THI HÓA 2010 (CVA HN)

sd chit co th6 phrin tl'ng v5'i axit lomic ld cr1c didrr ki€n phin fnrg coi nlru'... frong qua tiinh ti€u ho6, tinh bpt bi thuj' phdn chri y6u nho axit FICI c6 trong dich v!. hiQu sudt c

so clAo DUc vA pAo r+o nA nqtr og rul rHu'laN t

i<ilur ruygN stNH DAI Hoc, cAo DANc NAn,t zoro

.r.prfisNf'-r.rrD.r!

-rrrr \/irr ^ ^'

^ rrv vrrv r rr! L (JfIu l A1\ A1\

v6i'r lloA r-tgc

Thdi gian ldm bdi: 90 phut

r pHaN CHUNG cno rAr cA T}ri SINH (40 c6u, tri cau I el6n cau 40)

Sa-11: E9, ch6y hodn todn ancol dcr,n chri'c X thu duoc h6n hqp coz vd I{2o cd 6i ttrdi hoi so voi H2

1d.133/9'

5li-thgc hiQn phdn fng.trich nudc t& x chi ihu du-oc'i hidrocacbon c6 tao nhi6u c6ng thric

cdu tao cua X phn hqp v6_icdc diAu ki€n tr€n

9y ?:||'^tt^no gdm 2 aVt no X vd Y o5t chay hoin todn 0,3 mol h6n hsp thu ctugc 11,2 tlt khi tr? ($_t_.), Dd trung hda 0,3 molh6n hqp cAn 500rnl dung dlch NaoH lM Haiaxir d6 td

lil ticoou vd HOOC-COOH D cH3cooH vd Hooc-cH2-cooH

Ciri' 3: Phenol tilc dung cluoc v6i tilt cd c,ec ch6t sau:

SlotCho.l75.gam lipit c6 chi sd axit li 8 t6c dqng vdi dung dich KoH du, sau phan tmg, kh6i tugngmu6i thu cfuo c ld l9l,l5 gam Kh6i rugng rog aa tham giaphan fing ld

A 28,6 gam B 16,5 gam C 14 gam D 85

gam-c{.u 5: oi5t chay hoan todn a gam mQt h6n hgp X gdm CHao vd_c2H6o, nAp trr! todn bQ san phAnr ch6v vdo 150 ml dung dich ei(oH)r lN{ thet colct trla vn kh5air.q"g o"l,j Ji"rr gihm 4,6 gam

Th€m dung dich Ba(oH)2 du vd.o laith|y c6 ld,7 gam kiit rria nfta cia iri caa a.-rra

'

A 3,2 8.6,4 c 4,2 D 5,5.

Ciu 6t Trong s6 c6c dung dich sau: (1) glucozo, (2) 3,monoclopropan-l ,2-diol (3MCPD), (3) etilenglicol, (4) KOH lodng, (5) tripeptit, (6) amoniac,

i4 p.opun-t,:lOiot s5 cac Ou"g dlch hod tan

drroc Cu(OD2 la

C€u 7: Oxi ho6 I ancol don chfrc X bing CuO dun n6ng rluoc andehit y Oxi ho6 kh6ng hodn todn y

93"* 9, thy fuqc axit Z Cho Ztdc dg'ng vdi X thu ducyc m gam este Thuj, phdn m gam este niy

ttdng dung dich KoH vira dri thi thu ducrc m1 gam muoi khan fr6u thuj/ phe;,r, gu*

"sL uing aung

dlch Ca(OH)2 vira dri tht luqmg mu6ikhan thu duqc ld m2 gam Bi€t m2 < m < m1, c6ng thrlc cna y la

A CH3CIHO ts C2HsCFIO C CzHTCHO D HCI tO

CAu S: Cho lI2SOa + >i .- SO2 + Ui6t s6 mol SOz sinh ra bdng s6 mol X tham gia phin

tmg v?v trong s5 cdc chit:: (l) cu, (2) MgSo3, (3) s, (4) c, (5j Fe3oa, (6) MgBr2, x c6 tne ta]

^^4.(z), (4), (5) H (t),e),(6) c.(2),(5), (6) D:(t), (2), (5).

Crlu 9: Cho c6c ch6t

A Na, NaOI-I, NaHCO3, Br2.

C Na, NaOFI, NaCl, Br2.

l cH3oH

4 dung dich AgNO:/NH: du

B hla, NaOH, FICI, Br2.

D K, KOH, Br2,I-INO3

2 MgO

5 (lu

3 NaOH

6 Cu(CI'l)2

sd chit co th6 phrin tl'ng v5'i axit lomic ld (cr1c didrr ki€n phin fnrg coi nlru'<.hi)

'['r'an.q li6 - h{h ae ttri t;Z

Mfl iI6 thi 132

CAu 10: Hoa tan hodn todn mdt oxit kim lo4i bing m.Qt luong vtra d0 dung dich HzSO+ l0olo, sau ph6n fmg thrrduo-c clung dieh

$ chi ch0a rn6t mul;i cd trdng d0 l l,S% Kim loai d6 ld

Ciu ll: Chuy€n hod hodn todn 5,2gam h6n ho.p ii gdm 2 anrlehit don ch6'c thdnh h5n hop Y g6m 2

axit dcnr chuc Ed ;'il;;6;';;;i;" 150 gam rilrrg dlch NaoH 4vo- MiLt

\!a9, tAv 5,2-gam h.5n

hgp X cho r6c dgng v6i liiqng du dung dich AgNOTAqHr, sau phAn fng, thAy kh6i lucmg dung dich gidm 48,8 gam I{aiandehit d6 ld

- A HCHb vd CzHsCHO F' I-ICHO vd CH:CHO'

C.CHlCHovACzHsCHo.T.i,iJCHovdCzI_l:CHo'

Cdu12:Cocitcdungd!ch:AlCl3,.Cu[I.{o:)z,FeCh.h'eCl2,NazSo+rlr.rngtrongc6clgri€ng.biQt.,Cho

;;;tr.tt dung dich N?;'#; ;;uio-C,at aung,ti.tt ti6n' Sau khi c6c phAn f'ng x|v rahoirn todn' c6 bao irhidLr lq thu du<vc k6t ttrat ^ n I

Cfiu n3: Chts 6,4 garn h6n hqp 2 kim lo4i nh6m IIA,9? qn, ki li6n ti6p tdc dqng v<ii dtrng dich

H2SOa l0o% du, thu duo-c 4.4glitkhi (dktc) Piran ffdm va r<rroi luo.ng cria kim lopi c6 kh6i lugng mol nguy€n tfi'(M) nho hon ld

A 62,5o/n 8.3:7,50 C- 31,25yo D' 68,750/o'

Cflu t4: Cho 200 ml dung dich hfin hgp NaOH 0,51zi vi Ba(OH)2 0,lM vao

J!O- mt dung dich h6n

hgp HzSOa 0,2 M vd Alz(SO+)r 0,i5M Sau khi c6c phdn rfng xay iu noan todn, khiSi luEng ktlt tira thu duoc ld

L.7 gam tri 62,2 gam' C"6'22 Eam' D' 4'66 gam'

Cffu 15: C6 cdcchat: NaCl, Ca.(OI-{)2, HCl, NazGO3, Clp ch6t nAo sau dAy ldm mdm dugc nudc crlng tam "' thdi

al C"(OFI)2, Na2Co3 [1 NaCl, Ca(OH)z' C' Ca(oH)2, FICI' D' HCI' Na2COr'

CAu 16: Cho 0,1 mol cliSt X c;6 cong thri'c ph6n ti'CzHsO:N2 t6c clqng v6'i dung dich chfta 0,2 Tgl Naot{ ctun n6ng, ,h;',I"u'J

';il;6r?hildm xanh glSv quy Am vi clung dlch Y' co cirn dung

dich Y

khOi iucrng chAt ran?han thu duqc ld

A 15 gam B 5,? gam' C:' [2'5 garr' D' 21'8 gam'

Cflu lT: Cho 0,92 gam hfin hgp axetilen vd anclehit av.etic t6c dgng v6i luo.ng du dung dich AgNo:

trong NH3 thu dugc 5,6r+.gam crrat ranl'prrl;;ra*

"t kii6i tu'a'ngi,iu una.nit axetic trong h6n hqp

tr€n ld

-CAu 18: Co cfuc phin rlng'sarr:

Ntl3 + HCI + NHqCI (l)'

NH3 + H* -* NHa* Q)

NH3 +C12

-

* N2+HCl' (3)

Khi cho khi Clz t6c dr,rng vdi khf NHr tao "kh6i ft'ng", thf ty ph.dn irng xi1'.1i la: lugt ld

A (1) va (3) B.(1) va (2) C' (3), (l) vit(2)' $' t':') va (1)'

Cflu 1.9: OOt chay hodn todn m gam este don chri'c X cAn vira drt20,16.l{toz satt phArn thu dr-to''c g6m 17,g2 litcoz vd 7,2 gamuzo (J6c tr.r6 ticn nri ao o aiAu kien ti€u chuan) Mf,t kh6c, khi thui' phan x

;;r;,;;t #o"g rir6; tht thu duoc 2 rnuoi C6 t,,,n nhi6u c6ng thri'c cAu tao thoi mdn tinh chAt cria X

la

CAu 20: l-l5n hop A co kh6i luo.9g 53,4 gamgdm CLr, f\1, fr Cho A t6c c|,rng vdi kh6ng khi thu tlugc

"rrar .A" ;;;6#;;;; il5it-iq"{tz,i garn Dd hod tan h6t Ar ngud'i ta cAn ding v rnl dung dich h6n hqp HCt 1M vd llzSo+ 0,5M ' V c6 gia tri la

-4" 500 B' 1200 c' 60 D' 1000

d)'a',rZL:T'i kh6i hdnho.pXgdrn: CzHr,;CzHz,CzYlt lo16i II2.lal4,25'D6tc:h6yhodntoirr ll'4garn

,i.""r.,,., ,a"';a;; ;;" iri,ir', oring dung d[ch-c"ioHlt du th6y kh6i l*o-ng binh tdng rn sanl vd c6 a gam

kir 1r,;i Gilitri-cira m vd a lAn lu'ot ld

,'r 51,4 vi it0 11.68,50 vd 40 C' 62,4 vi' B0' t'i' 73'12 v;a70'

'lrang2l6 - de thi 132

C.6u 22: Cumen con c6 t€n lh isopropylbenzen Khi cho cumen phin ríng v6i Br2 c6 xdc tiic Fe bQt vd

dun n6ng thu duoc s6n phAm chinh ld

A, 4-brom iscpropylbenzen

C I -brom-2-phenylpropan

'!ị

2-brom-2-phenylpropan

D 3-brom isopropylbenzen

Ciu 23: Th€m 150 ml dung dich NaOH 2M vdo cdc chria 100 ml dung dich AlClr xM, khu6y dAu

cho t6i khi phdn irng xiy .u hoan Jodn thAy trong cOc c6 7,8 gam k6t triạ ThOm titip vio c6c 100 ml dung clich NaOH 2M, khu6y đu khi k6t ttnic c6c phin irng t6ng luọ ng k€t tira thu dugc ld 10,92 gam

Gia tri cua x ld

CẠ:u 24: H6n h-op 3 kim loai Al,'Mg, Cu duo-c hira tan hodn todn trong dung clich IJzSƠ thu duoc l,l2

lit (dktc) mQt chSt khf duy nh6t S6 mol HzSƠ tharn gia phdn irng ld

Ạ0,25 B O,lS C.0,1 D.4,2

CAu 25: Ion Xn* tdn tai trorg dung dich vd c6 cAu hinh electron 1A [Ar] 3cll0 V4y s5 electron ldp ngodi cirng cria nguy€n trínguydn t6 X

Ạ le t hoilcz '

C

"ftic6 the la l C h 3 D chi c6th|ld2'

CAer 26: MOt lft khi hidro silu doteri l] o diAu ki6n ti€u chuAn n{ng 0,10 gam Phin trdm vA s5

lucrig nguy6n tt iD trong lo4i khi hidro d6ld (coi hidro chi c6 hai lo4iđng vi iH ve ]D)

CAa ?7: tctit lu{n ndo sau dAy dfing:

Ạ 12 dugc dirng ldm thu(ic thri d6 nh$n ra xenlulozo

i* frong qua tiinh ti€u ho6, tinh bpt bi thuj' phdn chri y6u nho axit FICI c6 trong dich v! d da đy .

C" pfran ríng quang hqp c6 thA t4o ra dugc glucozó

l-1 l.'ructozo tham gia phdn ung tr6ng gucmg chirng td fructozo c6 nh6m -CHỌ

CAU 28: Tim nh$n x6t dring:

Ạ Khi thay dbi U6t t<i t irong: ytiu t6: ep sudt,.nhiet dQ hay n6ng dQ cua mgt h€ cdn bing ho6 hqc

tlri lr€ do s6 chuy6n dich sang mQt trang thrli cdn bing m6'ị

F Tr.rng Uln-tr tin, ptrAn ing 2SO2 + O2 :==* 2SO: & trqng thfui cdn bing Th€m SOz viro d6' 6'trpng th6ic6n bdngmdi, chi c6 SOr li

"O nOng dQ eao hon so vOi O tr4ng thrli cdn bdng c[.

C irong binh kin t6n iai cAn bing 2NO21n6u1 NzỢ N6u ngArn binh tr6n vdo nudc dii th6y mdu nlu trong binh nirat đn D-Gu aO ciiung-tO chi6u nghich cria ph6Ln ring ld chiAu thu nhi6t'

b ffri th€m ch6t xfc t6c, hiQu suAt phdn t'ng tdng hqip NH:: Nz + Hz <=- NFI3 sC ting'

CAu 29- Cho 21,9 gam rn$t amin tdc dpng vdi lugng du dung diclr FeClr, sau phin frng thu duọ'c I 0,7

gam k6t tiạ COng thirc cria amin ld

CAu 30: Cho c5c dung clich c6 cirng n6ng dQ (l) CrH3NH3Cl, (2) Cet{sN}-l:Cl, (3) NI-I2-CFIz-COOH'

pFI cdc dung dich trdn ting dAn theo thfr tg tir tr6i qua phii ld

Ạ(2), (l), (3) B.(l), (2), (3) C (3), (1), (2) 0'(2), (3)' (l).

Cfru 31: Ddy nhirng dung dich phin fng vdi dung dich BăHCO3)2 tao ra k6t tr.ia lzi

a" i-lăoH)2, KHSOa, NazSƠ, NaOH B BăOH)2, HCl, NazSƠ, NaOH

C" NaOH, Na2SO4, CăOH)2, MgCl2 D NaOH, CăOH)2, KHSƠ, Mg(NO:)z'

CAu 32: Cho c6c polime sau:

(1) Nhga PVC, (2) thu! tinh hfl'u co (Plexiglas), (3) to capron, (4) nhUa bakelit, (5) cao su

isopren, (6) tcr lapsan

55 lu-ong nhflng polimc duc.rc di€u ch6 bang phin irng trirng hc;p ld:

Ciu 33: DiQn phAn 200 ml dung dich X g6m Cu(ldo;)z vd AgNO3 v6'i cu6'ng dQ đng di$n 0,804 A

d6n khi bqt kiri bat OAu thodt ra ócr,rc Am thi nr6t thd'i gian ld 2 gid, khi d6 khdi luqng cuc 6m tdng th€m ld 3,44 gam N6ng đ cua C u(l'-lO:)z lronq duns dlch X

1r.0,02M 8.0,01M (l.0.0iiM D- 0,04M'

Ciu 34: C6 bao nhi6u hop chdt thorn X - cdng thrio phAn l.rl'CsHroO - tham gia Cay chuy,5n horl

ft'ang 316 - Ii4ir cli thi 132

A 1

CA-,i 35: X ld hSrr hqp 2 klm k:ai Zn v,a Al, cho X t6c d';ng viLa dir vdi 4 gam Bru vA 12,7 gan iz- Sau

phin rilg thu dugc 19,46 i1;riu ciic mudi bromua vir iotua Kh6i luong cria Al trong h6n hqp X ld

A.0,81 garn F i) 54 garn. C 1,08 gam. f).0,27 gam

CAu 36: H6n ho.p khf A gAm Li2 vi ()3, ti.khdi cua A so vdi Hz bing 20 l'i5ri hep khi B gdm CO vd

FI2 55 mot h6n hcJp A cAn dirng OC OOt ch6y hoin toin 1 mol h6n hop kh{ i:.{ l,i :

A 0,6 ts 0,8 C 0,4 H] 1.

Cda37: Cho so'd6 chuy6n ho6 sau d6y:

X -> C:HeBrz -> V *clAjfq Z

Bi6t t mol Z khitric ilLuig vo'i luqng du dung dich AgNOr,NHr du thu duoc 4 rnol Ag X ld

A m6t ankin E nr(jt anken C m6t ankadien D mQt xicioankan

CAu 38: MOt binh kin, rJung tir:h lehOng dOi OUng khf oxi dtoc vd P1 atm Sau khi ph6ng tia hl'a diOn

dd chuy6n Oz thdnh O: binh duqrc dua vA nhi€t dQ ban dAu, 6p su6t ttong binh l6c ndy ld A,975P1atm

t.

hiQu sudt cfia phAn r?ng ozcrn ho6 ld

Cdu 39: Bit5t rang ion Pb2* trong dung dich oxi h6a cirrr-vo Sn Khi nhring haithanh kim loai Pb vd Sn du'cvc ndi vdi nhau bing clAy din diQn vdo mQt dung dich chAt di0n lithi

,{" t:A Pb vd Sn dAu b! in mdn ciiQn ho6.

C chi c6 Pb bi 6n mdn di0n ho6.

Cdu 40: Ciria nr gam hdn ho p X gdm 2 kim lo4i Al, Zn thdnh 2 phdn bang nhau PhAn I cho t6c dgng

v6i dung rlich ffNOr lodng, tlu th-u duqc 2,12litNz vi dung dlih A trong do co 2 mu5i FhAn 2 hod

tan hodn todn trong,tung Jph NaOH thAy thodt ra V lit khi Cric th€ tfch khf do o'cirng cti6u kiqn Ciri

4

I) 8,84

tli cria V li

;\ rl0,f;.

A C2HsCOOI{ vd Cr}IzCOOH

C HCOOI{ vi CH:COOI.I

B chi c6 Sn biSn mdn di€n ho6

D ci Pb vd Sn d6u khdng b! dn mdn cli€n ho6.

B C]I{sCOOH vd CzFIsCOOH

D CrtlgCOOH vd C:tlzCOOH

II P]IAN RIfi,NG [10 cf,ul

Thi sinh chi drqc lim mQt-trong hai phdn @hinA hofrc B)

A Theo chuong trinh N6ng cao (10 cfru, tit cdu 4I ddn cdu 50)

CAu 41: Cho 10,6 garn h6n h-o.p 2 axit no, dcrn chfc ld ddng ding li6n ti6p v.oi irhau t6c dung ndt vOi

300 ml dung dich t tuOn 1M Sau khi phAn ring kdt thric thu dugc l9 gam chAt rhn I{ai axit d6 ld

CAu 42: Dun n6ng I hdn hop g6m mQt ancol b6c I vd mQt ancol bQc 3 ctdu ld nhfl'ng ancol no, clon

chri'c, rn.,ch hd vOi HzSO+ d& b nhiet-d6 t 400C thu duo-c 26,4 gam h5n hc.rp 3 ete ( c6 s6 rnol bing

nhau) vd 5,4 gam HzO Cho ringctrc phin rmg xhy ra hoin todn - ancol b4c I d6 ld

A bH3oH B c+Hqot{ c czH.soH D

crHzoH-Ciu 43: Cho 0,03 nrol Al vd 0,05 mol Fe t6c dlrng vdi 100 ml dung dich A chira Cu(N9:): vd

AgNO3 Sau phan f'ng thu duo c dung dlch A' va A,iZ gam ch6t ran I gOL 3 kirn loai Cho chAt rin B

t6i dr;ng vdi dung diJr HCI du' thu dugc 0,672 lft H2 (dkc) Cho bi6t c6c phdn ri'ng xAy ra hodn todn.

N6ng d6 rnol/l cria Cu$'iOr)z vd AgNO3 trong dung dich A l6n lust ld

A 0,4M vd 0,2M B 0,5M vd 0,3M C 0,3M vd 0,7M D 0,4M vd 0,6M

Ciru 44: Cho bi€t pl-l c6c dung dich (1) I{NO:, (2) FICI, (3) NH4CI, (4) Il2SO4 d€u bdng nhau Dttng dich dAn diQn tdt nh6t ta dung dich

A.(2) ts.(l) c, (3) I).(4).

Ciiu 45: Trong c6c phittbi€u sau:

( l) Ci6ng nhu FI:SOq, HuCrO,{ cfing r6t b€n.

(2) Cronr tan trong dung dich IICI dtl tao ra dung diclr CrCl:

(3) Ion CrO+2'cO maLr ving ion CrzOt2- c6 nriru cla cnrn n0n ciic dLrng dich l.Ja2CrOq vA KzCruOz

e ri nrt\tr tn'rrrg (rrrg.

lrattg Jr6 - Mrr tic lhi l-ll

(4) Mu6i C_r (ttt) cq cA tinh oxi h6a vd linh khf.

(5) Crom (lll) oxir CrzOr tan d6 ding trong dung dich kiAm loang.

CAc phat biilu d'ing ld:

A- (7), (a) va (s) B.(l), (2), (3), (a) va (s).

Cf,u 46: C6 bao nhiOu ch6t trong s6 sau:,

2-clobutan; phenyl bromua; r -crobut-2-e n; benzyr bromua; p-clotoluen,

phdn 6ng clugc vdi dung dich NaOI{ lo6ng, dun n6ng?

C&u 47: H6n h-op T g6m 2 amino axit no, mach họ Ldy 8,9 gam Xcilo t6c dung vdi dung dich HCI dúdugc a gam mu6i, cfing.lugng 8,9 gam X rhi t:ic dung vdiiung dich NaOH drL thi l;il;;;i;h,

diroc ld (a - 1,45) gam FIai amino axiiaO ta

Á NHzc4HscooH vd NHzc:FlocooH B NH2cI-t2cooH vd Nf{uczH4cooụ

c' NHzczHacooH vd NH2c3l{6cooH n Nr+rcgrcooH va NHrcgH6cooH.

CAu 48: Ngud'i ta fi6n h.{h gqq trirng.hqp.buta-1,3-dien vd acrilonitrin ( vinyl xianua) thu dugc I loai cao su Buna-N c6 ch&a 8,69i/o N ve f<trol lugng Ti iQ s6 mdt xich buta- I,3 -dien va- acrilonitrin

lAn lÚOrt lA ' Ý'b' u (r !a- t ' J -u I

Ạ3:l B.Z:1 C l:2 [,ẹ l:J.

9ut-1?: Cl:: garn h5-n hqp lvlg vit zn phdn ring h6.t v6i cl2 t4o ra m garn rnu6ị Cho a gam cu t6c

dtrng h€1 vdi clz cfrng thu duo-c m gam mu6ị Tj' 16 s6 mor giira irag va Zn ld

Ciu 50: Mu6n ph6n biQt duọc 3"dung dich ri6ng rE gOrn: Na2CO3, NaOH, Na2SO4, HCI bdng phuóng phrip ho6 hgc thi kh6ng thd chiAnngrh€rn

Ạ quj,tim B dung dlch BaCl2 C dung dich KOH D Mg

B Theo chunng trinh ChuA n e0 cfru, tir c6w SI din cfru 6A)

gqY 11: Khi thui ph.An hodn todn 500 gam protein A thi duoc t70 gamalanin N€u phAn tfr kh5i cira

A la 50.000 thi sd mft xich alanin trong phAn tft,\ iA

Ciu 52: CAn bao nhi6u lAn d6t đn c6 chua 94a/o Cat)2 ( cdn lpi ld tap ch6t tro) d6 sin xudt l0 t6n

axit axetic? coi hi€u suiit cria todn b6 qu6 trinh chuydri noa ta oox

Ạ10,667 tan, n le,ei2 til.- 'c:;:;;;-;6" D I r,348 t6n

CAu 53: Cho ciic ch6t KzO, lril'l+Cl, KHCO3 vd tsaClz c6 s6 mol bing nhau vAo mdt c6c nu<íc, dun

ni:ng d6 cric phdn ring xdy ra hodn todn thu duoc rlting dich X Trong X c6 chfa:

C- KCl, KHC03, BaClz l) KCl, KOH

!.ee1f+: Nhietphan hodn todn m gam h6n hqp Cu(l.,lo3)2, AgNO: cluo-c 18,8 garn ch6t rin vA h6n họp khi ,{ c6 r} kh6i so v6i I I: ti 2t ,zị Ciatri cta m

l) 3.

D.26,4

Cf,u 55: Ddt hodn todn qudng X (gom ZnS vitZnCoi bing 02 du rhu dugc chdt rin X vi 8,96 lit h,5n

họ p.kii B (dktc) B cd chrla 0,1 mol Oz vd lim miit rndu *'u f'tet 200 ml dLrng dich Brz lM Cho CO

clrr di qua X thu duoc m gam kim loai Zn Gi|tricria m ld:

Ciu 5t{: lvfudn phnn biQt3-dung dich ri€ng bi€t kh6ng mdu sau : HzSỢ EăOI{)2, I{Cl bdng phrrung ph6p lrori hqrc thi kh6ng th| chi dingth€n

Ạ dung dich NazSOq ts dung dich NaOIJ C eu! rirn 5)" riung dich FJaCI:.

C5u 57: D6 trung hod 2,36g rn6t axit hiiu co cAn viLa cirl 160 rnldung ciir,ir r.,{iH 0,2.5M Ct-rng tli0c cua axit ld:

i))" {.12ll4(CjOOIl)2

''l'r'ani:, 5i(i - i.1ii da tlri 13?

Ạ CrH6(COOIJ)2 Il cil3coot_l c ct l2(cooi I)l

CAu 58: Cho 50 gam h6n hq'p X gdm glucozo ve saccarozo vero nu6'c ductc dung ciich Y:

?"9- q]!l

v-fa.r *ai-au ,7,:u arr rOo'gertdung.dich Br2 20% Ty tg-vA t<trOi lugng cda saccarozo trong h6n hqp Id

HEr

-Ciu 59: Dem hod tan h6n hqp g6m 10,8 gam Ag,6,4gam Cu vd 16 garir.Fe203 trong dung dich H2Soa lM.ctu Sau khi c6c phsn ilrg ray,ra-noan toan thdy con m gam ch6t rfur khong tan, giit tri cilra '" ?" , r.r 8.6,4.

CAil (i0: Cho m gam ancol don chrlc X qua iing ogng CuQ.{u: dun n6ng' Sau khi phan ftn-g xAy ra

fr:"2&oh

l-irrrg 6/(' - h4a- dii tlii l]2

'l rrtitrrt 'l'l llvl' ('lrLr Vrirr ,Arr I Iti Nr)i

$Al, AN lrii 'l'llI 'l'IlLf il1\l [I0(] l,,,iN I

A

(.dtt(t I C .t l!'ryt3{t

('dtr 7 A l('atr j',7

( ilrr ,\ lr I r i;,, ;,r'

C

D

c:

('dtt l0 I lJ

t'1i11 it) | IJ

('att 40 I n

D

Corl_U

(tiu l9

( tirt .?0

('titr 'I

( 'iitr .' ' ('titr 2,1

D

e

B

A A D

Cau 48 ('au 4!)

r';t1yt 5 t) ('drt ,\ I

('rirr -\.,' (lcitt 5 -l

B

D

d

B lJ

A

DI