing hoan toirn duo c chAt rfui Y c6 kh6i lr-ro' ng bi'g

50,4ohkh6i lu'o-ng cfra h6n ho p X pftan tra,' t# ioq;g

"iru nli

"nat trong hSrr ho-p ba' dAu 1A

CAu 25: Cho h5n h-op bQt g6rn 2,7 gt', e.f ir 5,6 gam Fe vio.550 rnl dung dich AgNO: 1M' Sau khi c6c phAn [rrrg xi1, ra lio2rn todn, thLr d-u'o c nr gam chAt rin' Gi6 tri cfra m ld

c6u 26: Hoir ran rioirn roiur hb;'h".p i g6rn Fe vi Mg bing mQt.luorrg vta dir du'g dich HCI 200%, tlru duo' c

I'"ili,, ; N;;';;; cria FeClz t'tng oung dich Y tal s,zax'll6ng d0 o/o cia Mgclz trorrg dutig dich Y la

ciu zl:chia h5n ho p X

"o ",:i-rg ,a'*oi.ir" axit axetic vd plrenol thdnh 2.phdn dAu nhau' PhAn 1 cho t6rc d''g

h6t vo.i NaHCo: tqo ra r, r 2 lit khi (dktc) il6ililrroi thu_ouo c khi cho prran 2 t6e dung h6t voi KoH le

rr I t)J 5r""

CAu 2g: Clio c6c chAt: gndehit axetlc, axit axetic, glixerot vi16c dung dich glucozo, saccarozo', fructozo,

;;t;; i*'glia, tieir ,rrt.rr ho p, s6 chAt c6 pha' img (ho[c hda ta') duqc cu(oH)2 ld

cau 29: Hidrocacbo' X la chAt khi o diAu ki0n thubng, t<tri uiiot ch6y hoin-todn t4o ra sd mol H2o gAp baldn s6 nror x I(hi rhay mQt riguy6' t,r'hi;;;;;i uani'urot" chi t4o ra mOt d6ri xuAt ctrAt x phin ri''g duo-cvoi dung dich thu6c tfm VdY X ld

Ciu 30: Hda tan axit salixalig (axit o-hidroxylberizoic) vio lug'ng du metanol, sau do th€m HzSoq ddc vdoJung diclr vi dun nong to'i 1400C, sin ph6m t4o ra li

l

cau 3r: Hda ran 3,;; g;j;n^ilap go'" HcooH vd cH:cool yry.r1u6.c jrlo' c 20rnl dung dich X' cho bot

Z, du.vdo X, ruu tt.,i pf;a,r ir.ngxdy rihoan tohn thu dugc 672m1khf (dktc) Vay n6ng 'd0 rnol cria HCooH vi

CH3COOH trong dung diclr X lAn lu'qt ld

Oa, tfru0c loai cao phdn tir" ?1??" thuOc loai polirne'

i) ;a; li ,n,iv pr-Ia,,l iri,rg rn6i tru6'g axit a) Deu phan ri'g duoc v6'i cu(oH)2

Cdc nhAn dinh dirng lA

It /l\rri/?\ C (1) (2) vd (3) D.(1), (2), (3) vd (a)

A rinlr ltim loai ldng dAn, do 6ni di6n ting dAn B tirrh phikim giAm d,an, bAn kinh nguy6.n tfi rang d6n.

C d6 Anr di6n giArn hAn, tinh phi kirn tdng dAn D tinh kim loai tnng dA1, b6n kinh nguydn tu giArr ddnCAu 37: Dung dich X c6 chri'a hai chAt tan ld axit acrylic vi phenol, trong d6 s6 rnol cria axit acrylic gAp 3 lAns6 mol cria phenol Cil rn gam dung dlch X phAn irlg vila du v6i 200rnl dung dich NaOH 0,2M Clro m garn dLrng diclr X tdc dLrng v6i dung djcli nu6'c brom 0,06M thi the tich dung dlch brom dd tliarn gia phdn rhg li

A 1 lit Bi 0,8 lit c.0,6 lft D 0,2 lit

CAu 3B: Hda tan rn6i chAt glucozo, fructozo-, timanlozo,,saccarozo vdo luo.ng du metanol du'oc c6c dLrng diclituorg tng Cho khi HCI vdo m5i dung dich thu duo c S6chl t-t?"g dung dich phiLn ri'ngvoi metanol li

A.4 chAt B 3 chAt C.2 chAt D I chAt.

CAu 39: Trong s5 hidrocacbon kh6i luorrg mol bing 78 gam, chf'a hai 1i6n k6t ba, c6 bao nhi6u chAt c6 th6 tao

l<6t t0a v6i dung dich AgNO3AiH3?

A 2 chAt B 3 chAt.

CAu 40: Ho-p chAt X (chila C, H, O) mach thing, c6 kli6i luo.ng mol bing 104 gam Cfi 0,52 gan X phAn ringtr6t vOi {SNO:NH: tao ra 1,08 garn 4g Mat kh6c cfr 3,12 gam X phin ri'ng h6t v6i Na @o ra 672n1khi H2

(dl<tc) 36 h-rong chAt thda min tfnh clrAt cria X lA

A 3 chAt B 4 clrAt C 5 chAt D 6 chAt.

Ciu 41: Clro l4,l garr h5n hg'p g6ni hai axit no.dor chfic t6c dr,rng h6t v6'i NazCO: thu duo.c 2,24lit COz

(dktc) Vdy s6 garn rnu6i t4o ra lA

A 14,54 gan | : B 15,2 gam C 16,3 gam D 18,5 gam.

Cdu 42: Cho t3,44lit khf Clo (6'dktcj di qua 2,5 \it dung dich KOH d 1000C Sau klii phAn irng xAy ra hoan toAn, thu duo-c 37,25 gam KCl Dung dicli KOH trOn c6 n6ng dQ liL

A 0,24M 8.0,48M c.0,4M D.0,2M

Ciu 43: Hqp chAt X tan trong nu6'c t4o dung djch kh6ng miru Dung dich ndy kh6ng tao k5t trla voi dung dichBaCl2, khi plrAri rl'ng v6i NaCH r4o r.a khi c6giri khai,.kJli.phAn'Jrng v6i axit HCI tpo ra khi ldun duc nu'6'c v6itrong vd l2irn nr6t miru dung dich thudc tfm ChAt X c6 th6 ld

+ HzSOa St5 thu6c thir c6 th6 ding d€Citu 44: C6 c6c thu6c thir sau: Cu, NaOH, HNO3, H2S, KI, KMnOa

nhAn bi6t 2 durrg dich FeSOq vd Fe2(SOa)3 ri0ng biQt ie

CAu 34: Di6n phAn ilung dich rnutii CuSOa du sau thb'i gian 1930 gidy, thu duo.c

dQ dong di6n trong Qr-r6 tr)nh diQn phAn ld

C.4 cl't6t.

1,92 gan Cu 6' cat6t Cr-rbrrgD.6,0A'

D 5 cliAt.

D 3,08.

CAu 45: Tr'6n 5,6 gam b6t s6t ud'i 2,4 gatn bQt luu hulnh rdi nung n6ng (trong di6u kien kh6ng c6 kh6ng khf),thu du'o c h5n ho-p rin M Cho M t6c dprrg v6'i lu'o ng du dung dicli HCl, giAi ph6ng h6n ha'p khi X r'2r corr l4inrot phAn khdng ian G Oe OOt ch6y hodn toAn X vA G cArr vi'a dri V lit khi 02 (6' dktc) Gi6 tri cria V lA

C$u 46: Nr,nig h5n ho p bQt 96rn 1 5,2 gan Cr2O3 vd m gam Al 6' nhi6t dQ cao Sau khi phAin illg hoirn lodn, tl:uduo-c 23,3 garn h5n ha'p rin X Cho toi.n b6 h5n ho p X phdn rhg v6i dung dich axit HCI (du) thi tlrd tich khi

Hz thoAt ra o'dktc lA lr

A.j,B|lit 8.4,481it C.3,361it D 10,08.1it.

Cdu 4i: Cho 0,01 mol amino axit X t6c dqng vua h6t v6i 80rnl dung dich HCI 0,i25M L6y toirn b6 sdin plrAnrt4o ra cho t6c dpng voi durig diclr NaOH 1M thi thti tich dung dich NaOH cdn dung li 30m1 C6 can dung dlchsau phin irrrg thu du'o-c 2,695 garn chAt rdn TOn gqi cria X ld

CAu 48: Xenlulozo kh6ng phin ring (ho4c kh6ng tan) trong t6c nhAn ndo du6'i dAy?

A H2A.Ji, t0 B HNO3/H2SOad, t0 C [CuQ'JH3)o](OH)r, D CS2AtraOH.

Cgn 49: Hay sdp x6p c6c chAt: Benzen (X), toluen (Y), anilin (Z), clobenzen (P) vd nitrobenzen (Q) theo trinh

tu' klr6 ning phdn ring th6 vdo vdng benzen d6 Ain

CAu 50: Thd tich dung dich FNO, lM (loang).it nh6t cAndtng d€ liodtan hoAn todn rnQt h6n hgp g6rn 0,15

mol Fe vd 0,1 5 mol Cu le (biet phiLn ring t4o cli6t khir duy nhAt ld NO)

Clro: H:l;C:12;N=14; O=16; S=32;Cl=35,5;Br=80;Na:23; Mg=24;Al=27;K=39,Ca:40;

Cr = 52; Mn : 55; Fe : 16; Cu : 64: Zn = 65; Ag : 108 ; Ba: I3'l

-TRUCING DAI HOC KIITN

Khoi THPT Chuy6n Hoa hoc

oAp An BAI KIEM TRA KIEN THl"pc HoA Hqc LClp 12 - 0e.!0

EAI HqC QUOC G{A HA NqX

TRLI(}NG B}{ KE{OA I{OC T{I N+HITF{

x{n6l:nmPT Cteuuy6n vai lv

DE, T{-ffi TE{{-r D4{ HqC NAM 2810 - X-Atq 2

MON: F{CI,q F{QCThd'i gian ldnt bdi 90 philt;

(50 cdu trdc nghiQnt)

Mi dij ttr?i 132

V6'i mdi cftu sau, anh/ch! hiiy tim mQt (01) pluroltg tfut trd ld'i lto'p lit nhAL

Cho: H:1,C: i4,N:14,O:16,P:31,S:32,Cl:35,5,8r:80,l-i:1,Na:23,K=39,Mg:21'

Al:21,Ca: 40, Fe : 56, Zrt: 65, Ag : 108, Ba: 137, Pb = 207

Ciu 1: ne AOt ch6y htit I mol ancol X (chira khdng qu6 4 nguy€n tir cacbou trong phdn tir' kh6ng chfra li6n h6t

ba, chi c6 mQt d6ng phAn mach lto duy nhAt) cAn dirng 5 nrol oxi' A lA:

CAu2:Trudlghopndo kh6ngc6suphirho-pgilranhi6td6("C)vAphAnilngxayratrongldcao:

A 500-600 CO + Fe:O4 + 3FeO + COz B 1 s00 C + COu -+ 2CO

c 400 co + 3Fe2o3 -> 2Fe3Oa + COz D 800-1000 co + Feo + Fe * co:

CAu 3: FIqp chAt hfr'u co X du'o-c didu ch6 tu'etylbenzen theo so'd6:

KMnOo HNO3/H"SO4

- C)H'OH, '-A - >B - X

)' ,' H2SO1 HrSO.,d,dunCTCT crha X ld:

Cflu 4: GiAi pli6p di€Lr ch6 kh6ng liqp ly:

,d Nung h6n hop K2Cr2O7 vir than ho4c lLm huinh d6.di6u ch6 Cr2O3.

B Cho HrSO4 dic vdo dung dich KzCrzOi d€ di€u clr6 CrOr'

C Cho dLrng dich kidm du'vdo dLrng dich nru6i Cr (ll) de didtr chi5 Cr(Ol-{)2.

D D€thu dugc Cr(OFl;,c,An cho l<i6rn dtt vdo clungtlich nluOi C.1tll;.

Ciu 5: Oxi ho6 4,0 gam mQt ancol don chfc X bing oxi (c6 xhc t6c) dr-Lo c 5,6 ganr lt6n hop g6m andehit,

lu6c, ancol du HiQu trAt c,ltu phin [Lig oxi hod lA

CAu 9: PhAn ilng trong do I{2O2 dong vai tro chAt khu:

A H2Or + KNO2 -+ I{2O + KNOI

C HrO2 + 2FeCl: + 2HCl-+ 2 FeCl3 +2 H2O

khi co can durrg dich Z beng:

B Ag2O + I-l:O: -+ 2Ag+ H2O + 02

D H2O2 + 2l(I + 12 + 2KOH

Cf;u 6: Dung diclr axit y6u C6I{jCOOH 1M c6 cung pH v6'i dung dich HCl n6ng d6 8 10-3 M I{ing sd axit Ko

cira axit d6 bang:

A.6,4.10-6 nrol 8.4,6.10-j mol C 6,4 l0-s mol D, 4.6.10-6 mol

Cdu 7: DiQn phAn dung dich CaClz v6'i diQn cqc tro, c6 mdng ngdn, duo-c 500 ml dung dich Z, vd 123nrl l(l.li (d'270C, latm) d anot pH dung dich Z bing:

CAu 8: I{5n ho-p X g6m 2 aitkanal

lu'o-ng l6'n ho'n khdi lugng cira X ld

'.'.,u6i kl]un thu cluoc

F 1a aa -^,- r} 1,4 KQ -in1

CAu tr1: Iiod tan hoin todn r.n garn h6n ho-p FesOa vd Cu trorrg dLrng dich Fi2SO4

dich c6 chila 6,16 ganr hSrr hop hai rnLr6i c6 ti l€ mol 3:1 Gi6 tri cira rn lii

h.6,32 gan 8.4,24 gatn C.2,96 gatn

Cf,u 12: I(6t luAn nAo sau cliy khing dfing

.4 Cao su buna-S 96r-r-r

"uo su v6i ltm hr-rynh

C To tim thu6c loai to thi6n nhi6n

Cfiu 13: CAu sarikhi n6i vd ozon:

A Ozon tan trong nrr6c nlriAu hon oxi khoing i 5 lAn.

B 56 ori hoi cira cAc nguydn tir oxi trong 03 ddu bing khdng

C Ozon c6 tfnh oxi ho6 m4uh hon oxi

D Trong tAt ch cac tr:ang th6i tAp ho-p, ozon d€u c6 lhd n6 khi va charn.

CAu 14: Clrgrr plruorrg art sai.'

A Oxi lA nguy6n tO phd bi6n nhAt trong v6 tr6i dat B Oxi t6c dlrng h6u h6t v6i cAc kirn lo4i

C Oxi chi6ni khoAng 20Yo th€,tich kh6ng klii D Oxi l2r phi kirr ho4t dQng manh nhAt

Cdu l5: Cho 5 hop chAt: CaH6,O2, CtllsOz ,Cal{1602, Cjl-{aC)2, C4H6O

.Bi6tringchAt(X)c6ngH2choracnAtryi,khi oxi lro6(X)taoramdt chfu(Z)clii chiLahai chilcaxit.Cdc

chAt thoA mln v6'i X li

lolng vira clir, thu clLro'c dung

X) 7,6 gam

Cdu 15: Nh6m vit li€Lr cluo-c ch6 tao tir polirne tlii€n nhi6n

A To visco, to tim, nhlra lini phirn inh :

!J 'fo visco, to tdrn, cao su buna, keo cl6n

96

C Cao su isopren, to visco, nilon 6,6, keo d6n gO D Nhua bakelit, to tdm, to axetat

Ciu 17: Giii tliich irng dung cria crom kh6ng ho-p Ii:

A Ho.'p kim cira cronr vA sit dung d6 tao thdp cfing, khdng gi, cliiu nhi0t

ll Crorr Id kinr logi nhe n6n duo-c sri' dung tqo c6c ho-p kim dirng trong ngdnh hdng kh6ng

C-' Crom ld kim loai rAt cf ng c6 th6 dirng de cit thiry tinh

D Di6Lr lii6n tJruong, cront fao duoc l6p md,ng oxit rn!n b& chic ndn crorn du'oc dung d€ rna bAo vd thdp

CAu 18: Cho so'ct6 phAn irrrg sau:

B CIJTCI IBTCIH2C [{3, C F{ CHO}{CH2CI-13, C'HICH:CHCI I]

C BrCI-l2CH2CH2ClI3, HOCH2CHzCH2CH3, CH2:CHCH2CFI3

D CH3CHBTCFIz CH: C HrCI-l OHCH2C IJr, C H2:CI-IC H2C I{3

Ciu 19: Cho Cl2 tiic dung v6'i 16,2 gam kim loai M (h6a tri khdng ddi;, duo-c 58,8 garn h6n ho.p ran X Th6i

03 du qua X nung n6ng d6n ph6n rilg hoin todn dugc 63,6 gam chAt rin" M ld:

nhinli c6 thAnh phAn nguy6n t(:: C%o: 40,68; H% : 5,08;

A C4H6Or, Crll+O: r'A Crl{sOr

C C4H5O2 vA C3HaO2

ll Cao su la nlriing polirrre c6 tirrlr dArr lioi

D Nilon 6,6 thu6c lo4i to t6ng ho-p

A C6c polime kh6ng c6 nhi6t dQ n6ng chiy x6c dinh

B C6c polime kh6ng bay hoi

C Dg sd polirne kh6 hda tar trong cdc dung m6i th6ng thLldng

D Tet cA c6c poline ddLr bdn r'frng du'6'i tirc dLrrrg cira dung dich axit

Ciu22: Cho c6c ancol c6 c6ng thfrc C+HroO 56 ancol bi oxi ho6 b6'i CuO n6ng"do lA

CAu 23: L6n men nr gam glucozo v6ihi6Lr sudtl5g/o, Todn b6 CO2 thodt ra drLoc clAn vdo dung dich NaOll thircluo-c 0,4 mol h6n ho-p rnudi Gie tri cira m ld:

A 36 garr 8.48 gam C.27 gam D" D6p 6ir hli6c

C6,u 24 Cho nr garn b6t Fe viro 1 lit dung dich chfa AgNO3 0,1M + CLTQ.JO3)2 0,1M, sau khi phAn ['ng xongdu'oc 15,28 ganr chAt r'in Gi6 tri cira m l2r:

CSu 25: Cho a mol chAt hii'u co X (cl:i cliira m$t loai irh6ir chiLc) tdc dr-rng v6'i AgNOs diL trong l'lH3 thr-r c'liroc zla nol Ag Mnt khdc, c16t ch6y lioAn todn a mc,l X, tlru duo c ncoz - l1sr6: 3 nol X Id

A Andeliit fomic

C Ancl€hit no 2 clritc

Il Andehit khdng r.ro, nr6t li€n eloi don chiLc

D Andehit kli6ng no, m6t li€n d6i 2 chriLc

CAu 26: DiQn phAn c6 rnAng ngdn dung dich chfi'a 1,49 galn I(Cl Sau rnQt tho'i gian thLr dtLo'c 500 rrl dLrng dich

co pH :12 Hi0u su6t ci a qu6 trinh di6n phAn ld

c.400A

Ciu 27: Hidrocacbon duo-c chon d6 didu chti axit axetic chi bing rri6t phin ilng

6- khn'

Cdu 35: Trong phin ilng: 4HCl + MnO,

A ChAt oxi ho6.

A Fe3Oa B Zr0 C Ire2O3 D' CrzOr

Cdu 29: Nhi6t phAn 18,8 gam niL,Oi ntg'to3)" v6'i hi€Lr suAt J5ok,cdnlai 10,1garr chAt rdn M ld:

X,Y , Z lAn lu'ol 1d:

A C, C2H2, CHTCIIO B C, CH+' CHTOIJ C C, C2l{a, C6H12O6 D C, CI-J,}' IJCHO

CSu 31: Cho c6c tinh chAt dhc trung vd cdc phdn iLng c6 thd thanr gia cita fomaudehit li:

1- Ch6t long 2- C6 miri x6c 3- RAt d6c 4- Kli6ng tatt trong nu6c 5- ori hod

7- este hof 8- tring ngung 9- tr6ng bac.

Nlru'ng di€u kh6ng di,rng ld:

A 5,i2 garr B 8,32 gatn C l0,BB garn D.3,2 gan

CSu 34: BiOt hing s6 axit cira HCOOH lA K" : 1,J 704 D0 diqn iy cira dung dich I-ICOOI1 I M bdng:

CAu 37: Cho so'd6 phAn fng sau:

A *? > Ar_$ Ar_4 Ar-l-+ A+-! 45*-a> B

A don chflc tao ra boi ba nguydn t6 C, I{, O vd co 34,18% oxi vd kh6i liLo-ng, nhiOt d6 sdi Id 78,30C Ar, A:,A:, A+, 45 tuong img ld:

A CIITCOOH, CHTCOONa, CHa, CH3CI, CHrOH B' C4.H6, C{llr0' CH4, HCI-{O, CHrOH

C CH:COOH, CHTCOONa, CHa,I{CHO, CHrOH D' Tet c.1d6u dring

C[u38:: Choso ddphinirng: Fe.Ou+H2SO4(da") " > A+ SO2+H2O

H6 sd cAn bing phdn irng lAn ltroJ ld:

A 2; (6x - y); x, (3x - 2y); (6x - 2y) B 2; (6x - 2y); *, (3x - 2y); (3x - 2y)

C 2; (6x - 2y); t, (3x - y); (6x - 2y) D 2; (6x - 2y); *" (3x - 2v); (6x - 2v)

C6u 39: XA phong h6a h€t 0, I mol este Z do'n chirc bing 80ml dung dich 1 1.2Yo cta m6t lticlroxit liim lopi liidnr(d: 1,25 y'nrl), chung cAt, diio c g4,6 gamchAt long vd con lai l 5,4 gan ch6t r€n khan Z l d:

A I(inr loai ning, kh6 norlg chAV ni Co- lir.ih nhi6m tu

C Mtiu trdng xzlrn, d6o, d€ ldn D DAn cli€n vd clAn Irhi6t tdt

Cdu 41: T0n goi ho-p chAt CIl.r-C(CIITXC2FI5)CI-I2CH(CI'Ir)CI-IO ld:

A.2.4,4 trit'n etylhexanal E 3,3,5-trimefylhexanal

C.2-etyl-2,4-clinretyl petttattal 1).4-etyl-2,4-dinretylpetrtanal

CAu 42: Cho so c16 phAn ilng: XAc dinh cdc nh6nr X, Y phir hop v6'i so d6 sau:

C X lA -CHO, Y Ie -COOH D X li -Br, Y ln -OH

Ciiu 43: ChAt c6 tinh axit manh nliAt trong c6c chAt sar-r ld:

A CFjCOOij U CH3COOH C CCl3 - COOH D CBT3COOH

Cfiu 44: N6u thd tich cira hdn hop gianr di n lAn thi tdc d0 cira phin ring

2SO, + 01:2SO3 se thay cl6i:

., 1,:

A gianr n ran B giAnr n IAn C giim n2 lAn D giAni na lAn

Cirr 45: Tr6n hai thd tich bing nhau cira c6c dung dich AgNOr 0,44M vi PbQ.JO3)2 0,36M duo-c dung dich X.Th€nr 0.B2li garn b6t Al vio I00 nrI clLrng djch X, clLloc m ganr ch6t rin Y Gi6 tri cira nr ld:

A 0.486 ganr B 4,86 gam C 6.408 ganr D 0,648 gani

CArr 46: So sinh nhidt d0 s6i cira cic clrAt sau: ancol et1'lic (1), clolLra eg,l (2) dietl,l s1s (3) axit axetic (4)

hon 6p suit ly thuy6t 8% 5p s.rdt tro'rg binh tai nhi€t d6 d6 bing:

CAu "{B: I(lri cho 2,2-climetylpropanol t6c dung v6'i HCi b6c kh6i thi sin phArn h['u co chinh lA:

A l-Clo-2.2-dinretvlpropan B Z-Clo-:-metylbutan

C 2-C lo-2-nretylbutan D.3-Clo-2,2-dimetylpr"opan

ClAu 49: DAn 2,688 lft khiNFI3 (dktc) qua 100 ml dLrng dich hdrr ho-p AtC13 0,2M vd CuC12 0,2M, duo-c lu'o.'ng

.,(

Ket tua la:

Ciu 50: Fhuo'ng phSp di6u chd arrcol etylic tloug phdng thi nghi€m:

A Ldn rnen glucozo

I3 Thuj'plrAn ddn xuAt halogen troilg n6i truo'ng kidm

C Cho hdn hop khi C:H{ vi l.lzO hoi di qua thdp chri'a HrPO4.

il Cho C2l{q tiic dung v6'i dung dich IJ2SO4 lodng n6ng

f{:fft'{fi[''{{ftuJ,in Y'it [,j * *l{!{H?'N f{ri Nli-'ww+u.cltwlwrlJ'.ciftxt'rt

DAP AN TR AC NCFITEM MON F{O,T HOC

44.

45.

DAAA

(_

C D D D D

D

ts

ts A

A(-

B D B

A

r

BAB

B

C

ACC

CCCAC

ADAA

GIAI EAP MQT So CAU HoI TRONG DE TI{I MON HoA HQC

C6u L Trtrtng hp'p khdng c6 sry phir hqp giira nhi€t do ('C) va phdn *ng xay ra tt'ong 16 cqo:

Gidi: Drip rin ld D Nhi6t d6 dring o'dAy ld 700 - 800 fC)

Cdu 2 Cho m gam bit Fe vdo I lit dung ciich chil:a AgNO jA,l M + Cu(NO)r0,1M, sau khi phan 4

Gi6i: N6u Fe htlt vd chiAg* phdn iing thirn,fn: rn4g= 10,8 gam;

Nt5u Fe ht5t va ca Ag* vd Cu2* da h6t thi rn ,in = m1*ip u= 17,2 g

Vi Yrrvru 10,8 ( -rrrrin rx,iin = i 5,28 < 17 ttr-oqJ ,2 suy ra Fe, rsrerrrb Ag* ht!t, rrvlrvs C-u2* phdn i'ng mQt phAn (cdn duj t-_\_t.\r{ J1

Girii: ln" do M cho:ln" nlran :2ns1,* 4ne2:2[(58,8-16,2) :71]+4[(63,6-58,8) : 32]: 1,8

M(gam) - n (mol) e -+ M"*+ I(LmolM =9n = ChiAlthoa mdn

16,2gam 1,8 mol

Cfrry a H6n ha'p X gim J ankunal ding diing ttii uep Hidro hod iodn todn X dap'e h,6n h7p ancol c6 khiii lwng l6n lon

khiii lwpng cua Y ld !,0 gam Mdt khdc, d6t chriy X cho ra 30,8g CO2 Cdng th*c vd sO gam ctia cdc ankanal trong X ld:

Gi6i: C6c ankanal dd cho ddu don chf c, suy l3 l1p611e = Ilrrz = 1:2: 0,5

Sd nguyOn tu cacbon trung binh = 0,7 : 0,5 = 1,4 suy ra c6 HCHO

Gi6ihQ: x + y:0,5 (I) vd x+2y = 0,7 (lI) * x =0,3 vdy = 0,2

Cftu 5 DiQn phdn cd ntdng ngdn dung dich chtba 1,49 gam KCl Sau m6t thd'i gian thu duo'c 500 ntl dung dich c6 pH 12 Hi€u sutit cila qud trinh di(n phdn td

Girii: ,2KCl +2H2O -+ 2I(OH + Cl2 + H'

pH = 12 = fOH-l :0,01 :+ nOH- = 0,005 -+ %H: (0,005 : 0,02) I 00%:25%

Ciiu 6 Cho 5 hqp c]nt; .CaH6O2, C1H1O2 ,CaH1nO2, C3HrO2, CI'\6O Biiit rdng chiit (X) cong 172 cho ra chtit (Y), khi oxi

hod (X) ttao la:ni'6tt chtit (Z) chi cht?a hai chr.Lc axit Cdc chh thoa mdnv6'i X to:

Girii: CaH6O2, C3H4O, [d cdc andelrit 2 lAn cdn C4H8O2 ld ho-p chdt tap clrric ruo-u andehit sE tlroa m6n.

Cfru 7 Dien phdn dtutg clich CaCt2voi didn ctrc lro', c6 mdng ngdn, dro'c 500 m/ dtrng tlich Z, vd I23tnl khi (o'270C, lann)o'anot pH dung dich Z bdng:

ItLtdi t iTPV'CltuS'1rt [',il Lj-i]liliil'!"h'i f{ri h'6i tnn+'.cltr.i-\'i:ii[\'.edtr"wt f)rf p tire ki ilti tli! dui ftar: niun 2010 - r&t I

Cirii: CaCil2 +2HzO di6n phAn mAng ngftn + Ca(OH)2 + Clr + Ilz

KhfanotldClo,n6,ll:0,005:)no11-:2nc,r:0,01=lOHl:0,02=1g[OH]:1,7 +pl'l:12,3

Cfiu8.Ddn2,688tilkhiNII3@ktc)qual00nt clungdichhdnho'pAlCt:0,2MvdCuCt20,2M,dtro'cltongk€nuata

Gi6i: AlCl, + 3NH3 +3H2O -+ AI(OH)3J + 3NH4CI (l)

0,02 0,06 0,02cucl2 + 2NH3 + 2H2O-+ Cu(OgrJ + 2NH4CI(2)

4,02 0,04 0,02Cu(ogrJ+ 4NH3 -+ [Cu(NH3)r](oH), ran (3)

C6: 0,02 0,02 thiCu

Phhn ring: 0,005 0,02

Cdn; 0,015 0

IrJ= 0,02 x78 + 0,015 x 98 : 3,03 gam

Cfru 9 Oxi hod 4,0 gant nt6t ancol don chlrc X bdng oxi (c6 xtic tdc) duo;c 5,6 gam h6n hqp gim andehit, nu6'c, ancol dtr.

HiQu suh cila phdn timg oxi hod ld

Giriir Vic6 rugu du suy ra s6 mol ruou phan rlng > s6 rnol nguy6n tu oxi phan fing: [(5,6 - 4) :16] :0,1

Cdu 10 Hq'p chtit hiru co'X dto'c diiu ch€ tlr etylbenzen theo so' di:

- KMno, HNOTAI2SO4 C,H'OH

A+B:X

CTCT cua X ld:

Giii: rz-O2N-C6H4-COOC2H5 ChAt A Id axit Benzoic (nh6m tht5 lo4i II) ndn uu ti€n nh6rri -NO2 viro vi tri meta.

Cftu I I Nhdm vQt li€u duo'c chli mo fu polinte thi€n nhi€n: To visco, to- titn, nhua lim phiur anh

Giii: Nhua ldm phim anh ld poli (triaxetat xenlulozo') duo-c di6u ch6 tu xenlulozo [C6H7O2(OH)3]".

Cdu 12 Hidrocacbon duo'c chon ae aiiu che axit axetie chi bing mQt phan ting:

C6rrg thLic Fe Ou * >1./y = np"/tre:213 - FezAt

Ciiu 19 lldo ran t,ira dti 6,0 gam hin hq'p M g6nt 2 khn loai X, Y c6 hda rri tu'ong i.?ng I, ll t'io tlung dich hdn hop 2 axil

HNO:dqc t,i H2SO6ldc, duoc 2,688 lft hon hop khi NO2 t,d SO2 @ktc) cd khoi lrong 5,88 gatn, dung dich Z (gia st:t kha ndng phan ting cua cac lrim loai vo'i cdc axit tthu'nltcru) Lttong mtroi khan lhu clLrctc lchi c6 can dung dich Z bing;

Girii: CH3-CH2-CH2:CH3 Dua viio phin ring: CH3-CH2-CH2-CH3 + 2O2 -+ 2 CH3COOH.

Cdu 14 Gidi thich tmg dmg cila crom khbng hp'p li:

A Cront ld kint loqi rdt c*ng c6 thd dilng de cdi thtry tinh

B HA,p kint cila uont t,d siit di,,rg dd no thdp ctirng, khdng gi, chi,u nhiQt.

C Eieu ki at tttudng cront tqo dtpc l6p mdng oxit ntin, bin cltdc n€n crom dtryc di.mg dO nta bao v€ thdp

D Crom ld kint loqi nltg, n1n dtro'c sir dung tao cdc ho'p kint dirng tr"ong ngdnh hdng kh6ng.

Gini: Ddp 6n Id D Crorn l?r kirn loai ndng.

Crtu 15 pd aAt chdy hdt I mol ancol X (chaa khbng qud 4 ngr|t€n tti'cacbon trong phan tu, kh6ng chira li€n kAt ba, chi co m6t ,long phdn mach ho'duy nhtit) c,in ditng 5 ntol oxi A ld:

Girii: EdtA l2rCnHzn*2-2,-,(OH)*thin:3+ [(x+a):3] !4 duynh6tx+ a:3

* a: 0 -+ x: 3 A lA C4H7 (OH)3 co 4 d6ng phdn

* a: I + x: 2 A ld C4H6(OH)2 c6 2 d6ng phdn

* a= 2 -+ x: I A le C4l{5 OH c6 I d6ng ph6n CH2:C:CH-CH2OH

Cdu 16 Cho cdc ancol c6 c6ng th*c C1H1iO 56 ancol bi oxi hod b6'i CuO ndng do ld:

Girii: D6p 6n ld 3 ancol.2 - metylpropan-2-ol ld anolbdc III, khdng bioxi h6a bo'i CuO.

tJdu 17 Chdt c,i tfnh axit ntanh nhat trongcdc chdt sazt ld;

Giriir B Vi cdc halogen hilt diQn tu ldrn thng su ph6n cuc nh6m COOH; dQ 6m di€n ting theo rhf ru H<Br<Cl<F.CAu Is.Ddklilihet24gamoxitkintloaiMcdndilngt0,0BtitH2.Chotodnb6kimloaisinhratdcdungv6'idungdichllCt

du, dto'c 6,72 lit kh{ H2, khi do dktc Cong thfrc cua oxit ld:

Girii: M"Oy + ylHz- x\,{ + y}{2O 3 fl1zo: lts2= 0,45 rnol = r'nya:24 - 0,15 16 =16,8 garn

M+nHCl *MCln+nl2H2

C6u 13.Choso'dophanil,ng KMnot+ KCt + HzSo:lr,q + B+ C + D ,:5*::i! l{11v-_-;."

,r' \v_-/ -:r ( , r.

H€ si cdn bdns tteotts *ns'ctici Dhrotts trinh nJ'tan tnc Id; / C',a4, - :\t*o

H€ sti cdn bittg rratig {rng'ct)a plttro'rtg trirth pttart trng la;

{fffi,,ri{Ai;ii T0r#(:*r.

Girii: 2t(Mnoa + 1oKC! + SH:Sor { 6r(1504 + 2MrrSoq + 5ct: * sH=o{-e L -QAI1i| _-1,1,

7.r 1-"1',11 i'lj;,:9,,:;l t"i: i i, i - "'''';'' t;iii."iiiy-11';1r;l"i-'[3{yar;l}:.!Gil;.\.,t1

Crrii: Dat kim ioai chung cho c6c l<im loai id M,h6a tri n, ta c6:

Ir4 + 2nHNO3 + M(NO3)"+ nNOz + nH2O (l) 2M + 21H2SOa _+ M2(SOa)" + lSOu + 2nH2O (2)

Theo (1) vd (2) sd nrol NO2, S02 bang s6 mol NO3-, SO42- ruong ring

Suy ra rn mu6i =-fl1v * n1-or- trnsol:-:6 + 0,1 x62 + 0,02 x96:14,12 gayn

Cfru 2 t Cho cdc tinh chiit ddc trntg vd cdc phan ing cd rhd *ant gia cua fonzandehit ld.

|- Chdt tong 2- C6 mili xric 3- Rtit dQc 1- Kh6ng tan ftong nt6'c

5- oxi hod 6- khu 7- este hod 8- triutg ngLil1g 9- tt"dng bac.

Nhirng diiu kh|ng dting ld:

Giii: E6p 6n ld 1,4 vd 7 Ch[ 1i: HCHO c6 d4ng hoi o nhiQt dQ thud'ng

Cdu 22 Cho m gam Cu vdo dung dich chaa 13,6 garu AgNOj, th€m H2SOa lodng, da, dun ndng diin khi phdn trng xong,

duqc 9,28 gant kim loqi, dung dich A, khi NO m bing:

Gi6i: ma" t6ida = 0,08 108 :8,64 < 9,28 suy ra Cu du:0,64 gam.

iQy + 2No3- + 8H* -+ 3Cu2* + 2No + 4H2O (l )

-kim loqi Gid n.i citq x bing;

Giii: Vi du Fe n€n chi thu duo-c mudi Fe(NO:)2, c6 phdn ring 2Fe3* + Fe :2Fe2*

:

,-Gois6 rnolFe, Fe3Oa phdn ring lirx, ythi: 56x+232y:18,5 - 1,46 (l)

n" do Fe cho = 2np":2x; In nhdn:2flnurol + 3nNo: 2y + 0,3.Yqy2y + 0,3 :2x (ll)

Giai (I) vd (II): x = 0,l8; y = 0,03 Fe3O4 c6 3 Fe _FF* **<

Innnor=nx6+2fnpez+:2(x+3y):0,1 +2(0,18+3x0,03)=0,64rnol .''"i,'^t'l';

Cfiu 25 Aiiltl4!gsdayiteia HCOOHtd K": 1,7.10'l.DOdiQntyct)adungdich HCOOH IMbting;

HCOOH=HCOO-+H- )Gidi: g" 114; I 0

C' (1 - a) cx.

Ctu 26 Tinh chtft tl hoc khdng phai cua Fe;

l Kim lo4i n{ng, kh6 n6ng chay

C Mdu trdng xiim, deo, cl5 rdn

Girii: Ddp dn ld D Fe clii d5n nhiQt, d5n di6n trung binh

Cdu 27 Xd p.hdng h6a hdt 0,1 mol este Z do'n chti'c bing.B0ml dung dich II}% cua mot hidroxit kim toaikiim(d= t,2S

ghnl), chwg ciit, dwc 94,6 gant chdt longvd cdn iai 15,4 gam chtit rdn fuan Z Ii:

Giii: ms2e: (80 x 1,25)x (100% - 11,2%) = 88,8 garn:) rr Ru.s., :94,6 - 88,8 = 5,8 gam.

Suy ra M ruo.'u : 58, chi C3H5OH thoa mdn.

m,= 15,4.* 5,8 - I 1,2 = 10 garn V4y Mz:100 g/mol -+ Z.ld CH3COOC3Hs.

Cdu 28 Cho so'do phan *ng; Xitc dinh cdc nh6m X, Y phit 1r6,p v6'i io'di sau;

hop chSt vi tri meta suy ra X ld nhdm thrl loai II (hnt e) IaNO2

Ciiu 29 Dung dich axit 1'6y C6lt jCOOLt I M c6 cintg pH t'rj'i clung dich HCI ning t16 8.

DCil1g;

Cidi: HCI ld a xit manh phAn ly hoan toan trdn: I HrO'] : icl-l = 8.10I M

Axit benzoic C6H5COOH la axit yOu n€n trong dung dich c6 cAn bing:

c6H5LtooH +Hro + HrO* +

C6H5coo-Bo qua s$ diQn ly cua nuoc nen: I H3On ] : I C6H5COO- ]

ld nh6rn th6 lo4i I (dAy e), vi X tao

l0'3 M Hing so axit K,, cr.ia axir t16

Iii*i t'iIi'T CizwJ'€t; *'itt i.j - !)illittl.'t\tl:ii ht6i-vtr,,tu.cfut_i,e*!}'.edu.vtt

:6,4.LC-5

ilrfp rEtt Al tlti thti'dai hor, ;,iim 2{}i {t - ,;itt 2

CAu 30 Tr6n hai th€ tfch bdng nhau cia cdc dung tlich AgNO j 0,44M va Pb(NO3)2 0,36M dto'c dtntg dich X Th€m 0,828

gam bQt Al vdo 100 ml dung dich X, dtrq'c nr gam ,liat ,a, y Gid tri cua m la;

Gi6i:Vin"doAIc6th6cho:3ner:0,092>lnc6th6nh4ncuaAg*,Pb2*:0,05(0,44+2x0,36)=0"022

:+AlduDms:m1;du+rneelmps:108x0,22+207x0,018+271(0,092-(0,034:3)l:6,40ggam

Cdu 31 So sdnh nhiet do sol cua cdc chdt sau; ancolerylic (l), clorua eryl(2), dieStl ete (3) axit axetic (4)

Girii: (4) > (l) > (3) > (2) ViCH3COOH c6 li6n ktlt hidro manh hon C2H5OH, cdn C2H5OC'H5 c6 khdi luo-ngmol l6'n hon.

Cfru 32 C.ho 18,32 gam 2,4,.6 - trinito phenol vdo ntQt binh bing gang c6 thd tich khdng dtii 560 cn3 Edt kip no t,do binh

,6i rho,rd d' lgll"C Ba rting san phdm na n ndn ho'p CO, CO2, N2,-H2vd dp suiit thi tii nho ho.n ap suiiitli thtry\t 896.

dp suh ffong binh tai nhiEt dQ d6 bing:

Gi6i: Tdc d0 ban dAu cua phdn ri'ng: o = klSO, ]'.[O, ] = k.(Ci)'?.C;,

Khithc tich cira h6n hop khf giim di n lin: v = k.(n.Ci)'.(" a;)

v'?.

Vd;y, ta cd:

- v = fl- l6n.

HI9TChrtc ctic e.m t[ch luj dugc nhiiu ki6n thtirc vti kinh nghiQnt bd fch quo kjt thi ndy!

@ Khiii Chuy0n Lf - Dgi hgc Khoa hgc Tu' nhi€n - DHeGHN

Phdng 103, nhi c3, KTX ME rri, 182 - Lu'o'ng Thii vinh, Thanh Xu6n, He N6i (04 38543071).

C6 th6 tni bd {16p :in niy trOn trang web: tuturp, c I ru Jt e n h, e d u.v n.

B.5I E{QC Q]UOC Gr.A r"LA Ngn ^ DnI TF{n TH{-rB.A{ E{QC n AN 3 - N-AM 20ns.

;Y^

^ ,-n / *,'-." 4,

-T'P.UCff{G Et{ flC-IOA HQC TUNInItrN ' MON, Ftrda }*oc

Ca:40,Ct:52, Fe: 56, Cu= 64,2n:65,49: 108, Ba= 137

I PHAN CHUNG CI{$ rAr CA rltf SINEI (40 c6u, rdr cdu 1 d{in c6u 48}.

CAu 1: FIod tan hohn todrn m gam h6n hqp Ba, Na, K vdo nudc (du) th6y tho6t ra 6,72lit H2 (dktc) vddung dlch X Trung hod 1/10 th6 tich dung dich X cdn Vml dung dfch HCI 1M Gi6 trf cira V bing:

CAu 2: EO chii tao rudt phich ngudi ta thuong dirng phdn img cria dung dich AgNO3A{H3 v6i chAt ndo

dudi ddy?

C6u 3: K,hi thuj'phAn 0,0i mol este E tao boi axit hiru co don chrlc X vd ancol Y thi dung dfng l,68gamKOH cdn ldri thuj'phdn 6,35 gam E thi cAn 3,0 gam NaOH vd thu duoc 8,25 ga:l mudi CTPT ctra este

oo Ia:

CAu 4: Cho cdc chAt sau: propin; andehit axetic; axit fomic; glucozo; saccarozo; etylfomiai; etyl a,.cetat.

C6 biio nhiOu ch6t t6c dung duqc v6i dung dfch AgNO/lriHr ?

CAu 5: Trong c;dc chdt sar-r: H2O2; O:; HNO: vd KMnOa, chAt chi th6 hien fiiih oxi ho6, kh6ng UrC hignqia! klu !d:

C6na 6: C6 6 6ng nghi6m, m6i Ong chira mQt trong cdc dung dich sau: glixerol, glucoz6, ldrig tring trung,axit fomic, natri hidroxit, axit axetic Ed phAn biQt 6 dung dicir trdn c6 th€ dung 1 loai thuOc thri ld:

CAu 7: Khi trilng ngmlg 7,Sgam axit amino axetic v6i hi€u suAt 80%, ngodi amino axit du cdn thu duo'c

m ga{n poiime vd l,44gam nudc Gie tri cria m ldr

CSu E: Khi cho NH3 du t6c dgng vbiClz, sdn phAm thu duoc ld

Cdu 9: Tri dung dich I(zSO+, sd phuo'ng trinh ho6 hgc tdi.thiiiu AC Aieu chi5 duoc K ld:

C6u trO: Cho c6.c chAt FeO, FeS, Fe2O3, Fe3O4, FeCO3, Fe, FeSOa, FeS2, Fe$trO:)r Sd chAt c6 khd ndngnhuong it hcvn 3 electron khi t6c dqng v6i dung dich HNOI 1o5ng, du ld:

C6u X 1: Cho 2,16gam Mg tdc durrg v6'i HNO3 (du) duoc 0,896 lit klrf NO (dktc) vd dung dich X Kh6i

iucrng mu6i khan thu ducrc khi ldm bay hoi riLrng dich X ld:

.CAu14':Choc6cc5pkimloaisauti€priic-vc'inirau: Ai-Pe;Zn-Fe; Sn-Fe;Cri-Fe

pC iau trong khdng khf Arn, cdp kirn loai trong d6 sit bi 6n rndn ld:

A Ciri c6 c{p Zn - Fe B CAp Cu * Fe vA Sn - Fe

C" C+p A1- Fe va Zn - Fe B Chi c6 cdp Sn - Fe

CAu n5: Cho h5n'hqp g6rn bdt Fe3Ca vd r,'rm ddng vdo dung dich HCl KCt thuc phAn rnig, loc t6ch r"r,rn

ddng du, duoc dung dich X Dung dich X chua mu6i'

Cdu tr5: OOt cnay hodn todn m gam m$t arnin bing khdng khi vria dri Trong hdn hqp sau phAn ung chic6 0,4mol COz; 0,7mol H2O vd 3,1mol N2 GiA tri cria m ld.

CAu tr7: Jrolg cdc ch6t: lipit, saccarozo, tinh bQt, xenlulozo, protein, glucozcr, mantozo, fructozcr, glyxin,alanin, s6 chAt c6 thil tham gia phan rmg thuy ph6n ld:

Cdu tr8: Rugu'Lria M6i c6 d0 rugu la 450 Trong 1 chai rugu Lria Mdi dung tich 650m1 c6 bao nhi€u ml

CzHsOH nguydn chAt t

CAu 22: H6n hcrp M g6m 2 este don chric X, Y hon kdm nhau I nh6m -CHz* Cho 6,7garn h6n hqrp M

t6c dung vua du viri 100 rnl dung dich NaOFI 1M thu duoc 7,5gam hdn hqp 2 mui5i C0rig thric c6u t4o

cuaXi.'dYId:

A CH3COOCzHs vd CHTCOOCHg ts" HCOOCH3 vA CHTCOOCH:

C" HCOOCH3vd HCOCCzHs D" CI{3COOCH: CH2 vd F{COOCH: CHz

CAua 23: OOt chay hoin todn 6,2gamphOt pho trong oxi du Cho sdn phAm tao thdnh t6c dgng v6i 150m1dung dfch NaOH 2M KhOi lugng mudi thu duoc tlong dung dieh ld:

Cdu 24: Nguydn tri X c6 ph6n ldp ngodi ctng trong c6u hinh electron ldL 4sr Eien tich hat nhAn ciranguy0n tft X la,

C6u 25: nOt chay hoan toan 2}4 lit (dktc) hdn hqp khi g6m CH+, Czllq, CzHe , CrHe vdL C+Hro thu dugc 6,l6garr

COz vd 4,I4gamHzO SO mol Czll+ trong h6n hqp li:

C6u 26: Ion ndo sau ddy c6 32 electron:

CO32-CAu 27: Dirng nudc brdm khdng th6 phAn biQt duoc cEp dung dich ndo sau dAy ?

C6u 2E: DOt ch6y hodn todn A336lit (dktc) mQt ankadien liOn hqp X SAn ph6rn ch6y dugc h6p thu hoantodn vdo 40ml dung dich Ba(OH)2 l,5M thu dugc 8,865gam k6ttua CTPT cira X ld:

C6ts.29z Khi dhi khi etilec qua dung d.ich thudc tirn, xiy ra pi.idn ilng:

cF{, _- cH2 + I(MnCa r I{2C -+ I'{O - CHu - CF{z - CH+ h4no2 + KOI'I

T6ng c6c hO s6 cAn bting cua pnuoljg tr:inh tr6n lA:

C6u 3S: Cho 1,92gail Cu vio 100ml dung dich X gdm F{NC3 0,2h4 vi F{zSOa 0,2Mthdy c6 klii }dC ii}

sdn phAm khu duy nhet) tho6t {a Sau khi phAn ung xiy ra hodn toirn, dern c6 can dung dich thu duoc liSi:họp inudi khan Y c6 kh6i iuong la:

C6u 32: Tu hdn hgp g6m 2 kim loai Fe vd Cu, de thu duoc Cu kim loai ta c6 th6 dtng dung dich du cria:

D" 14,28%

CAU 33: Dung dich axit fomic 0,007M c6 pH:3,0 thi d0 diQn li a bdng

CAu 34: EC nhAn bi€t dung dich FeSOq vd Fez(SOq)3 ta cAh dirng thu6c thri ld:

B Dung dich KMnƠ/Fi*

D A, B, C dAu dringCdu 35: NgAm 1 dinh sit sach vdo 200m1 dung dich CuSỢ Sau khi ph6n img k6t thirc, 6y dinh sit kh6idung d!ch, nia s4ch, Hm kh6 thAy kn6i luqng dinh sit tang th6m t,6gam N0ng d0 Cr'r ctra dung dich

CuSƠ ban dAu ld:

CAu 40: So s6nh tinhbazo srtachc chAt sau:

.4.(a)>(b)>(d)>(c) ts"(a)>(b)>(c)>(d) C.(b)>(c)>(a)>(d) B.(a)>(c)>(b)>(d)

ffị PEi,AN rufiruG {1S CAEi} TFsi si*e\a c[af dwgc ctupw {dwe wcQt trorcg Feaipleiire {A Fao#e B).A,Sbegslaw srre trjgn\a s.t\uiln $ 0 c fr u jla c A u 4 I ii6 nJfr-la 58 i

CSr-a 4tr: Di6n phdn hodn todn 100m1 dung dich NaCl c6 mdng ngdn x6p thi t,5ng flrti tich 2 khi tho6t ra cr

andt vd catdt la 4,48lit (dktc) Ndng dQ C5a cria dung dich NaCl ban dAu ld:

C6u 42: Thu! phAri i4,0gam mQt politpeptit X vdi hi6u su6t 80% thu duoc 14,04gam m6t amino axit ỴCdng thr?c cdu tao cua Y ld:

A"H2N - CHz - CHz-COOH D ts vd C d€u dring

C6u 43: Fiod tan het tr6,3gamh6n hqp kim" loai gdm Mg, Al vd Fe trong dung dich HzSƠ đc, ndng tiru

durvc 0,55ilol SOz Cd c4n dung dich sari phAn ring, kli6i lugng chAt r6n thu c-ugc ld:

CSu 414.: F{i6u fng nhd kinh ld liiQn tuqng trai đt, dang 6m dA:i i6n do c6c bríc y,a c6 bu6c s6ng đi irongviing hdng ngoai bi gi& lai nri khdng buc ><a ra ngodi vfi trụ I{hi ndo d-udi dAy ld nguy€n nhAn chinh gAí

': iteu :tnL.rr!ir lciltjí,'

Cilur 45: iroirg l l.,g gao chlra- 3luk',inh bnt, c6 s6 n-rit ;rfch -C6.F{1'Os- ld:

l;-.'iL,ii4i:;"; i0j'i L"5.012:.' i()'' C.1,5,2:1 1023 j-)" 3,01') :.: tA2a

r '_ '):,' ' _

.4 Dung dich AgNO3

C Dung dich NaOH

C6u 36: Hdn hqp X g6m 0,3 mol CzHzvir 0,4 mol H2 Nung n6ng X v6i Ni mQt thoi gizu duoc hdn iiọp

Ỵ DAn Y vdo binh dir:rg dung dich br6m du, h6n hqp khi bay ra khoi binh la h6n hqp Z E6t Z thu duc'c8,8 gam COz vd 7,2 gam HZỌ Kh0i lugng binh clqng br6m tdng l6n ld:

CAu 37: Hod tan hoan toan h6n hqp gdm I kim loai ki6m vd I kim loai kiem thd trong nuoc (du) oiugc dung dfch A vd 1,12 lit H2 (dktc) Cho 0,03 mol AlCl: vdo dung dch A I{hOl tuqng k5t tuárhu ducỵ c ld: :

C6u 3E: Cho hdn hqp g6rn 0,2 mol ancol A vd0,2 mol ancol B t6c dqng v6i Na du sinh ra 0,5 mol H2 I\4Ot

h6n hqp khdc g6m 0,3 mol ancol A vd 0,i mol ancol B cho t6c dung vdi Na du thi sinh ra 0,45 raol H2 Sdnhdm chuc cira A vd B lAn lucrt ld:

-C6u 39;-C6-bao niii€ud6ng phdn-rn4ch lidtdcdprig duoc v6ịNa c6 CTFT lnC.:HoO:

Cau4.6: Cldckinl ankan ld ihu ciLrgc irSn lic-p gdili CH<" C:I-ne, CrTlr, C:ll+" C;L{o'iA C+tla CTPT cLia X

C6u 53: Ed oxi ho6 hodn tohn 0,01 mol

Clz vd KOH tucrng img ld:

A 0,015mo1vd 0,08mol

C.0,03moi vd 0,04mol

to ndo thudc lopi tcr nhdn tpo ?

A" To visco vi to nilon-6.6

C" To niion-5,6 vil to caPron

C6u 55: D6 trung hoi lugng axit tu do c6

0,1M Chi s5 axit cira m6u chAt bdo tr6n ld:

CSu 56: T6c nhAn chtr y6u gdy mua axit ld:

,4 CC vd COz E SOz vdNOz

w.47,4g

CrCl: thdnh KzCrAq bing Clz kii c6 rn{t KOH, lugng tOi ttridu

ts 0,03mol vd 0,08m1D" 0,0i5 mol vh 0,04mol

B To tim vd to enang

D To visco vd to axetaitrong l4gam rnQt m6u chdt bdo cAn 15ml dung dich KOH

C" C+Hro

B Ca3(PO4)2D" CaHPO+

C6n 49: c6,u 45 Hqp chAt thorn X c6 CTPT C3H.6O2 vqa q6 khi ndng t6c dung vdi Na, vira c6 khd ning

t6c dpng voi NaOH vd ldm qiri tim chuy6n mdu hdng SO ddng phdn cdu tlo cua X li:

d.V

CAu 50: OC tach Au ra kh6i hdn hqp gdm: Au, Cu, Ag vi Fe ngubi ta dtng:

,a Dung dich Feclr B Nu6c cudng toan c Dung dich HNo: D: Dung dich AgNo: W,Theo ghvsns,trlnb nilne cpo fiO cdu tir cd\- 51 itdn cilu 601

C6g Str: Cho c6c ch6t: tinh bQt, benzen, chAt bdo, protein Sd chAt khi dOt ch6y hilt trong khOng khi t4o rahdn hqp ch6y g6ry COz, HzO vd Nz li:

C6u 54: Trong s5 c6c lo4i to' sau: tcy tim, to visco, to nilon-6;6 to axetat, to capron, to enang, nhirng lo4i

Cdu 57: 'Irong pin di6n hohZn-Cu, qu6 trinh khir trong pin ld:

A Cu -u g-ui"' + ze E Z** + 2e -+ Zn C Zn -+ 7112* + 2e D Cu2* + 2e -+ Cu

Cdu 5E: Cho 100m1dung dich FeClz l,2M t6c dr,rng v6i 200m1dung dich AgNO: 2M

thu duoc m gam ch6t r6n Gi5 tri cira m ldL:

A" 34,44g

CAu 59: Nung h6n hqp bQt gdm 15,2 gam Cr2O3 vd m gam Al d nhiQt d6 cao Sau khi phdLn ring hoal

todn, rhu duqc 23,3 g"m h6n hgp rdn X Cho todn b0 h6n hqp X phdn ring vdi axit HCI (du) tho6t ra V lit

khf Hz (dktc) GiA tri cria V (lit) ld:

KhoiTEIPT Chuyhtlidt Ly * ilItKItTN f{dNoi -v,ww.chujenlj.edu.yn

pAp Aru ].R.AC NGHTEM n,{oru E{oA woc

Ddp dn lq' thi thit dai hoc nam 2010 - dot 3

A D

A

B D

D

D C

A

D

D D

43 A

44 D

45 B

46 C4'7 D

D D

43 {i

44 B

45 p

46 E4'i a

48 E

19 C 25 ni

24 t 26 C2t A 27, D

cmr pAp Mqr so {lAu HoI TRONG iltr T}eI tr,co;',t ncA Hoc

CAu I.Nguy1niltXc6phankipngodicirngtrongcuuhinltelectronld4st .DiAntichhatnhdnc.iio.nguy€ntLrXtd.

, Girii: Cdc nguy€n ti: l< (Z - l9), Cr (Z:24) 'td Cu iZ = 29) cj€l co phAn lop ngoAi cine rrong cAu hinh electron

+ N6u COz khdng du: n6s2: 0,045 : x.0,015 + x:3 -+ C3Ha.

+ N€u COz du: n662 : 0,075 : x.0,015 -+ x = 5 + C5H3

Do X ld ankadien li€n lro.p n€n chi c6 X ld C5Hs th6a mdn.

Cdu 3-HinhqpXgdnt0,3lnolC2H2vd0,4mol H2.Nungn6ngXvcriNimQtthd'i gianduoch6nho'pY.DinYvdobinhdy'ng dung dich br1m da, h6n ho.p khf bay ra khoi binh ld hdn ho p Z Di* Z thu da{c 8,8 gatn CO2 vi 7,2 gam H2O Kh6i

Iuo, ng binh dtmg br6nt tdng lAn ld.

Ci6i: X ili'" >Y -tt'' >7 :0' sCO,+ H.O

Theo dinir lLr6t bAo todn kh5i luo-ng: ny = nr\': rr + mz

KhiiTLdyf ChuyAnVAr tr j - DHKHTN ffldNdi-www.cLtuyenly.edu.vn ildp dn ky thitht?daihoc nhn20l0 - dot 3

C6u 4 E6t chal, hodn toint 6,2gam ph6t pho lrong oxi du Cho san phdm tao thdnh tdc dungvo'i I50ntl dung dich NaOH

2M KhOi laong nnfii thu dmt'c trong dung dich ld:

Giei: P3+ PrOr :!E + Hf 04

np = 0,2 tnol -+ np3pea : 0,2 mol -', tl^'u,)H

= !t-: 1,5 -+ Xdy ra hai ph:ln ri'ng:

I7 u.trt., 0'2NaOH + HsPOa + NaH2PO -r HrO (1) 2NaOH + H:PO+ -+ Na2HPO4 + H2O (2) Dat si5 mol H3POa tharn gia (1) vd (2) la p v2r t Ta c6:

Ilsipoe = p + l= 0,2mol vit llNooH : P + 2t= 0,3 mol

-+ p: t:0,1 mol J D',6; = 0,i x 120 + 0'1 x 142:26'2 g.

Cdu 5 Cho cdc cttiit FeO, FeS, FezOs, Fe:Ot, FeCO j, Fe, FeSOa, FeSz, Fe (NO)2 SO chiit c6 khd ndng nhtrdng it hon i

electron khi tdc dr.mgvoi &tng dlch HNOt lodng, du ld:

Giiii: Nhuimg 3e: Fe (Fe - 3e + Fe3")

Nhudng>3e: Fes (Fe2*- le -+ Fe3*, 52 8e+ su*); FeS2(Fe2t- 1e -> Fe3*,2S1 l4e-+ 2s6*)

? chAt cdn lpi nhudng it hon 3e.

C&u 6 Cho h|n hop gim 0,2 nol ancol A vd 0,2 ntol arrcol B tdc d4ng v6'i Na du sinh ra 0,5 ntol H2 MAt hdn hqp khdc gim0,3molancolAvit0,lmolarrcolBchotdcchmgvdiNaclathisinhra0,45ntolH2.56nhdmch*cctiaAvdBtinluptld:Giiii: D4t c6ng thrhc A v2r B la R(Ol-l)i va R'(OH)'

(to.s=Io.zr'!o.z

1 2 2s _> tt = 2,r,t =3,

lo.+s=10,;*Ao,t

Cda 7 H6n hop X c6 C2H jOH, C2H5COOH, CH3CHO trong dd C2HsOH chi€nt 50% s6 mot Eiit chay m gam X thu duoc 3,06

gam H2O vd 3,136 tit COz @tac) Mdt khdc | 3,2 gam hdn hqp X thtrc hi(n hodn todn phdn *ng trdng bqc drqc p gam Ag Gid tri

^"^ ^ t;

Giiii: D4t s6 mol cua CzH:OH, C,HiCOOH, CH3CHO trong m gam X lAn lugt ld a, b vir c Ta c6:

a = b + cl Dcoz = 2a + 3b t- 2c : 0,14; ny126 = 3a+ 3b + 2c = 0,1 7+ a:0,03 mol, b: 0,02 mol, c = 0,01 mol.

Cdu S.HOnhqpMgc)nt/e,rted].'nchLtjA, l.l1o'n.Kem^nno1.r::ontlnt-.Lnuo,/Burt'tnunrtVPtvi.ucuttttEvquuuvuL

100 ntl dung di;h N;OH lA4 thtr dtro'c 7,5gum hin ho;p 2 mu6i Cong thuc ciiu tqo am.X'vd Y ld;

Girli: ncoqn' + NaoH -+ Rc ooNa + R'ou

NNuon:0,1 nlol iD"sr"=0, I rnol,n,nu6; =0, I mol

j Mo,"= 6,7 :0,1 : 67 -> n + n'= Z:

M'uoi: 7'5 : 0,1 =75 -> R : g va R': 15

Tu d6 suy ra CTCT cira 2 este le HCOOCH3 vd CH3COOCH3.

Cdu 9 Khi tluj, phdn 0,01 mol este E tqo boi axit hfru co don chnc X vd ancol Y thi ditng ding l,68gam KOH cdn khi thuy phdn 6,35 gam'i thi cdn 3,0 gant NaOH vd thu dtqc 8,25 gatn *uiji CTPT cia este db ld:

Gidi: n66s = 0,03 rnol = 3.np -> E la (RCOO)3R'

(RCOO)rR' + 3NaOH -+ 3RCOONa + R'(OH)3

0,025 0,075 -+ 0,075

Me : 6,35 : 0,025 = 254 -+ 3R + R' : 122

/\nr<- 1rn, D -11 (C L7 \.rAT)': Al (C-lf-:\

MRCOONa-O1L) - V'V/J- ltvTr\ 4/ \!?rr3 /r Yqr\ -t \LJri)-rr

+ E lir (C2HiCOO)rc;H5 hay C'1H1106.

C6u trT.Chol,92gamCttvitol00nl dtutgdich.YgitltHNO30,2l,!t,dHzSOt0,2Mthti,cdkhiNO(thsdnphtitnkhaduy

,ii,) tioi, ,lo ior'ini p,nan ilng xat, ra hoirn rr:irn, ]em c6 can dnng dich thu droc hdn lto'p mu6i khan Y c6 khtii lwong td;

Gi:ii: Illl^'o;:0.02 nrol -) rp, = 0,02 rrol' n15o:1- = 0,02 mol

I

Khii TI{W Chuy4n Vdt l;j - DItKit'!'N Hd N 6i * u,u,w.clxulenlj.etlu.vtt frdp dn lq thi thti dai

hoc nom 2AM - dor 3

nu:soq : 0,02 inol > ns,: 0,04 rnol, nlsoa;z_ = 0,02 mol

3Cu + 8H* + 2NO:- -+ 3Cu2* + 2NO + 4H2O

rlrmuoi :IDsu * l,1rxs3 + lrso4:0,0225 x 64 + 0,005 x62 + 0,02x96 3,67g.

Cdu 1LCho2,l6gamA4grdcdttngv6'iHNOt(dLildu.oc0,896 lir khi NO(dktr:) vitclungclichX.Khoilap.ngntu6ikhanrhudwo'c khi ldm bay loi dutg clich.\' Ld.

Girii: Mg - 2e -n Mg", N*5 'l ie -+ N?*

Ilenhuorg= 0,09 x 2 : 0,18 i.nol ) n.,,,,;.,, = 0,03 x 4 : 0.i2 mol.

Suy ra cdn 0,06 rnol electron N5' rrhin d€ chu1,6n ihiLnh r.\3- (tr.ong nru6i Nl-l.rl\Or)

N5n + 8e + N3- (trong a urol NI{1NO3)

Tac6: ax8 =0.06-+ a=0,06:8:0,007i mol ffi = Drrlg{No:)z * mNu+r\o: = 0,09 x 198 - 0,0075 x 80: i3.929.

Cftu 12 Thfi' phdn I 4,0gam mQt politpeptit )i t,6'i hiau strdt 8t)?4 l.htr dtnc I '/,A4gtun in6t cuttiito axlt j' C6i1g ilui'c cdt lao

cila Y Id:

Girii: (-NH - R- CO -)" + n llOH.+ n NH, - R- COOH

n(R+43)g4x0,8=11,2g

n (R + 6l) g

I-1 (lJ ,,

-+ Giai ra ta thu dLlo'c R : 28 (-C.llr-.j

Vi X la polipeptit n€n Y phiii jir o, aurirro axit NI,Jl - CH(Cl,lr) - COOH.

Cda 13 Hod lan h€t 16,3gant hdn hup ktttt lt,.ti go.rtr A,/g, A! t'i Fe trone chrng cliclt H2SO.1 ddc, ndng ihzt titioc 0,5St:tol SOz CA cqn dung dich sau phcin Llntg, kltoi lLt,.,ri,t chiit ran tlnt dtrrLc iit.

Giiii: N4 + H2SO4 , |r4.,(SOi),, + SO2 + ll2o2'[[ :2i e :i 2M"'-(iioiig Itr(SO;)J s6'' 1, at; Sa' 11i.,rirg o,:: moi sor)Suy ra ns6a = n: (112) ne nhrong = ( l/2)n" nhin == 0,5,i

ffimu6i : 11111 * fii56a : 16,3 + 0,55 x 96 : 69,1 g

Cfru 14 Trong I kg gqo chiro Bl% tinh bir, cd so nfit xicth , C6FIt0O5- lh;

Gi6ir s6 mol mitxich -c6H1sor li, I

"]q tr!l

lAA xT62 suy ras0matxich - c6H16o5 -', I x10r x81

><6,022,<102r 3.01 l>r10?,

100x162

HET chric ctic em ticlt luy 4,ro', rthiiu liian ih*c vti kinh rtghi(m bo ich qua kjt thi rtiy!

-@ Khiii Chuydn Lf - Dai hgc Khoa hqc Tg'nhi€n - DHeGHN

Phdng 103, nhi c3, KTX Mc Tri, l82 - Lu'o'ng Th6 vinh, Thanh xu6n, Hn NOi (04 3g543021),

Cd th6 tni b6 it6p rin niry tr€n trang web: www.clu.qten!!.edu,vn.

Thi thri'E4i hgc dot4: ngiy 09/052010.

-9

-EAI HqC QUOC GIA FIA NOI

TR.u'oNG EAI F{OC KF{OA F{QC TU'NIln0N

fihdi PTTH Cltu)t€n ltfrt lJi

Ciu 1: Ddy ch6t nAo du'6i d6y c6 chi'a chdt KH$NG ph6i ld este?

A etyl pheolat, rnetyl forniat, etyl acrilat

B etyl acrylat, etilen diaxetat, xenlulozo trinitrat

C etylen diaxetat, lipit, etyl phenolat

DE THr rH{J DAI EIQC NAn{ 2S10 - t-AN 4

M0w: I'tr6a laoc

Tltdi gian /dnt bai: 90 plttit:

(60 cau trdc nghiQnt)

Me dA thiz4s

D vinyl axetat natri axetat, lipit

Cf;u 2: DiQn phAn hai binh di6n phAn nlic

',,pi ti6p: Binh 1 chfla dLrng dich HNO3, Binh 2 chr}a dung dichAgNO: Cia si1qu6 trillr diQn phAn ld chon loc vd hi€u sLrAt dat 100% thi I(hi catot cira binh di6n phAn 2 c6

10-.g 8 sam kirn Ioaitao rhdnh, irn Ioai tao thdnh Iu'o-rrg lu'o-ng c6c cac ch6t o'c6c dipn cnat o cac 0len cu'c kh6c c b6

CAu 3: Cho tir tir dun$ dich F chiLa c6c ion H*, Cl- vd No3- vAo dung dich c chila c6c ion K*,

Co32-Off: Cflo bitit c6c pnan r:rng xAy.ra hodl todn Sd phArr ri'ng dd xhy rac6 thO bing

Cffu 4: Khi cho brom t6c dqng v6'i etylbenzen v6'i xirc tdc lh dnh s6ng thi s6n phArri chinh thu du'o-c ld

A o-BrC6HsCHzCHr B CoHsCHBTCH: C m-BrCsHsCH:CHr D CoHsCHzCHrBr

C6u 5: Cho ril tir.bari kirn loai cho dt5n du vdLo dung.dlchJr4gCl2, hi0n tuo-ng xAy ra ld

A C6 bqt khi tho6r ra, vd iao thdnh ktit trla keo tiing 16i k6t tfra lai tan htit

ts C6 bqt khitao rhdnh vd c6 magie kim loai b6m vliorrAu bari kim loai, dung dlch trong su6t

C C6 bgt khithodt ra vd tao.thdnh dung dich trong su6t

D C6 bgt khitho6t ra tao l<Ot tira trlng khdng tan

Ciu 6: Ddy citckim lo4i md nguyOn tt'cira chirng dOu chi c6 2 electron h6a tri lA

CAu 7: OOt cnay hodLn todLn m6t amin no, don chfc, mach ho' SALn phArn chriy sau khi ngu'ng tu hoi nr-Loc

cdn lai hdn hqp t tri rO ti khOi so v6'i hidro ld 19,333 Amin c6 cdng thfrc ld

Ciu 9: Tii5n hdnh c6c thf nghi0m sau dAy Tru'd'ng hgp ndb sE tao ra k6t tira l<hi ktit thric thi nghi6rn?

A Cho Al l<irn lo4i vdo dung dich NH+HCO:

B Cho clung dich AlC13 dLr vdo dr"rng dich NaAIO: (hay (Na[Al(OH)4])

C Cho dung dich Ba(OH)2 du vdo dung dich NaAIO: (hay (Na[Al(OH)4])'

D Cho Zn vdo dung dlch KOH (du) '

Ciu l0: Ktit ludn ndo sau dAy v0 sAn phAm phAn frng lA dring nhAt?

A Cho Ct2 du vAo binh

"hi,.u l.hi NH; sE xAy ra plrArr flng vir thr-r dLLo.'c sArt phArn chi ld N: CI:,NH+Cll

va HCI

B Cho NH3 du vdo biph chira khf Cl2, sE xtty ra phAn ri'ng vd thu duoc sdri phdrn chi ld NHr, HCI vd Nz

C Cho NH3 du'vdo bi6h chfla khf Cl2, s€ xhy ra ph6n f'ng vd thu du'o-c s6n phAm chi lA HCl, NH+Cl vdN2

D Cho Cl: dLr vdo bilh chri'a khiNH:, sd xAy ra phAn ilng vA thu du'o c sAn phdrn chi ld N:, Clz vd HCI'

VA

Tr;ano I /5 - Mt dA thi 245

CẠu 11: Cho 4 lo h6a ch6t bi mAt nhSn durrg 4"dung d!c]r trong su6t, I<h6.ng nr2ru chfla m6t trong cdc hoachrit ri6ne Lrier: NaOFI, H:SƠ, HCI vd NaCl D6 nhAn bi€t tilng chAt c6 trorrg tilng Io durig dich cAn ft nhAt

'a

sd h6a chdt td

Cdu 12: Cho m6t amin X phArr iing v6i dLrng dich HzSƠ lodng tlru dúọ c mu6i c6 c6ng thirc (RNH3):SO,1

Cho a gam X ph6n ring v6t dung dich mu6i sit 1tl; clorua dú(kh6ng c6 l<h6ng khi thi thu dúo-c a gam k€ttuạ x la

CAu 13: Nhidt phAn.hodrn todn mdt mr-16i nitrat cira mdt l<inr loai c6 h6a tri khdng d6i ttru duo-c h5n ho-pkhf A vd mOt chAt rin kh6ng tan trong dung dich HCl Khdi lúo-ng riOng cira h6n ho-p l<hi A ódieu I<i6n

CAu 15: Mqnh de ndo sau dAy KHONG dirng?

Ạ Phin il'ng cfra Iipit v6'i NaOH ld phAn rl'ng xd phdng h6a

B PhAn i:'ng cira gilerol (glixerin) v6'i HNO:dac/HzSOa dac ld phfin ilng este h6a

C Xe phdng ld mudi cria natri hay kali cria axit bdo hay dúo-c sit'dung ldm chAt gi[t rLía

D Cdc ancol da chirc dAu hda tari duo-c Clu(OH)z

Cf,u 16: 56 anken tOi Oa dúoc tao thinh khi t6ch nú6'c c6c ancol bAc 2 mach ho c6 5 nguy6n til cacbontrong phAn tir bing

Ciu l7: Cho cdc ch6t sau: anilin, glixyl, natri axetat, l<ali phenolat,

ki6n thud'ng, s6 chAt ótrang thdi rin vd tan nhiAu trorrg nu6'c bing

Ciu 18: Cho 15,4 gam hdn họp ancol etylic vdetilenglicol (etylen glicol) t6c dung vía dir v6'i natri thudúo-c 4,48 lit l<hf hiđro (do ódktc) vd m gam ch6t rin m c6 gi6 tri bing

Ciu 19: Cho tir tídung dich h5n họp chila 0,02 mol Na2CO3 vd 0,012 mol KzCOr vdo dung djch h6n

ho, p chfla 0,02 mol HCI vA 0,02 mol NaHSỢ the tich khi CO2 thu dúgc ódiAu ki0n ti0u chuAn bing

Ạ CH;CH:OH vd CH:COONa

C CH:CH2OH vd CH:COOH

Ciu 2l: Nhdn xdt ndo sau đy vA ancolthom ld dring ?

Ạ Cdng thríc chung cLla ancol thorn ld CoHo-"(OH)n v6'i n> 6

B Do anh huóng cria vdng benzen n6n ancol thóm phAn ilng dúo-c v6'i dung dlch ki€m

C Cdc ancol thom đu phdn ríng dúoc v6'i Ba

D Khi th6 cdc nguydn til H trong vdng benzen bing nh6nr -OH ta dúo-c ancol thorn da chríc

Cdu22: Cho cdc chdt sau: HCHO, CH;Cl, CH;COOCH3, CH3ONa, CH;OCH;, CH2C12 56 ch6t tao dúo-c

ra metanol chi bing I phAn ríng ld

CAu23: MQnh d0 ndo sau đỵlu6n ludl dting?

Ạ Nguy€n til cira nguy€n t5 Y c6 cdu hinh electron óphAn rnríc ndng luo-ng cao nh6t td 3d7 Nguydn t6

Y thu6c nh6m VII B

B NguyOn til cilra nguy6n tO X c6 cAu hinh electron l6'p ngodi cing IA 4s2 Si5 di€n tfch hat nhdrr cira nguyOn td X bang 20

-

C lrJgLry0n tiL cira ngLry€n t6 Z c6 3 electron 6' lcip ngodi cing Nguy €n te, Z thuQc rrh6ni Ill Ạ

D Nguy€n t0'cira rrguy€n td T c6 I electron o l6'p ngoAi cirrrg Nguy6rr to T ld lcirn loaị

'T ^, ^ 1 /< l\ iI; AA +l^', 1 A <

Cdw24:OOt chay hoAn todrr ni6t lridrocacbon A, dAn todn bd sAn phArn chSy qLra binh dr,rng dLrng dichntr6c r,6i trong (dLf thAy khdi luo-ng birrh du'ng nu'6c r,6i tdng 4.52 g vd trong binlr xLrAt hien 7 garl l<6ttira Cdng thri'c phAn til cfra hidrocacbon lA:

C6u 25: Cho c6c chdt sar-r dAy phin fmg vd'i nhau, tru'd'ng hop niro KIIONC tao ra HBr?

A NaBr (rdn) + HrSOl (dac nong) -+ B Br: + HI -+

C SOz + Brz * H2O -+p D' Br2 + H2O -+

CAu 26: Cho c6c ch6t sau: xenlulozo', fructozo-, fomalin, nlarltozo, glixerol (glixerin), tinh bQt Sd ch6t c6thd phAn ['ng v6'i Cu(OH)2 6'diAu kiQn thich ho-p ld

Ci.v27: Tinh bdt, xenlulozo, saccarozo, mantozo d6u c6 khA ndng tharn gia phdn ri'ng

A v6'i Cu(OH)2 o'nhi6t dd Phdng B v6'i [Cu(NH:)+](OH):

bdng

CAu 35: MQnh d0 ndo sau ddy vc tinh chAt axit -bazo cira Al(OH)i la KHONG chinh xdc?

A Al(OH)j chi c6 th6 tan rrong dr-rng dich axit B C6 thO tan trong dung dich Sr(OH)2

C C6 th€ phAn ly ki6u axit hay kitiu bazo- D C6 thO nhud'ng ho[c nhAn proton

C6u 36: phuo-ngtrinh ph6n fing ndo saLr ddy KHONG ri'ng v6'i qu6 trirrh c6 thO xhy ratrong thu'c td du'o-c?

A CaC2(r) + 2HCl (dd) ) CaClz(dd) + C2H2 (l()

B AIN (r) + 3 Hzo (/) ) Al(oH)r (r) + NH3 (l<)

C 2 FeClr (dd) + 3 IlrS (k) + Fe2S3 (r) + 6 I-lCl (dd)

D Al:S:(r)+ 6 H2O(D ) 2 Al(OH):(r) + 3 H2S (l()

C khil v6'i Cu(OH)2 l<hi dun n6ng D' thLry phAn

CAu 2g: Chuy6' h6a hodn todl 4,6 ganr rnQt hdn ho-p X g6rn 2 arrl<anol bAc 1 co cing s5 mol d6 thu du'ocanlcanal da ding het 0,1 rnol CuO Cho todn bd ankanal thu du'o-c thu'c hi€n phdLn f|ng tr6ng gu'ong tliu

duo-c 0,3 rnol Ag Hai ankanol dd ding ld

A CH;OH ut\ C,H;OH B' C2H5OH vd C:H;OH

CAu 29: X vd y ld c6c d6ng phAl c6 c6ng thri'c phArr tt' C5H1s X tdrn

''t'tAt

n'tAu dung dich nu'6c brom 6'di0u ki6n thud.ng tao thdnhian phAm rlro-ng fi'ng Id 1,3-dibrom-2-metylbutan Y phdn ilng v6'i brom khichiriu sing tao ni6t d6p xuAt monobront duy nh6t X vd Y c6 tdn ggi tu'ong flng ld

A 2-rletylbuten-2 vd rnetylxiclobutan B 3-metylbuten-l vd xiclopentan

C 1.2-diinetylxiclopropan vh xiclopentan D metylxiclopropan vd metylxiclobutan

CAu 30: OOt chay hodn rodrr a gam h5n ho.p { gO'tt 3 lcirl loai Mg, Fe vd Al thu duo.c.34'5.gu]tl h6n.ho.p

v go, c6 3 oxit.b,i hodn tan h6t hdn ho p Y cin dilng it nhAt +oo rnl dung dlch HCI 2M a c6 gi6 tr[ b6ng

CAu 31: MQnh dd ndo sau dAY dring?

A C6c polime t6ng ho-p ddu tan duo-c trong c6c dung m6i hfi'u co'

g Mai polirne Or't.J: di'Cu ch6 bing rndt phu'ong ph6.p duy nhAt

C Cdc polime thi€n nhi6nd6u c6 it nhAt 3 nguy€n td C, H vd O

D C6 th6 chuy6n h6a polinie niry thdnh polirle khdc

C6u 32: Ngu'oi ta dA tr6n dung dich C chri'a 0,1 mol Nao,0,2 mol K*, 0,05 mol SO+2-, vi OH- v6'i dungdich D chri.a 0,05 mol Ba2*,0,2 mol Kn,0,1 mol Cl-vd HCO;- thi thu du'o-c 200 rril dung dlch E co pll

(cho bi6t ion CO32- O5 U| tnty phAn trong dung dich)

^ ^.

A bing 12 B <7 C' B[ng 7 D'>7

CAu 33: H6a hcri hodn rodrri m6t axit hfi'u cu- X duo-c th6 tich ho-i bing th6 tich l<hf hidro (do o' cirng didukiQn) thu duo,c khi cho cing lu'gng axit tr6n rdc dqng htit vo'i natri Khi trung hda 9 gam axit X can 100gam dung dich NaOH 8%'X c6 c6ng thri'c

A CH2(COOH)2 B CHsCOOH c Hooc-cooH D C3HTCOOFI

Cdu34:ootenayhoALntodn 26,8gamh6nho-pXgdrn.c63l<irnloai Fe, AlvitZ.nthudu'o'c4l,4gamhdn

ho p y chi chri.a : o"lt r[c tich duirg dich HzSo+ lM cAn dirng d6 vila hda tan h6t luo-ng h5n ho p Y o' tron

Trnrro ?/5 - M; dA tl^ri )45

C6u 37: Cho 20,16 gam h6n ho-p A 96111 2 axit hiru co don cliri'c tdc dr-rng vil'a dir v6'i dLrng dich Na:COrthi thu dL'o-c khi Co1 vd dr,rng dich rnLroi Cd can dung dich thu duo-c 28,46 ganl ,nuoi l<hari fhe tfch ldriCOr thu duo-c (do o didu ki€n ti€Lr chuAn) ld

II pHAN RIENG (10 cdu) Thi sinh chi chgn mQt trong hai phin: A hodc B

FhAn A: Theo chuo,ng trinh chuin (10 cfiu, til c1u 41 diin cdu 50).

CAu 4l: NhAn xdt ndo sau dAy KHONG dtrng?

A Sat kim loai chi co tinh l<hir

B Ho p chAt set (lll) co tinh oxi h6a

C Ho p chAt sit (ll) chi c6 tinh hhiL

D Hap chAt sat (ll) r'il'a c6 tinh khdl vi'a c6 tinh oxi h6a

ciu 42zKh( butan c6lan t4p ch6t ld czH+ vd SOz D0 thu duo c br-rtan nguyen cnat phai cho h6n ho p lQi tr)ti'qua

A dung dlch Ca(OH)r hay dung dich brom

ts dLrng dlch KMnOa hay dung dich brom

C dung dich Hu SO+ lodng hay dung dich KMnO+

D dung dlch Ca(OH)r hay dung dlch KMnO+

CAu 43: K6t luQn ndo sau clAy ludn lu6n dirng? ! .

A Cric nguy6n td phi kirnddu c6 electrron x6p cudi cilng vdo phAn l6'p p

B C6c tl[uy€n t6 nh6rn B (pirAn nh6m phq) d€u ld kim lo4i

C C6c nguy6n tO f.frifria*Xa".O cAu ninn'etectron l6'p ngoALictrng ld ns2 np6

D C6c n[uyen t6 nh6m A (phAn nh6m chinh) d6Lr li l<irn lo*i vir phi l<im

Ciu 44:Cho l,l garn h5n ho p bQt nh6rn vd bQt sat trong d6 s6.mol nhdm g6p 2 lAn s6 rnol sit vdo 100 mldung dich AgNo3 g:;;il'rdi[rrr,;y J5,

"n" d'i5n khi phin f'ng hodn toarr n6ng de

c6c ch6t c6 trong dungdich sau ph6n 0'ng ld

A AI(NO3)3 0,2 M, Fe(NO:); 0,083 M

B Al(NO3): 0,2 M, Fe(NO:): 0.075 M' Fe(NO3)3 0'025 M

C Al(NOr)30,2M, Fe(NO:):0,1 M

D AliNo3)3 0,2 M, AgNo3 0,05 M, Fe(Nor)u 0,01 M

CAu 45: Cho c6c c[p oxi hoa khu theo,dfrng trat tu cria ddy di6n h6a: Fe2*/Fe, H"lH2, cu2*/cu, F'e3*/F'e2*,

As*/Ag.Dua tren day dien h6a tr€n oe coTne'ttii tran du:g.c c6 bao nhiOu c4p ch6t phan ilng du'o-c v6'i

nt,"uu ifing sd cdc ch6i sau: Cu, Fe, Ag vd c6c dgng dich HCI, CuSo+, FeC12, FeCl3

C6u 46: Cho c6c hidrocacbon sau dAy phAn 0'ng v6'i clo theo ti lQ 1:l vC so mol, tru'ong ho-p tao thAnh

nhidu d6ng phAn nh6t trong sdri phArn

Ciu 47:Trdn 400 rnl du'g dich HNO, 0,lM v6'i 100 mldung d.!ch

T:S^Ol 0,5M.d6 du'o-c 0,5.lit dung dich

;, ;1",o aS"g.uOIau'uao ols iit dung dich Xthif thu dusc san-phAm khu' duy nhdLt la No The tich khi No

(do o'dktc) bang

A 0,896 L

CAu 48: Hoa tan hodrn todr.t

lodrrg du', ngud'i ta thu du'o-c

A 66,5 gam

8.0,784 L c 1,568 L D.0,224L

17,5 garrr m6t h6' ho.p A gdr' co 3 l<inr loai X, Y,Zbingdung dich H:SO+

11,2:-itkhi(do o.dktc;, I(h6i lu'o-ng nruoi thu du'o,c sau phan ri'ng bang

E 65,5 gan'r C 52,5 gam f)' 64,5 garn

.r]-^, t< l,r; *A +l^l ) L\

Cdu 49: Cho 400 ml dung dich HCI 0,1 M t6c dLrng voi dung dich chfia 0,01

dich X Dr,rng dich X co pH

cau 50: Dehidrat h6a 2,3-dimetylpentanol-2 thu du'o-c san pliam chinh ld

mol NaAlO2, tliu duo-c dung1) >7

FhAn B: TIieo chu'o'ng trinh nAng cao (10 ciiu,tir cAu 5I dAn cftu 60).

Cf;u 51: C4p chAt ndo sau dAy kh6ng phAn rhng

B 02 + Ag (nhi0t d6 phortg)

D CuO + Cu (nhi6t do cao)loai sau: c5p Ni2-AIi -0,23 V, c6p Cu2*/Cu +0,34 V vA Ag-lAg0.80 V Ket luAn dung lA

A SuAt di€n ddng chtrAri cira pirr Cu-Ag b.ang 0.46 V

B SuAt diQn dQngchuAn cfia pirr Ni-Cu barig 0,11 V

C SuAt diin dQng chuAn cira pin Cu-Ag bing I , l4 V

D Su6t diQn dQn[ chuAn cria pirr Ni-Ag bing 0,57 V

CAu 53: Cho h6n ho.'p bQt r6n A chila MgSOa, SrCO3, FeCO3, FeS, CuS vdo dung dlch HCI du', chAtkh6ng tan chri'a

xr,ai cr,,yi; ;t ;Efft;; -iis, Ha Noi

wtutu chttyenly e du.vn

CAu 54: Cap chAt nio sau dAy kh6ng xAy ra phAn ilng h6a hoc?

A CHsCOCH3 + H2 (xirc t6c NilrCi ts cHscHrcHo + HCN

C.CeHsCoCH3+HCND'CFI]COCII3*dr-rrrgdichBrz

Ciu 55: Tr6n 400 nl dulg dtch HNO;0,1M v6'i 100 ml dung dich H:SO+ 0,5M.d6 du'o-c 0,5.lit dung dich

; a;;;A;; rrOi a"

"a" ols jrt dung dich Xthif ttru du'o-c san phArn khu' duy

nhdLt la No' the tich khi No

(do o"dktc) bang

ciu 56: cho i,l gam hSn ho p bQ1 nh6m vd bQt sit trong d6 s6 mol nh6rn g6p 2 lAn sd mol sit vdo 100 mldung dlch AgNo: o,gsM r6ilnray ddu cho d6n khi phAn 0'ng hodrr todn n6ng dQ c6c ch6t c6 trong dungdich sau phAn f'ng ld

A AI(NO3)3 0,2 M, Fe(NO:): 0,083 M

B Al(NOr): 0.2 M, Fe(NOr):0,075 M, Fe(NOr): 0,025 M

C Al(NO3)3 0,2 M, Fe(NOr): 0,1 M

D Al(NOr)3 0,2 M, AgNO3 0,05 M, Fe(NO:)z 0,01 M

c6u 57: Nh6 til.rir.cho d€n du dung dich NHr vdo c6c dung dich ri6ng biQt chf'a Alcl:, Beclz, Fecl:,

CuC12, MgC12 thu duo c ktit tira X Thu l6y ket trla X riii cho vdo dung dich NH4CI drL thu duo-c chat rdn Y

Sd ho.'p ch-6t trong Y c6 thd li

Cdu 58: K6t lu4n ; ;;; ;i"vb"iaLiir nAo sau dAy r-,ie'n lu6n ludn aeu c6 cAu dirng? hirih electro' l6'p ngoii cing ld ns2 np61 a

B C6c nluyen t6 nh6m A (phan nhorn chinh) deu ld l<inr loai vd phi kinr

C C6c n-guyen tO nh6m B (phan nh6nr nhu) dAu ld l<inr loai

D c6c nguy€n,6 ;;;i;ildi; o.t trtf

''''*iip .uoi cirng vdo phdn l6'p pCiu 59: Phuong trinh phdn 0'ng nAo sau dAy KHONG dring?

A Ba2*+C5r+ H2O -+ BaCO3 +ZH* B.AgCl+2NH:+ lAg(NH1):J*

+Cl-C.V*t +HFOot- +NH:+ MgNHaHPO4 D.SO:2- *L *HzO-+ SOa2-

+2H*+21-c6u60:Hdatanhodntodn lT,5ganmQth6nho.pAgornc63kirnlo4i X,Y,zbingdungdichH:Soa

lo6ngdu,ngu.d'itathr-rclugc ll,2lltkhf (do6'dktc).Kh6i Iu'o'ngrnu6ithudu'o,csauphdnflngbdng

T.onc (/{ - l\/; dA thi )45

I{hdi T H PT C hu y € n V qt L! - DH KHT N H d N 6i - ww w c huy e nly edu.vn

*Ap Arc rruqc NGF{rEhs Nqoro E{oA i{oc

CAu 1 M6nh d€ ndo sau ddy lu6n lu6n dirng?

A Nguy€n tii cira nguyCn tO X c6 ciu hinh electron lcrp ngodi cing ld 4s2 SO di€n tich h4t nh6n cia nguy€n t6 Xbing 20 (Sai vi ccic nguy€n ti5 chuydn fi€p d cilng c6 4s2)

B Nguy6n tri cria nguy6n tti Y c6 cAu hinh electron 6 ph6n mric ndng luong cao nh6t ld 3d7 Nguy€n t6 Y thu6c nh6mVII B (Sai vi Y c6 CH e;3d74s2 o'nh6m VIII B)

C, Nguy6n tri'cria nguyOn t6 Z cO 3 electron 6'ld''p ngoii cirng Nguy€n t6 Z thuQc nh6m III A.

D Nguy6n tft cua nguy€n tii T cO I electron d l6p ngodi cirng Nguydn t6 T la kim lo4i (Sai vi H c6 le tai khdngphai ld KL)

Citu2 Nguy€n tu cria hainguy6n t6 A va B thuQc haichu kj,li6n titip c6 t6ng s6 proton trong haihat nh6n ld 25 Nguydn

t6 A tao v6i hidro mQt hqp ch6t khf c6 c6ng thilc phdn ti' la H2A Hai nguy6n tO A vd B c6 sri diQn tich hat nhdn tucrng ld:

Giiri: A vd B chua chdc phdi o' I nh6nt n€n khdng bidn htQn ch|nh t€ch 8 hay I8e A tqo v6'i hidro ntQt ho'p chtit khic6c6ngthrlrcphdntirtdH1An€nAthtt6cnhdmVIA lrl6uAftuOcchttk)2thicdZ:8thiBc6Z:lTsdthtt1cCK3.Athuoc CK3 thi A cd Z : l6 tlti B c6 Z : 9, tir gia dinh A thuQc CK4 tro' di ld v6 ly.

Ciu 3 Cho h5n ho.p A chri'a 0,15 mol d6ng vd 0,15 rrrol s6t phan fng vila du vdi dung dich HNO3 lo6ng, thu dugc sdn

phArn khri'duy nhAt ld 0,2 mol khi X kh6ng mdu d6 ddng h6a ndu do khi g?p kh6ng khi Khdi luo.ng mu6i thu dugc khi c6 can dung dich sau phdn ri'ng bing

Giai:KhitdNOv6'is6molenhQn:0,2x3:0,6.|,t€uchitqonntdish@)siintotecho:0,15x2+0,15x2:0,6

vira bdngsii ntol e nhan Dtmg dich c6 Cn(l,lO j)2vd Fe(NO j)2vdi dng KL - 55,2 gam.

CAu 4 Nguoita dd trOn dung dich C chri'a 0,1 molNa*,0,2 moll(*, 0,05 mol SOa2', vir OH'v6'idung dich D chria 0,05 mol

Ba?*,0,2 mol I(*, 0,1 mol Cl-vd HCO:- thi thu duo-c 200 mldung dich E c6 pH (cho bi€t ion CO32'dA blthuy phAn trong

dung dich).

Giiri: Bao toitn diQn tlch ta c6 0,2 ntol OH trong clung dlch C, 0,2 mol HCO; vira dri ldc dung tao ra CO12-BaSO, ket n)a cdn lqi ion CO32' thuy phdn tao ra m6i tnrdng c6 pH>7,

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C6g S Cho 4 lo hoa chAt bi rn6t phdn dung 4 dr-rng dich trong sudt, khdng miu chira cic h6a chAt ri6ng biet: NaOH, H:SOr,HCl vd NaCt O6 nnan fi6t timg ch6t colrong tilng lo dung.dich cAn ft nhAt si5 hOa ch6t la Chi cdn Ba(HCO:)z ld phdn

'oiQt duo c 4 dung dlch Nhung co-n dung ajcn NaCt atjnnan bi€t thi cAn thdm dung dich ndy bing miru ngon lua nhAn ra ion natri hay nhfn ra ion clo bdng phirn ung lt€t tua tao AgCl

Giii: N6u dii phdn bi€t cdc clung clich thi chi cdn 1 chrit ld clung dich Ba(HCO)2, nhtrng dd nhdn bih ting chtil cdtroyg timg tp thi cdn'nh(m bi6t nijt wait (tong lp kh6ng c6 hiQn ttqng gi khi cho phdn *ng v6i Ba(HCO)) bdng dung

dich AglttrO j chdng han.

C6u 6 OOt cnay ho2rn roirn 26,8 gam h6n hqp I g6rn c6 3 kim lo4i Fe, Al vd Zn thu dugc 41 ,4 gan h6n hop Y chi chria 3

oxit Th6 tfch dung dich HzSOq 1M cin dirng dt3 vira hda tan h6t luo.ng hdn hqp Y d trdn bdng

Gidi:Sd molaxit:s6ntoloxi:(41,4*26,8)/16:0,9125ntoln€nthdtichdungdichaxit 0,9125 l{t.

CAu 7 D6t ch6y hoirn todn a gam h6n hgp X g6m 3 kirn loai Mg, Fe vd Al thu duo-c 34,5 gam h6n hqp Y g6m c6 3 oxit.

OC hoantun frA f'an hgp Y cAn"dtrng it nhdt a00 ml dung dich HCI 2M a c6 gi6 tri bdng

Ciai:d8 molaxitHCt{rngv6i0,4ntoloxitrotrgoxitvdya:34,5-0,4x16:28,1 gam.

CAu 8 Cho tu tu dung dich h6n hgp chfia 0,02 molNa2QO3 vi 0,012 mol K2CO3 vdo dung dich h6n ho.p chira 0,02 mol HCI vd 0,02 mol NaHSOa fne ticntni CO, ihu dugc d di€u kiQn ti€u chuAn bdng.

^'!' n: i mol COj2' : 0,032 mol sd mot rt : 0,04 mol Phan rbng tao ra CO2 ngay vd tinh theo s6 mol H'ural: ,l ong so I

n€n s6 ntol CO2 : 0,02 vbi thii fich : 0,448 lit.

cau g oot cnay ho2rn ro2rn m6t hidrocacbon A, ddn todn b0 siin pham ch6y qua binh dung.dung dich nu6c v6i trong (du) ,rrav ittaii".;;g J""g dlch trong binh giim 2,48 g vir trong binh xu6t hi6n 7 gam k6t tua c6ng thric ph6n tri cua hidrocacbon l2r

Gitti: Chri y khtii tup.ng dtutg dich gidm c6 nghTa ld khoi tryng CO2 vd nfi'c hdp thi so v6'i khdi lupng kdt ila T{nh duqp khiji 6qng nt'ro'c vd COt.-56 mol ntr6'c - 0,08> s6 mol CO2:0,07 n1n A ld HC no suy ra C7H 16

Ciu 10 s5 anken t6i da dugc tao thdnh khi tach nudc c6c ancol b6c 2 m4chho c6 5 nguydn tri cacbon trong phAn tu bing

Gidi: V6'i 3 d6ng phdn ancol bqc 2 n,n vto ra 5 anken ftd ca 2 dong phdn hinh hpc.

C6u 11 Cho 15,4 gam h5n ho.p ancoletylic vd etilenglicol (etylen glicol) tac dungvila dir vdinatrithu tluo.c 4,48 lit khi

I 5,4 + 22x2x4,48/22,4 : 24,2gam)

C6iu lZ.Chuy6n h6a hodn toa; 4,6 gam mQr h6n hqp X gdm 2 ankanol b?c 1 c6 cirng s6 mol d6 thu dugc ankanal dd dilng

h6,0,1n,';i 6uO Cfro todn b0 ankinal thu dugc tt'ur t,iqn phin fng trdng guong thu du'o-c 0,3 mol Ag Hai ankanol dd

dilng ld

Giai: Sd mol Clo =0,1 tqro ra 0,1 ntol anclehit n'ong khi d6 tqto 0,3 mol Ag chirng to co HCHO Vdy c6 I nrou la rretanol T* d6 tim ra rlt.o'u kia ld CsHQH

CAu 13 H6a hoj hoirn toirn mQt axit hiiu co X dugc th6 tich hoi bing rha tfch khi hidro (do d cing di6u ki6n) thudugc khi

cho cirng lu-ong axit trdn t6c drlng h6t v6'i natri ICri trung hda 9 gam axit X cAn 100 gam dung dich NaOH 8% X c6 c6ng

thric

GiAi c6 2 n1t6m axit Tir sij mol NaOH stty ra M: 90 ld axit oxalic.

Ciu 14 Cho mQt amin X phdn iffrg vdi dung dich HzSO+ lodng thu dugc muiii c6 cdng.thric (RNH3)2SO4 Cho a gani X

ph6n ung voi dung dich mu6i tit 1tf clorua du (kh6ng c6 khdng khf thi thu dugc a gam k6t tua- X li

Giiti: tir c6ng thdrc ctia ntu6i sny ra amiu do'n ch{rc Xtlt I mol amin suy ra M amin : Mr,(tu)z : 90 + C2H5N-H2

CAu 15 oot cnay nJn toan mQt amin no, don chf'c, mach hd Sdn phAm chdy sau khi ngung tu hoi nuoc con lai h6n hqp

khi c6 ti kh5iso v6ihi dro la 19,333' Amin c6 cdng th0'c ld

Gi6i: Di bdi hdm y kh6ng da oxi thi h6n ho;p khi satt khi ngrng ttt ho'i nu6'c chi cdn CO2 vd N2 ta c6 CnH,n+31'l chdy tc.to ra nCO2+0,5N, nin (44n+0,5x28)/(n+0,5) : 19,333x2 vd n:1 Amin ld CH3NH2.

CAu 16 Nhfln xet ndo sau ddy vA ancol thom ld dring ?

A C6ng thri'c chung cira ancol thom la C6H6-"(OH)' vdi n> 6 (sai vi naphtalen kh6ng dilngv6'i CT ndy)

B Do anh huong cua vong benzen ndn ancol thom phdn ri'ng dugc vdi dung dich ki€m (sai vi ancol thom chi phan

t?ng dtrq'c v6i kittt loai manh th6i)

C ff.ti tfr6 c6c nguy€n tu H trong vdng benzen bing nh6m -OH ta dugc ancol thorn da chri'c (,Sal vi tao phenol da chirc)

D Cdc ancol thom dAu phrin ri.ng du'g'c v6'i Ba (D{Lng vi c6 H linh dong ct'ia nh6m OH)

c6u 17 X vd y ld c6c d6ng ph6n c6 c6ng thirc ph6n tir c5F{16 X ldrn mat mau dung dich nuoc brom <r a,r.du t<ill thuong t4o,rra"n,a" prr?;;;;; nng:rd 1,3-dibrom-2-meiylbutan Y phdn ring vdibrom khi chi6u s6ng tao mot ddn xudt monobrom

duy nhAt X vd Y c6 t€n goi tuong irng ld

Giiti: sctn phdnt c6 crir: cH2@r)-cH(cH)-cH(Br)-cH3 ch{rng to rdng x c6 phan,ftnq

"1rq nto'vdng 3 ud 2.nguy€n ,i'ir"*'iAtr rdo vi tri cua 2 C clia vdrg c'hd b-i ,n6' na.n x lit 1,2,-ctintetytxicloyr,opalt.rY,phdi ld xiclopen tan d€ tdt ca cZc'ngrryAn ilr C vd cdc nguy€n tir H diit nht nhati nAn khi phan ftng chi tqo I san phdm th€ duy nhdt'

C6u ig Cho 20,16 eu,r., h6n hqp A g6m 2 axit hiLu co don chric t6c dung vira.du voi dung dich NazCOr tlill" dugc khi

aol

"j ar"g Ji.r-, ,-"e i co .an'arng"dich thu duo c 28,96 gam mu6i khan

Th6 tich khi co2 thu dugc (do o di€u ki€n ti€Lr

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Giiti: Thay 2 H bing I l,,ta thi tlu.L dtrp'c 1 CO2 Ta co V= (28,9-)a,16)t)/)x 2),1 - 1,18 tit.

Cf;u 19 Nhiet phan hodn todn mdt murii nitrat cta mQt kim loqi c6 h6a tr'l kh6ng d6i thu duo-c h6n hqp khi A vd m0t chAt rdn khdng tan trong dung dlch HCl KhOi luo.ng ri6ng cira h6n ho.p khi A o'diAu ki€n ti6u chuAn bang

CA'u21 TrQn 400 mldung dich HNO3 0,1M vdi 100 mldunidich H2SO4"0,5M d0 du'o-c 0,5 lit dung.dich X Cho d6ng bQt

du vdo 0,5 lit dung dich X thi thu duo c sdn phdm khu duy nh6t lA NO The iich khi NO (do o dktc) bdng

^"' -: ' nolLf :0,t4ntolthiliusov6'iNOi0,04nAnt[nhVy6ltheoningdOH':a,]4/4x22,1 :0,781L

\tlali I Ong So n

Cdu22 Cho 1,1 gam h5n hqp bQt nh6m vd bQt sat trong d6 s6 mol nh6m g6p 2 lAn s6 mol sat vdo 100 ml dung dlch

AgNO3 0,85M rdi khuay deu cho d6n khi phdn ring hodn todn ndng d6 cdc chAt c6 trong dung dich sau phan ring ld

Giiti: Ddu ti\n nhfirct khir ion bqtc cdn chr ion bac, siit khtr bqtc tqo Fe(ll) dv 0,005 ntot Ag+ r6i ddn Fe(ll) kha bac

dr Fe(ll) 0,0075 ntol h'r d6 tinh dro'c ning d0 cdc chiit: At(|,{O)s 0,2 M, Fe(NO)2 0,075 M, Fe(NO) j 0,025 M

Ciu 23 I(6t tu4n nao sau ddy lu6n lu6n drlng?

A c6c nguydn t6 nh6m A (ph6n nh6rn chfnh) d€u ld kim loai vd phi kirn (sai vi cdn co khi hi€m)

B c6c nguy€n td phi kim d6u c6 electron xep

"u6i cing vdo phdn l6p p (sai vi cdn c6 H vd Be)

C C6c nguy6n t6 ttri niem d€u c6 c6u hinh electron l6p ngodi cung l2r ns' npu (sai vi He c6 I s )

D cdc nguy6n t6 nh6m B (phdn nh6m phu) tl6u li kim lo4i

Cdu24 Cho 400 ml dung dich HCl0,l M t6c dung vdidung d[ch chua 0,01 molNaAlO2, thu duoc dung dich X Dung

dich X c6 pH

Gidi: Sri mot HCt = 0,04 phan tlrng vira du v6'i I'/aAlO2 tao mn6i NaClvit AlClj ion Al3 mang tinh axit do b! thily phdn tqto m6i trud'ng c6 pH<7

CAu 25 Cap chAt ndo sau ddy kh6ng xdy ra phdn ring h6a hgc?

A CH3CH2CHO + HCN (Phan *ng tao CH3CH2CH(OH)CN)

B CH3COCH3 + H2 (xtic t6c Ni, t"C) (phan tbng tqo CH3CH(OH)CH3)

C C6H5COCH3 + HCN (phan tbng tqo C6H5C(CN)(OH)CH3)

D CH3COCH3 + dung dich Brz fthong c6 phdn {mg)

C6,u 26 Cho h6n ho-p bdt rin A chria MgSOa, SrCO3, FeCO3, FeS, CuS v2ro dung dich HCI du, ch6t kh6ng tan chria

Gidi: duy nhdt CuS kh6ng tan trong dung dich axit; MgSO7 tan kh6ng phan irng, SrCO3, tan vi phan tfug tqo khicdcbonic vd mrdi nn SrCl2, FeCOt, tan do phitn drng tqo khi cricbonic vd muiji tan FeCl2, FeS, tan do phan {rng tao khlH2S vit mu6i lan FeCl2.

CAu27 Nho tt tir cho dt5n du dung djch NH3 vdo ciic dung dich ri6ng biet chf a AlC13, BeC12, FeC13, CuCl2, MgC12 thu dugc kiit tua X Thu lAy kCt tua X rOi cho viro dung dich NH4CI du thu dugc chAt rin V SO hq? ch6t trong Y c6 the la

Giti: chi c6 Mg(OH)2 tan trong NH{l n€n cdn l€ti 3 chiit kh6ng tan td Al(OH)3, Be(OH)2 vit Fe(OH)3.

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