cac dang bai tap huu co on thi dh 2011

8/3/2019 Cac Dang Bai Tap Huu Co on Thi Dh 2011

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NHNG CU HI THNG GP TRONG L THUYT HA HU C

GV: Nguyn Vn Hin

DNG 1. Nhng cht phn ng c vi dung dch AgNO3/NH3

Nhng cht phn ng c vi AgNO3/NH3 gm:

1. Ank 1- in ( An kin c lin kt u mch) Phn ng th bng ion kim loiCc phng trnh phn ng:

R-CCH + AgNO3 + NH3 R-CAg + 2NH4NO3

c bit:

CHCH + 2AgNO3 + 2NH3 AgCCAg + 2NH4NO3

Cc cht thng gp: axetilen( etin) C2H2 , propin CHC-CH3, Vinyl axetilen CH2=CH-CCH.

Nhn xt: Ch c axetilen phn ng theo t l 1-2Cc ank-1-in khc phn ng theo t l 1-1

2. Anehit:Phn ng trng bc ( trng gng ) trong phn ng ny anehit ng vai tr l cht khCc phng trnh phn ng:

R(CHO)x + 2xAgNO3 + 3x NH3 + xH2O R(COONH4)x + 2xNH4NO3 + 2xAg

Vi anehit n chc( x=1)

RCHO + 2AgNO3 + 3NH3 + H2O RCOONH4 + 2NH4NO3 + 2Ag

T l mol: nRCHO : nAg = 1: 2

Ring vi HCHO theo t l mol: nHCHO : nAg = 1: 4

HCHO + 4AgNO3 + 6NH3 + 2H2O (NH4)2CO3 + 4NH4NO3 + 4Ag

Nhn xt:

+ Da vo phn ng trng bc c th xc nh s nhm chc CHO trong phn t anehit. Sau bit

anehit no hay cha no ta da vo t l mol gia anehit v H2 trong phn ng kh anehit thnh ancol bc I.

+ Ring vi HCHO theo t l mol: nHCHO : nAg = 1: 4. Do nu 1 hn hp 2 anehit n chc tc dng vi

AgNO3 cho nAg > 2.nanehit th mt trong hai anehit l HCHO.

+ Nu tm cng thc phn t ca anehit n chc th trc ht gi s anehit ny khng phi l anehit fomic

v sau khi gii xong th li.

3. Nhng cht c nhm CHOT l mol: nRCHO : nAg = 1: 2

+ Axit fomic: HCOOH

+ Este ca axit fomic: HCOOR

+ Glucz: C6H12O6 .

+ Mantoz: C12H22O11


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BI TP

Cu 1.( H A 2007) Dy gm cc cht u tc dng vi AgNO3/NH3 l:

A. Anehitaxetic, but-1-in, etilen B. axit fomic, vinylaxetilen, propin

C. anehit fomic, axetilen, etilen D. anehit axetic, axetilen, but-2-in

Cu 2. (H B - 2008) Cho dy cc cht: C2H2 , HCHO, HCOOH, CH3CHO, (CH3)2CO, C12H22O11 (mantoz).

S cht trong dy tham gia phn ng trng gng l:

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

Cu 3. ( H A 2009) Cho cc hp cht hu c: C2H2, C2H4, CH2O ( mch h), C3H4O2( mch h n chc),

bit C3H4O2 khng lm i mu qu tm m. S cht tc dng vi AgNO3/NH3 to ra kt ta l:

A. 4 B. 5 C. 2 D. 3

Cu 4. ( H A 2009) Dy gm cc dung dch u tham gia phn ng trng bc l:

A. Glucoz, mantoz, axit fomic, anehit axetic. B. Glucoz, Glixerol, mantoz, axit fomic

C. Fructoz, mantoz, Glixerol, anehit axetic D. Glucoz, Fructoz, mantoz, saccaroz

Cu 5( H B 2010) Tng s hp cht hu c no,n chc, mch h, c cng cng thc phn t C5H10O2,

phn ng vi NaOH nhng khng c phn ng trng bc l:

A. 4 B. 5 C. 8 D. 9

Cu 6 ( C 2008) Cho dy cc cht: glucoz, xenluloz, saccaroz, tinh bt, mantoz.

S cht trong dy tham gia phn ng trng gng l:A . 4 B. 5 C. 2 D. 3

Cu 7 ( C 2008) Cho dy cc cht: HCHO, CH3COOH, CH3COOC2H5, HCOOH, C2H5OH, HCOOCH3.

S cht trong dy tham gia phn ng trng gng l:

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

Cu 8. A l mt cht hu c. t chy 1 mol A to ra 4 mol CO2 v 3 mol H2O. A b thy phn, c xc tc, thu

c hai cht hu c u cho c phn ng trng gng. Cng thc ca A l:

A. Vinyl fomiat B. HOC-COOCH=CH2

C. HCOOCH=CH-CH3 D. HCOOCH2CH=CH2


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DNG 2. Nhng cht phn ng c vi dung dch brom

Dung dch brom l dung dch c mu nu

Nhng cht phn ng c vi dung dch brom gm:

1. Hirocacbon bao gm cc loi hirocacbon sau:+ Xiclo propan

+ Anken

+ Ankin

+ Ankaien

+ Stiren

2. Cc hp cht hu c c cha gc hirocacbon khng no. in hnh l gc: vinyl CH2 = CH 3. Anehit

RCHO + Br2 + H2O RCOOH + 2HBr

4. Cc cht hu c c nhm chc anehit+ axit fomic

+ este ca axit fomic

+ glucoz+ mantoz

5. phenol v anilin: Phn ng th vng benzenOH

+ 3Br2 (dd)

OH

Br

Br

Br

+ 3HBr

(Kt ta trng) 2,4,6 tri brom phenol

Tng t vi anilin.

BI TP

Cu 1. ( H B 2007 ) C 3 cht lng benzen, anilin, stiren, ng ring bit trong 3 l mt nhn. Thuc th

phn bit 3 cht lng trn l:

A. dung dch phenol phtalein B. nc brom

C. dung dch NaOH D. giy qu tm

Cu 2. ( H B 2008 ) Cho dy cc cht: CH4, C2H2, C2H5OH, CH2=CH COOH, C6H5NH2 (anilin),

C6H5OH(phenol), C6H6( benzen). S cht trong dy phn ng c vi nc brom l:


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A. 7 B. 5 C. 6 D. 4

Cu 3. ( H A 2009 ) Hirocacbon X khng lm mt mu dung dich brom nhit thng. Tn gi ca X

l: A. Etilen B. Xiclopropan C. Xiclohexan D. Stiren

Cu 3. ( H B 2010 ) Trong cc cht: xiclopropan, benzen, stiren, metyl acrylat, vinyl axetat, imetyl ete, s

cht c kh nng lm mt mu nc brom l:

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

DNG 3. Nhng cht c phn ng cng H2

1. Hirocacbon bao gm cc loi hirocacbon sau:+ Xiclo propan, xiclo bu tan ( phn ng cng mvng )

+ Anken

+ Ankin

+ Ankaien

+ Stiren

2. Cc hp cht hu c c cha gc hirocacbon khng no. in hnh l gc: vinyl CH2 = CH 3. Anehit + H2 ancol bc IRCHO + H2 RCH2OH

CH3-CH = O + H2 Nito

, CH3 -CH2 -OH

4. Xeton + H2 ancol bc IICH3 - C - CH3 + H2

O

Ni, to

CH3 - CH - CH3

OH

5. Cc cht hu c c nhm chc anehit+ glucoz: kh glucoz bng hiro

CH2OH[CHOH]4CHO + H2 0,tNi CH2OH[CHOH]4CH2OH

Sobitol

+ Fructoz

+ saccaroz

+ mantoz

BI TP

Cu 1. ( H B 2010 ) Dy gm cc cht u tc dng vi H2 ( xc tc Ni, t0) to ra sn phm c kh nng

phn ng vi Na l:

A. C2H3CHO, CH3COOC2H3, C6H5COOH B. CH3OC2H5, CH3CHO, C2H3COOH

C. C2H3CH2OH, CH3CHO, CH3COOH D. C2H3CH2OH, CH3COCH3, C2H3COOH


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DNG 4. Nhng cht phn ng c vi Cu(OH)2

Cu(OH)2 l 1 cht kt ta v l 1 baz khng tan

Nhng cht phn ng c vi Cu(OH)2 gm

1. Ancol a chc c nhm OH gn nhau to phc mu xanh lam vi Cu(OH)2V d: etylen glycol C2H4(OH)2 v glixerol C3H5(OH)3

2. Nhng cht c nhm OH gn nhau+ Glucz

+ Fructoz

2C6H12O6 + Cu(OH)2 (C6H11O6)2Cu + 2H2O

+ Saccaroz

+ Mantoz

3. Axit cacboxylic2RCOOH + Cu(OH)2 (RCOO)2Cu + 2H2O

c bit: Nhng cht c cha nhm chc anehit khi cho tc dng vi Cu(OH)2/NaOH nung nng s cho

kt ta Cu2O mu gch

+ Anehit

+ Glucz

+ Mantoz

4. Peptit v proteinPeptit: Trong mi trng kim, peptit tc dng vi Cu(OH)2 cho hp cht mu tm

l mu ca hp cht phc gia peptit c t 2 lin kt peptit trln vi ion ng

Protein: C phn ng mu biure vi Cu(OH)2 cho hp cht mu tm

BI TP

Cu 1. ( H A 2007 ) chng minh trong phn t ca glucoz c nhiu nhm hiroxyl, ngi ta cho dung

dch glucoz phn ng vi: A. loi Na B. AgNO3/NH3, un nng

C. Cu(OH)2 trong NaOH, un nng D. Cu(OH)2nhit thng


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Cu 2. ( H B 2008 ) Cho cc cht : ancol etylic, glixerin, glucoz, imetyl ete v axit fomic. S cht tc

dng c vi Cu(OH)2 l: A. 4 B. 1 C. 2 D. 3

Cu 3. ( H A 2009) Thuc th dng phn bit Gly Ala gly vi Gly Ala l:

A. Cu(OH)2 trong mi trng kim B. Dung dch NaCl

C. dung dch HCl D. Dung dch NaOH

Cu 4. ( H B 2009 ) Cho cc hp cht sau:

(a) HOCH2 CH2OH (b) HOCH2 CH2 CH2OH (c) HOCH2 CH(OH) CH2OH

(d) CH3 CH(OH) CH2OH (e) CH3 CH2OH (f) CH3 O CH2CH3

Cc cht u tc dng vi Na, Cu(OH)2 l:

A. (a), (c), (d) B. (c), (d), (f) C. (a), (b), (c) D. (c), (d), (e).

Cu 5. ( H B 2010 ) Cc dung dch phn ng c vi Cu(OH)2nhit thng l:

A. Fructoz, axit acrylic, ancol etylic. B. glixerol, axit axetic, glucoz

C. anehit axetic, saccaroz, axit axetic D. Lng trng trng, Fructoz, axeton.

DNG 5. Nhng cht phn ng c vi NaOH

+ Dn xut halogen

+ Phenol

+ Axit cacboxylic

+ este

+ mui ca amin R NH3Cl + NaOH R NH2 + NaCl + H2O

+ amino axit+ mui ca nhm amino ca amin

HOOC R NH3Cl + 2NaOH NaOOC R NH2 + NaCl + 2H2O

BI TP

Cu 1. ( H B - 2007) S cht ng vi cng thc phn t C7H8O ( l dn xut ca benzen ) u tc dng vi

dung dch NaOH l: A. 4 B. 1 C. 2 D. 3

Cu 2. ( H B - 2007) Cho cc cht: etyl axetat, aniline, ancol etylic, axit acrylic, phenol, phenylamoniclorua,

ancol benzylic, p-crezol. Trong cc cht ny, S cht tc dng c vi dung dch NaOH l:

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

Cu 3. ( H B - 2010) Tng s hp cht hu c no, n chc, mch hc cng cng thc phn t C5H10O2,

phn ng vi NaOH nhng khng c phn ng trng bc l:

A. 4 B. 5 C. 8 D. 9

Cu 4. A c cng thc phn t C8H10O. A tc dng c vi dung dch kim to mui. C bao nhiu cng thc

cu to ca A ph hp vi gi thit ny?A. 6 B. 7 C. 8 D. 9


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Cu 5. Hai cht X, Y c to bi ba nguyn t C, H, O. T khi hi ca mi cht so vi heli u bng 18,5. C

hai cht u tc dng c vi dung dch kim v u cho c phn ng trng bc. Hai cht c th l:

A. HOOC-CHO; HCOOCH=CH2 B. HO-CH2CH2CHO; HOCCH2COOH

C. HCOOCH2CH3; HOC-COOH D. Axit acrilic; Etyl fomiat

Cu 6. Loi hp cht hu c no tc dng c vi dung dch kim:

A. Axit hu c; Phenol; ancol a chc c cha hai nhm OH lin kt hai nguyn t cacbon cnh nhau

B. Este; Dn xut halogen; Mui ca axit hu c

C. Xeton; Anehit; Ete; Dn xut halogen

D. Axit hu c; Phenol; Este; Dn xut halogen

DNG 6. Nhng cht phn ng c vi HCl

Tnh axit sp xp tng dn:

Phenol < axit cacbonic < axit cacboxylic < HCl

Nguyn tc: axit mnh hn y axit yu hn ra khi mui

+ Phn ng cng ca cc cht c gc hiro cacbon khng no. in hnh l gc: vinyl CH2 = CH

+ mui ca phenol

+ mui ca axit cacboxylic+ Amin

+ Aminoaxit

+ Mui ca nhm cacboxyl ca axit

NaOOC R NH2 + 2HCl HOOC R NH3Cl + NaCl

BI TP

Cu 1. ( H A - 2009) C ba dung dch: amonihirocacbonat, natri aluminat, natri phenolat v ba cht lng:

ancol etylic, benzen, anilin. Nu ch dng thuc th duy nht l HCl th s nhn bit c ti a bao nhiu ng

nghim?

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

Cu 2.( H A 2010 )Cho s chuyn ha:

Triolein0

2 ( , )H du Ni t X

0,NaOH du t Y

HCl Z.

Tn ca Z l

A. axit linoleic. B. axit oleic. C. axit panmitic. D. axit stearic.

DNG 7. Nhng cht phn ng c vi HCl v NaOH


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+ Axit cacboxylic c gc hirocacbon khng no

+ Este khng no

+ Aminoaxit

BI TP

Cu 1. ( H B - 2007) Cho cc loi hp cht: aminoaxit (X), mui amoni ca axit cacboxylic (Y), amin(Z), este

ca aminoaxit (T). Dy gm cc loi hp cht u tc dng vi NaOH v u tc dng vi HCl l:

A. X,Y, Z, T B. Z, T, Y, X C. T, X, Y, Z D. Y, T, X, Z

Cu 2. Tng s hp cht hu c mch hc cng thc C3H4O2 va tc dng vi NaOH v va tc dng vi

HCl l:A. 1 B. 2 C. 3 D. 4

DNG 8. Nhng cht lm qu tm chuyn sang mu xanh,mu ,khng i mu

Nhng cht lm qu tm chuyn sang mu ( thng thng l tnh cht ca axit ) gm:

+ Axit cacboxylic

+ Mui ca cc baz yu v axit mnh

Nhng cht lm qu tm chuyn sang mu xanh ( thng thng l tnh cht ca baz ) gm:+ Amin ( tranilin )

+ Mui ca axit yu v baz mnh

BI TP

Cu 1. ( H B 2007 ) Dy gm cc cht u lm qu tm m chuyn sang mu xanh l:

A. anilin, metyl amin, amoniac B. amoni clorua, metyl amin, natri hiroxit

C. anilin, amoniac, natrihiroxit D. metyl amin, amoniac, natri axetat

Cu 2. ( H A 2008 ) C cc dung dch ring bit sau:

C6H5- NH3Cl ( phenyl amoni clorua ), H2N CH2 CH2 CH(NH2) COOH , ClH3N CH2 COOH,

HOOC CH2 CH2 CH(NH2) COOH , H2N CH2 COONa.

S lng cc dung dch c pH< 7 l:

A. 4 B. 2 C. 5 D. 3

CU HI L THUYT HU C

Cu 1. S ng phn hirocacbon thm ng vi cng thc phn t C8H10 l


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A.. 4. B. 2. C. 5. D. 3.

Cu 2. Cho cc cht : CH2=CH-CH2-CH2-CH=CH2, CH2=CH-CH=CH-CH2-CH3, CH3-C(CH3)=CH-CH3,

CH2=CH-CH2-CH=CH2. S cht c ng phn hnh hc l

A. 4. B.. 2. C. 1. D. 3.

Cu 3.Cho cc cht sau: CH2=CH-CH=CH2; CH3-CH2-CH=C(CH3)2; CH3-CH=CH-CH=CH2; CH3-CH=CH2;

CH3-CH=CH-COOH. S cht c ng phn hnh hc l

A. 3. B.. 2. C. 1. D. 4.

Cu 4.Ba hirocacbon X, Y, Z l ng ng k tip, khi lng phn t ca Z bng 2 ln khi lng phn t

ca X. Cc cht X, Y, Z thuc dy ng ng.

A.. anken. B. ankin. C. ankaien. D. ankan.

Cu 5. Cng thc n gin nht ca mt hirocacbon l CnH2n+1. Hirocacbon thuc dy ngng ca.

A. anken. B. ankin. C.. ankan. D. ankaien.

Cu 6. Cho cc cht: xiclobutan, 2-metylpropen, but-1-en, cis-but-2-en, 2-metylbut-2-en. Dy gm cc cht sau

khi phn ng vi H2 (d, xc tc Ni, to), cho cng mt sn phm l:

A. xiclobutan, 2-metylbut-2-en v but-1-en. B. 2-metylpropen, cis-but-2-en v xiclobutan.

C.. xiclobutan, cis-but-2-en v but-1-en. D. but-1-en, 2-metylpropen v cis-but-2-en.

Cu 7. Hirocacbon X khng lm mt mu dung dch brom nhit thng. Tn gi ca X l

A. stiren. B.. xiclohexan. C. xiclopropan. D. etilen.

Cu 8. Hirat ha 2 anken ch to thnh 2 ancol (ru). Hai anken l

A. eten v but-2-en (hoc buten-2). B. eten v but-1-en (hoc buten-1).C.. propen v but-2-en (hoc buten-2). D. 2-metylpropen v but-1-en (hoc buten-1).

Cu 9. Cho iso-pentan tc dng vi Cl2 theo t l s mol 1 : 1, s sn phm monoclo ti a thu cl

A. 4. B. 5. C. 2. D. 3.

Cu 10. Khi brom ha mt ankan ch thu c mt dn xut monobrom duy nht c t khi hi i vi hiro l

75,5. Tn ca ankan l

A. 3,3-imetylhecxan. B. 2,2,3-trimetylpentan.

C. isopentan. D.. 2,2-imetylpropan.

Cu 11. Khi cho ankan X (trong phn t c phn trm khi lng cacbon bng 83,72%) tc dng viclo theo t

l s mol 1:1 (trong iu kin chiu sng) ch thu c 2 dn xut monoclo ng phn ca nhau. Tn ca X l

A. 3-metylpentan. B. 2-metylpropan. C. butan. D.. 2,3-imetylbutan.

Cu 12. Trong thc t, phenol c dng sn xut.

A. nha rezol, nha rezit v thuc tr su 666.

B.. poli(phenol-fomanehit), cht dit c 2,4-D v axit picric.

C. nha poli(vinyl clorua), nha novolac v cht dit c 2,4-D.

D. nha rezit, cht dit c 2,4-D v thuc n TNT.


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Cu 13. Dy gm cc cht u phn ng vi phenol l:

A. nc brom, anehit axetic, dung dch NaOH. B. nc brom, axit axetic, dung dch NaOH.

C. dung dch NaCl, dung dch NaOH, kim loi Na.D..nc brom, anhirit axetic, dung dch NaOH.

Cu 14. nh hng ca nhm -OH n gc C6H5- trong phn t phenol th hin qua phn ng gia phenol vi

A.. nc Br2.. B. dung dch NaOH. C. H2 (Ni, nung nng). D. Na kim loi.

Cu 15. Cho s 2

o o

+ Cl (1:1) + NaOH, du + HCl

6 6 Fe, t t cao,P caoC H X Y Z

. Hai cht hu c Y, Z ln lt l:A.. C6H5ONa, C6H5OH. B. C6H5OH, C6H5Cl. C. C6H4(OH)2, C6H4Cl2. D. C6H6(OH)6, C6H6Cl6.

Cu 16.. Cho cc phn ng :

HBr + C2H5OH0t

C2H4 + Br20t

.

C2H4 + HBr C2H6 + Br2askt(1:1mol)

.

S phn ng to ra C2H5Br l :A. 2. B. 4 C. 1 D.. 3.

Cu 17. Cho s chuyn ho:

2 4o

H SO + HBr + Mg, etekhan

tButan - 2 - ol X(anken) Y Z

c

.

Trong X, Y, Z l sn phm chnh. Cng thc ca Z l

A.. CH3-CH(MgBr)-CH2-CH3. B. (CH3)2CH-CH2-MgBr.

C. CH3-CH2-CH2 -CH2-MgBr. D. (CH3)3C-MgBr.

Cu 18. Cho s chuyn ho sau :0 0

2Br (1:1mol),Fe,t NaOH(d ),t ,p HCl(d )Toluen X Y Z

.

Trong X, Y, Z u l hn hp ca cc cht hu c, Z c thnh phn chnh gm :

A.o-bromtoluen vp-bromtoluen. B.m-metylphenol v o-metylphenol.

C. benzyl bromua v o-bromtoluen. D..o-metylphenol vp-metylphenol.

Cu 19. t chy hon ton mt ancol a chc, mch h X, thu c H2O v CO2 vi t l smol tng ng l

3:2. Cng thc phn t ca X lA. C2H6O. B. C3H8O2. C.. C2H6O2. D. C4H10O2.

Cu 20. t chy hon ton hn hp M gm mt ankan X v mt ankin Y, thu c s mol CO2 bng s mol

H2O. Thnh phn phn trm v s mol ca X v Y trong hn hp M ln lt l

A.. 50% v 50%. B. 20% v 80%. C. 75% v 25%. D. 35% v 65%.

Cu 21. Hn hp gm hirocacbon X v oxi c t l s mol tng ng l 1:10. t chy hon tonhn hp trn

thu c hn hp kh Y. Cho Y qua dung dch H2SO4 c, thu c hn hp kh Z c tkhi i vi hiro bng

19. Cng thc phn t ca X l

A. C3H6. B. C3H8. C, C4H8. D. C3H4.

Cu 22. t chy hon ton 20,0 ml hn hp X gm C3H6, CH4, CO (th tch CO gp hai ln th tchCH4), thu

c 24,0 ml CO2 (cc th tch kh o cng kin nhit v p sut). T khi ca Xso vi kh hiro l


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A. 22,2. B, 25,8. C. 11,1. D. 12,9.

Cu 23. Trong mt bnh kn cha hi cht hu c X (c dng CnH2nO2) mch hv O2 (s mol O2gp i s

mol cn cho phn ng chy) 139,9oC, p sut trong bnh l 0,8 atm. t chy hon tonX sau a v nhit

ban u, p sut trong bnh lc ny l 0,95 atm. X c cng thc phn t l

A. C2H4 O2. B. C4H8O2. C, C3H6O2. D. CH2O2.

Cu 24. Hn hp kh X gm anken M v ankin N c cng s nguyn t cacbon trong phn t. Hn hp X c

khi lng 12,4 gam v th tch 6,72 lt ( ktc). S mol, cng thc phn t ca M v N ln lt l

A. 0,1 mol C3H6 v 0,2 mol C3H4. B, 0,2 mol C3H6 v 0,1 mol C3H4.

C. 0,2 mol C2H4 v 0,1 mol C2H2. D. 0,1 mol C2H4 v 0,2 mol C2H2.

Cu 25. kh hon ton 200 ml dung dch KMnO4 0,2M to thnh cht rn mu nu en cn V ltkh C2H4 (

ktc). Gi tr ti thiu ca V lA. 2,240. B. 2,688. C. 4,480. D, 1,344.

Cu 26. Ba hirocacbon X, Y, Z k tip nhau trong dy ng ng, trong khi lng phn t Z gp i khi

lng phn t X. t chy 0,1 mol cht Y, sn phm kh hp th hon ton vo dung dch Ca(OH)2 (d), thu

c s gam kt ta lA, 30. B. 40. C. 10. D. 20.

Cu 27. t chy hon ton 1 lt hn hp kh gm C2H2 v hirocacbon X sinh ra 2 lt kh CO2 v 2 lt hi H2O

(cc th tch kh v hi o cng iu kin nhit , p sut). Cng thc phn t ca X l

A. CH4. B. C2H4. C, C2H6. D. C3H8.

Cu 28. Mt hirocacbon X cng hp vi axit HCl theo t l mol 1:1 to sn phm c thnh phnkhi lng

clo l 45,223%. Cng thc phn t ca X l

A. C4H8. B. C2H4. C, C3H6. D. C3H4.

Cu 29. Cho hirocacbon X phn ng vi brom (trong dung dch) theo t l mol 1 : 1, thu c cht hu c Y(cha 74,08% Br v khi lng). Khi X phn ng vi HBr th thu c hai sn phm huc khc nhau. Tn gi

ca X lA. but-2-en. B. xiclopropan. C, but-1-en. D. propilen.

Cu 30. S cht ng vi cng thc phn t C7H8O (l dn xut ca benzen) u tc dng c vi dung dch

NaOH l: A. 2. B. 4. C. 3. D. 1.

Cu 31. Cc ng phn ng vi cng thc phn t C8H10O (u l dn xut ca benzen) c tnh cht: tch nc

thu c sn phm c th trng hp to polime, khng tc dng c vi NaOH. S lng ng phn ng vi

cng thc phn t C8H10O, tho mn tnh cht trn l

A. 4. B. 3. C, 2. D. 1.

Cu 32. Hp cht hu c X (phn t c vng benzen) c cng thc phn t l C7H8O2, tc dngc vi Na

v vi NaOH. Bit rng khi cho X tc dng vi Na d, s mol H2 thu c bng s molX tham gia phn ng

v X ch tc dng c vi NaOH theo t l s mol 1:1. Cng thc cu to thugn ca X l

A. CH3OC6H4OH. B. CH3C6H3(OH)2. C, HOC6H4CH2OH. D. C6H5CH(OH)2.

Cu 33. Cho X l hp cht thm; a mol X phn ng va ht vi a lt ddch NaOH 1M. Mt khc,nu cho a mol

X phn ng vi Na (d) th sau phn ng thu c 22,4a lt kh H2 ( ktc). Cng thc cu to thu gn ca X

l A. CH3-C6H3(OH)2. B. HO-CH2-C6H4-OH.C. HO-C6H4-COOH. D. HO-C6H4-COOCH3.


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Cu 34. Khi un nng hn hp ru (ancol) gm CH3OH v C2H5OH (xc tc H2SO4 c, 140oC) th s

ete thu c ti a lA. 1. B. 4. C. 3. D. 2.

Cu 35. Khi tch nc t ru (ancol) 3-metylbutanol-2 (hay 3-metylbutan-2-ol), sn phm chnh thu c l

A. 3-metylbuten-1 (hay 3-metylbut-1-en). B. 2-metylbuten-2 (hay 2-metylbut-2-en).

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

Cu 36. Khi tch nc t mt cht X c cng thc phn t C4H10O to thnh ba anken l ng phnca nhau

(tnh c ng phn hnh hc). Cng thc cu to thu gn ca X l

A. CH3CH(CH3)CH2OH.B. CH3OCH2CH2CH3.C. CH3CH(OH)CH2CH3. D. (CH3)3COH.

Cu 37. Cho cc cht c cng thc cu to nh sau: HOCH2-CH2OH (X); CH2-CH2-CH2OH (Y); HOCH2-

CHOH-CH2OH (Z); CH3-CH2-O-CH2-CH3 (R); CH3-CHOH-CH2OH (T). Nhng cht tc dng c vi

Cu(OH)2 to thnh dung dch mu xanh lam l

A. Z, R, T. B. X, Y, R, T. C. X, Y, Z, T. D, X, Z, T.

Cu 38. Hp cht hu c X tc dng c vi dung dch NaOH v dung dch brom nhng khng tc dng vi

dung dch NaHCO3. Tn gi ca X l

A, phenol. B. axit acrylic. C. metyl axetat. D. anilin.

Cu 39. t chy hon ton mt anehit X, thu c s mol CO2 bng s mol H2O. Nu cho X tc dng vi

lng d Ag2O (hoc AgNO3) trong dung dch NH3, sinh ra s mol Ag gp bn ln s mol X phn ng.

Cng thc ca X l

A. (CHO)2. B. C2H5CHO. C. CH3CHO. D. HCHO.

Cu 40. Cho cc cht: HCN, H2, dung dch KMnO4, dung dch Br2. S cht phn ng c vi

(CH3)2CO lA. 4. B. 1. C. 2. D. 3.

Cu 27. Dy gm cc cht u iu ch trc tip (bng mt phn ng) to ra anehit axetic l:

A. CH3COOH, C2H2, C2H4. B. C2H5OH, C2H4, C2H2.

C. HCOOC2H3, C2H2, CH3COOH. D. C2H5OH, C2H2, CH3COOC2H5.

Cu 41. Axit cacboxylic no, mch hX c cng thc thc nghim (C3H4O3)n, vy cng thc phn tca X l

A. C9H12O9. B. C3H4O3. C. C6H8O6. D. C12H16O12.

Cu 42. Cho cht X tc dng vi mt lng va dung dch NaOH, sau c cn dung dch thu c cht

rn Y v cht hu c Z. Cho Z tc dng vi AgNO3 (hoc Ag2O) trong dung dch NH3 thu c cht hu c T.

Cho cht T tc dng vi dung dch NaOH li thu c cht Y. Cht X c th l

A. CH3COOCH=CH-CH3.B. CH3COOCH=CH2. C. HCOOCH3. D. HCOOCH=CH2.

Cu 43. Hai cht hu c X1 v X2 u c khi lng phn t bng 60 vC. X1 c kh nng phn ng vi:

Na, NaOH, Na2CO3. X2 phn ng vi NaOH (t0) nhng khng phn ng Na. Cng thc cu to ca X1, X2

ln lt l:A. CH3-COOH, H-COO-CH3. B. H-COO-CH3, CH3-COOH.

C. CH3-COOH, CH3-COO-CH3. D. (CH3)2CH-OH, H-COO-CH3.


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Cu 44. Khi cho a mol mt hp cht hu c X (cha C, H, O) phn ng hon ton vi Na hoc viNaHCO3

th u sinh ra a mol kh. Cht X l

A. axit aipic. B. ancol o-hiroxibenzylic. C. axit 3-hiroxipropanoic D. etylen glicol.

Cu 45.Mnh khng ng l:

A. CH3CH2COOCH=CH2 tc dng vi dung dchNaOH thu c anehit v mui.

B. CH3CH2COOCH=CH2 tc dng c vi dung dch Br2.

C. CH3CH2COOCH=CH2 c th trng hp to polime.

D. CH3CH2COOCH=CH2 cng dy ng ng vi CH2=CHCOOCH3.

Cu 46. S ng phn este ng vi cng thc phn t C4H8O2 l

A. 4. B. 6. C. 5. D. 2.

Cu 47. S hp cht l ng phn cu to, c cng cng thc phn t C4H8O2, tc dng c vi dung dch

NaOH nhng khng tc dng c vi Na l

A. 1. B. 3. C. 4. D. 2.

Cu 48. Cho glixerin trioleat (hay triolein) ln lt vo mi ng nghim cha ring bit: Na, Cu(OH)2,

CH3OH, dung dch Br2, dung dch NaOH. Trong iu kin thch hp, s phn ng xy ra l

A. 5. B. 2. C. 4. D. 3.

Cu 49. Saccarz c cu to bi:

A. Mt gc - glucz v 1 gc - fructoz B. Mt gc - glucz v 1 gc - fructoz

C. Mt gc - glucz v 1 gc - fructoz D. Mt gc - glucz v 1 gc - fructoz

Cu 50. chng minh trong phn t ca glucoz c nhiu nhm hiroxyl, ngi ta cho ddch glucoz phn

ng vi.A. kim loi Na. B. Cu(OH)2 nhit thng.

C. Cu(OH)2 trong NaOH, un nng. D. AgNO3 (hoc Ag2O) trong dd NH3, un nng.

Cu 51. phn bit mantoz v saccaroz ngi ta lm nh sau:

A. Cho cc cht ln lt tc dng vi AgNO3/NH3

B. Thu phn tng cht ri ly sn phm cho tc dng vi dung dch Br2

C. Thu phn sn phm ri ly sn phm cho tc dng vi Cu(OH)2/NH3

D. Cho cc cht ln lt tc dng vi Cu(OH)2

Cu 52. im khc nhau ca glucz vi fructz dng mch hl?

A. V tr cacbonyl trong cng thc cu to B. Tc dng vi Cu(OH)2

C. Phn ng tc dng vi H2 (xt v un nng), to thnh este D. Phn ng tc dng vi Ag2O/NH3

Cu 53.Cho 3 nhm cht hu c sau: (I) Saccaroz v dung dch glucoz (II) Saccacroz v mantoz

(III) Saccaroz, mantoz v andehit axetic

phn bit cc cht trong mi nhm ta c th dng thuc th no sau y:


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A. Cu(OH)2/dd NaOH B. AgNO3/NH3 C. Na D. Br2/H2O

Cu 54. Hai gluxit X, Y khi tc dng vi cng mt cht c xc tc v un nng u to ra mt sn phm duy

nht c phn ng trng gng. X v Y ln lt l

A. Saccaroz v xenlulz. B. Saccaroz v mantoz.

C. Glucoz v fructoz. D. Mantz v tinh bt.

Cu 55. Cho s sau : Xenluloz X Y Z (+ Q) polivinylaxetat Cc cht X, Y, Z, Q ln lt l :

A. Saccaroz, Glucoz, Axit axetic, Axetilen B. Glucoz, Ancol etylic, Axit axetic, Axetylen.

C. tinh bt, Ancol etylic, Etanal, Axit axetic. D. Dex-trin, Glucoz, Ancol etylic, Axit axetic

Cu 56. Dy no gm cc cht u cho phn ng thu phn trong mi trng axit?

A. Tinh bt, xenluloz, saccaroz, fructoz, polivinylclorua

B. Tinh bt, xenluloz, saccaroz, protein, cht bo

C. Tinh bt, xenluloz, mantoz, cht bo, polietylen

D. Tinh bt, xenluloz, saccaroz, glucoz, protein

Cu 57.Cho s chuyn ha Tinh bt ABaxit axetic. A, B tng ng l:

A. etanol, etanal B. glucoz, etyl axetat

C. glucoz, etanol D. glucoz, etanal

Cu 58. Cht no sau y khng c iu ch trc tip t glucoz:

A. Ancol etylic B. Sorbitol C. Axit lactic D. Axit axetic

Cu 59. Trong phn t amiloz, cc mt xch glucoz lin kt vi nhau bng lin kt no sau y:

A. [1-6] glucozit B. [1-4] glucozit C. [1-6] glucozit D. [1-4] glucozit

Cu 60. Cho cc cht sau: glucoz, anehit axetic, fructoz, etylen glicol, saccaroz, mantoz, metyl glucozit.S cht tc dng c vi Cu(OH)2 trong kim nng to kt ta gch l:

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

Cu 61. Pht biu khng ng l:

A. .Hp cht H2N-CH2-COOH3N-CH3 l este ca glyxin (hay glixin).

B. Trong dung dch, H2N-CH2-COOH cn tn ti dng ion lng cc H3N+-CH2-COO-.

C. Aminoaxit l nhng cht rn, kt tinh, tan tt trong nc v c v ngt.

D. Aminoaxit l hp cht hu c tp chc, phn t cha ng thi nhm amino v nhm cacboxyl.

Cu 62. C cc ddch ring bit sau:

C6H5NH3Cl (phenylamoni clorua), NH2 - CH2 - CH2 - CH(NH2) - COOH, ClNH3 - CH2 - COOH,

HOOC - CH2 - CH2 - CH(NH2) - COOH, NH2 - CH2 - COONa. S lng cc ddch c pH < 7 l

A, 3. B. 5. C. 4. D. 2.

Cu 63. un nng cht H2N-CH2-CONH-CH(CH3)-CONH-CH2-COOH trong dung dch HCl (d), sau khi

cc phn ng kt thc thu c sn phm l:

A. H2N-CH2-COOH, H2N-CH2-CH2-COOH.

B. H2N-CH2-COOH, H2N-CH(CH3)-COOH.


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C. H3N+-CH2-COOHCl-, H3N+-CH2-CH2-COOHCl-.

D, H3N+-CH2-COOHCl-, H3N+-CH(CH3)-COOHCl-.


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P N CU HI L THUYT HU CCu 64. S ng phn hirocacbon thm ng vi cng thc phn t C8H10 l

A.. 4. B. 2. C. 5. D. 3.

Cu 65. Cho cc cht : CH2=CH-CH2-CH2-CH=CH2, CH2=CH-CH=CH-CH2-CH3, CH3-C(CH3)=CH-CH3, CH2=CH-

CH2-CH=CH2. S cht c ng phn hnh hc l

A. 4. B.. 2. C. 1. D. 3.

Cu 66. Cho cc cht sau: CH2=CH-CH=CH2; CH3-CH2-CH=C(CH3)2; CH3-CH=CH-CH=CH2; CH3-CH=CH2; CH3-

CH=CH-COOH. S cht c ng phn hnh hc l

A. 3. B.. 2. C. 1. D. 4.

Cu 67.Ba hirocacbon X, Y, Z l ng ng k tip, khi lng phn t ca Z bng 2 ln khi lng phn t ca X. Cc

cht X, Y, Z thuc dy ng ng.

A.. anken. B. ankin. C. ankaien. D. ankan.

Cu 68. Cng thc n gin nht ca mt hirocacbon l CnH2n+1. Hirocacbon thuc dy ngng ca.

A. anken. B. ankin. C.. ankan. D. ankaien.

Cu 69. Cho cc cht: xiclobutan, 2-metylpropen, but-1-en, cis-but-2-en, 2-metylbut-2-en. Dy gm cc cht sau khi phn

ng vi H2 (d, xc tc Ni, to), cho cng mt sn phm l:

A. xiclobutan, 2-metylbut-2-en v but-1-en. B. 2-metylpropen, cis-but-2-en v xiclobutan.

C.. xiclobutan, cis-but-2-en v but-1-en. D. but-1-en, 2-metylpropen v cis-but-2-en.

Cu 70. Hirocacbon X khng lm mt mu dung dch brom nhit thng. Tn gi ca X l

A. stiren. B.. xiclohexan. C. xiclopropan. D. etilen.

Cu 71. Hirat ha 2 anken ch to thnh 2 ancol (ru). Hai anken l

A. eten v but-2-en (hoc buten-2). B. eten v but-1-en (hoc buten-1).

C.. propen v but-2-en (hoc buten-2). D. 2-metylpropen v but-1-en (hoc buten-1).

Cu 72. Cho iso-pentan tc dng vi Cl2 theo t l s mol 1 : 1, s sn phm monoclo ti a thu cl

A.. 4. B. 5. C. 2. D. 3.

Cu 73. Khi brom ha mt ankan ch thu c mt dn xut monobrom duy nht c t khi hi i vi hiro l 75,5. Tn

ca ankan l

A. 3,3-imetylhecxan. B. 2,2,3-trimetylpentan.

C. isopentan. D.. 2,2-imetylpropan.

Cu 74. Khi cho ankan X (trong phn t c phn trm khi lng cacbon bng 83,72%) tc dng viclo theo t l s mol

1:1 (trong iu kin chiu sng) ch thu c 2 dn xut monoclo ng phn ca nhau. Tn ca X l

A. 3-metylpentan. B. 2-metylpropan. C. butan. D.. 2,3-imetylbutan.

Cu 75. Trong thc t, phenol c dng sn xut.

A. nha rezol, nha rezit v thuc tr su 666.

B.. poli(phenol-fomanehit), cht dit c 2,4-D v axit picric.

C. nha poli(vinyl clorua), nha novolac v cht dit c 2,4-D.

D. nha rezit, cht dit c 2,4-D v thuc n TNT.

Cu 76. Dy gm cc cht u phn ng vi phenol l:


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A. nc brom, anehit axetic, dung dch NaOH. B. nc brom, axit axetic, dung dch NaOH.

C. dung dch NaCl, dung dch NaOH, kim loi Na. D..nc brom, anhirit axetic, dung dch NaOH.

Cu 77. nh hng ca nhm -OH n gc C6H5- trong phn t phenol th hin qua phn ng gia phenol vi

A.. nc Br2.. B. dung dch NaOH. C. H2 (Ni, nung nng). D. Na kim loi.

Cu 78. Cho s 2

o o

+ Cl (1:1) + NaOH, du + HCl

6 6 Fe, t t cao,P caoC H X Y Z

. Hai cht hu c Y, Z ln lt l:

A.. C6H

5ONa, C

6H

5OH. B. C

6H

5OH, C

6H

5Cl. C. C

6H

4(OH)

2, C

6H

4Cl

2. D. C

6H

6(OH)

6, C

6H

6Cl

6.

Cu 79.. Cho cc phn ng :

HBr + C2H5OH0t

C2H4 + Br20t

.

C2H4 + HBr C2H6 + Br2askt(1:1mol) .

S phn ng to ra C2H5Br l :

A. 2. B. 4 C. 1 D.. 3.

Cu 80. Cho s chuyn ho:

2 4o

H SO + HBr + Mg, etekhan

tButan - 2 - ol X(anken) Y Z

c

.Trong X, Y, Z l sn phm chnh. Cng thc ca Z l

A.. CH3-CH(MgBr)-CH2-CH3. B. (CH3)2CH-CH2-MgBr.

C. CH3-CH2-CH2 -CH2-MgBr. D. (CH3)3C-MgBr.

Cu 81. Cho s chuyn ho sau :0 0

2Br (1:1mol),Fe,t NaOH(d ),t ,p HCl(d )Toluen X Y Z .

Trong X, Y, Z u l hn hp ca cc cht hu c, Z c thnh phn chnh gm :

A.o-bromtoluen vp-bromtoluen. B.m-metylphenol v o-metylphenol.

C. benzyl bromua v o-bromtoluen. D..o-metylphenol vp-metylphenol.

Cu 82. t chy hon ton mt ancol a chc, mch h X, thu c H2O v CO2 vi t l smol tng ng l 3:2. Cng

thc phn t ca X l

A. C2H6O. B. C3H8O2. C.. C2H6O2. D. C4H10O2.

Cu 83. t chy hon ton hn hp M gm mt ankan X v mt ankin Y, thu c s mol CO2 bng s mol H2O. Thnh

phn phn trm v s mol ca X v Y trong hn hp M ln lt l

A.. 50% v 50%. B. 20% v 80%. C. 75% v 25%. D. 35% v 65%.

Cu 84. Hn hp gm hirocacbon X v oxi c t l s mol tng ng l 1:10. t chy hon tonhn hp trn thu c

hn hp kh Y. Cho Y qua dung dch H2SO4 c, thu c hn hp kh Z c tkhi i vi hiro bng 19. Cng thc phn

t ca X l

A. C3H6. B. C3H8. C, C4H8. D. C3H4.

Cu 85. t chy hon ton 20,0 ml hn hp X gm C3H6, CH4, CO (th tch CO gp hai ln th tchCH4), thu c 24,0

ml CO2 (cc th tch kh o cng kin nhit v p sut). T khi ca Xso vi kh hiro l

A. 22,2. B, 25,8. C. 11,1. D. 12,9.

Cu 86. Trong mt bnh kn cha hi cht hu c X (c dng CnH2nO2) mch hv O2 (s mol O2gp i s mol cn cho

phn ng chy) 139,9oC, p sut trong bnh l 0,8 atm. t chy hon tonX sau a v nhit ban u, p sut

trong bnh lc ny l 0,95 atm. X c cng thc phn t l


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A. C2H4 O2. B. C4H8O2. C, C3H6O2. D. CH2O2.

Cu 87. Hn hp kh X gm anken M v ankin N c cng s nguyn t cacbon trong phn t. Hn hp X c khi lng

12,4 gam v th tch 6,72 lt ( ktc). S mol, cng thc phn t ca M v N ln lt l

A. 0,1 mol C3H6 v 0,2 mol C3H4. B, 0,2 mol C3H6 v 0,1 mol C3H4.

C. 0,2 mol C2H4 v 0,1 mol C2H2. D. 0,1 mol C2H4 v 0,2 mol C2H2.

Cu 88. kh hon ton 200 ml dung dch KMnO4 0,2M to thnh cht rn mu nu en cn V ltkh C2H4 ( ktc).

Gi tr ti thiu ca V l

A. 2,240. B. 2,688. C. 4,480. D, 1,344.

Cu 89. Ba hirocacbon X, Y, Z k tip nhau trong dy ng ng, trong khi lng phn t Z gp i khi lng

phn t X. t chy 0,1 mol cht Y, sn phm kh hp th hon ton vo dung dch Ca(OH)2 (d), thu c s gam kt

ta l

A, 30. B. 40. C. 10. D. 20.

Cu 90. t chy hon ton 1 lt hn hp kh gm C2H2 v hirocacbon X sinh ra 2 lt kh CO2 v 2 lt hi H2O (cc th

tch kh v hi o cng iu kin nhit , p sut). Cng thc phn t ca X l

A. CH4. B. C2H4. C, C2H6. D. C3H8.

Cu 91. Mt hirocacbon X cng hp vi axit HCl theo t l mol 1:1 to sn phm c thnh phn khi lng clo l

45,223%. Cng thc phn t ca X l

A. C4H8. B. C2H4. C, C3H6. D. C3H4.

Cu 92. Cho hirocacbon X phn ng vi brom (trong dung dch) theo t l mol 1 : 1, thu c cht hu c Y (cha

74,08% Br v khi lng). Khi X phn ng vi HBr th thu c hai sn phm huc khc nhau. Tn gi ca X l

A. but-2-en. B. xiclopropan. C, but-1-en. D. propilen.

Cu 93. S cht ng vi cng thc phn t C7H8O (l dn xut ca benzen) u tc dng c vi dung dch NaOH l:

A. 2.B. 4. C. 3. D. 1.Cu 94. Cc ng phn ng vi cng thc phn t C8H10O (u l dn xut ca benzen) c tnh cht: tch nc thu c

sn phm c th trng hp to polime, khng tc dng c vi NaOH. S lng ng phn ng vi cng thc phn t

C8H10O, tho mn tnh cht trn l

A. 4. B. 3. C, 2. D. 1.

Cu 95. Hp cht hu c X (phn t c vng benzen) c cng thc phn t l C7H8O2, tc dngc vi Na v vi

NaOH. Bit rng khi cho X tc dng vi Na d, s mol H2 thu c bng s molX tham gia phn ng v X ch tc dng

c vi NaOH theo t l s mol 1:1. Cng thc cu to thugn ca X l

A. CH3OC6H4OH. B. CH3C6H3(OH)2. C, HOC6H4CH2OH. D. C6H5CH(OH)2.Cu 96. Cho X l hp cht thm; a mol X phn ng va ht vi a lt ddch NaOH 1M. Mt khc,nu cho a mol X phn

ng vi Na (d) th sau phn ng thu c 22,4a lt kh H2 ( ktc). Cng thc cu to thu gn ca X l

A. CH3-C6H3(OH)2. B. HO-CH2-C6H4-OH.

C. HO-C6H4-COOH. D. HO-C6H4-COOCH3.

Cu 97. Khi un nng hn hp ru (ancol) gm CH3OH v C2H5OH (xc tc H2SO4 c, 140oC)th s ete thu c

ti a l

A. 1. B. 4. C. 3. D. 2.

Cu 98. Khi tch nc t ru (ancol) 3-metylbutanol-2 (hay 3-metylbutan-2-ol), sn phm chnh thu c l


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A. 3-metylbuten-1 (hay 3-metylbut-1-en). B. 2-metylbuten-2 (hay 2-metylbut-2-en).

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

Cu 99. Khi tch nc t mt cht X c cng thc phn t C4H10O to thnh ba anken l ng phnca nhau (tnh c

ng phn hnh hc). Cng thc cu to thu gn ca X l

A. CH3CH(CH3)CH2OH. B. CH3OCH2CH2CH3. C. CH3CH(OH)CH2CH3. D. (CH3)3COH.

Cu 100. Cho cc cht c cng thc cu to nh sau: HOCH2-CH2OH (X); CH2-CH2-CH2OH (Y); HOCH2-CHOH-

CH2OH (Z); CH3-CH2-O-CH2-CH3 (R); CH3-CHOH-CH2OH (T). Nhng cht tcdng c vi Cu(OH)2 to thnh dung

dch mu xanh lam l

A. Z, R, T. B. X, Y, R, T. C. X, Y, Z, T. D, X, Z, T.

Cu 101. Hp cht hu c X tc dng c vi dung dch NaOH v dung dch brom nhng khng tc dng vi dung dch

NaHCO3. Tn gi ca X l

A, phenol. B. axit acrylic. C. metyl axetat. D. anilin.

Cu 102. t chy hon ton mt anehit X, thu c s mol CO2 bng s mol H2O. Nu cho X tc dng vi lng d

Ag2O (hoc AgNO3) trong dung dch NH3, sinh ra s mol Ag gp bn ln s molX phn ng. Cng thc ca X l

A. (CHO)2. B. C2H5CHO. C. CH3CHO. D. HCHO.

Cu 103. Cho cc cht: HCN, H2, dung dch KMnO4, dung dch Br2. S cht phn ng c vi(CH3)2CO l

A. 4. B. 1. C. 2. D. 3.

Cu 27. Dy gm cc cht u iu ch trc tip (bng mt phn ng) to ra anehit axetic l:

A. CH3COOH, C2H2, C2H4. B. C2H5OH, C2H4, C2H2.

C. HCOOC2H3, C2H2, CH3COOH. D. C2H5OH, C2H2, CH3COOC2H5.

Cu 104. Axit cacboxylic no, mch hX c cng thc thc nghim (C3H4O3)n, vy cng thc phn tca X l

A. C9H12O9. B. C3H4O3. C. C6H8O6. D. C12H16O12.

Cu 105. Cho cht X tc dng vi mt lng va dung dch NaOH, sau c cn dung dch thu c cht rn Y vcht hu c Z. Cho Z tc dng vi AgNO3 (hoc Ag2O) trong dung dch NH3 thu c cht hu c T. Cho cht T tc

dng vi dung dch NaOH li thu c cht Y. Cht X c th l

A. CH3COOCH=CH-CH3. B. CH3COOCH=CH2. C. HCOOCH3. D. HCOOCH=CH2.

Cu 106. Hai cht hu c X1 v X2 u c khi lng phn t bng 60 vC. X1 c kh nng phn ng vi: Na, NaOH,

Na2CO3. X2 phn ng vi NaOH (t0) nhng khng phn ng Na. Cng thccu to ca X1, X2 ln lt l:

A. CH3-COOH, H-COO-CH3. B. H-COO-CH3, CH3-COOH.

C. CH3-COOH, CH3-COO-CH3. D. (CH3)2CH-OH, H-COO-CH3.

Cu 107. Khi cho a mol mt hp cht hu c X (cha C, H, O) phn ng hon ton vi Na hoc vi NaHCO3 th usinh ra a mol kh. Cht X l

A. axit aipic. B. ancol o-hiroxibenzylic.

C. axit 3-hiroxipropanoic. D. etylen glicol.

Cu 108.Mnh khng ng l:

A. CH3CH2COOCH=CH2 tc dng vi dung dch NaOH thu c anehit v mui.

B. CH3CH2COOCH=CH2 tc dng c vi dung dch Br2.

C. CH3CH2COOCH=CH2 c th trng hp to polime.

D. CH3CH2COOCH=CH2 cng dy ng ng vi CH2=CHCOOCH3.


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Cu 109. S ng phn este ng vi cng thc phn t C4H8O2 l

A. 4. B. 6. C. 5. D. 2.

Cu 110. S hp cht l ng phn cu to, c cng cng thc phn t C4H8O2, tc dng c vi dung dch NaOH

nhng khng tc dng c vi Na l

A. 1. B. 3. C. 4. D. 2.

Cu 111. Cho glixerin trioleat (hay triolein) ln lt vo mi ng nghim cha ring bit: Na, Cu(OH)2, CH3OH,

dung dch Br2, dung dch NaOH. Trong iu kin thch hp, s phn ng xy ra l

A. 5. B. 2. C. 4. D. 3.

Cu 112. Saccarz c cu to bi:

A. Mt gc - glucz v 1 gc - fructoz B. Mt gc - glucz v 1 gc - fructoz

C. Mt gc - glucz v 1 gc - fructoz D. Mt gc - glucz v 1 gc - fructoz

Cu 113. chng minh trong phn t ca glucoz c nhiu nhm hiroxyl, ngi ta cho ddch glucoz phn ng vi.

A. kim loi Na. B. Cu(OH)2 nhit thng.

C. Cu(OH)2 trong NaOH, un nng. D. AgNO3 (hoc Ag2O) trong dd NH3, un nng.

Cu 114. phn bit mantoz v saccaroz ngi ta lm nh sau:

A. Cho cc cht ln lt tc dng vi AgNO3/NH3

B. Thu phn tng cht ri ly sn phm cho tc dng vi dung dch Br2

C. Thu phn sn phm ri ly sn phm cho tc dng vi Cu(OH)2/NH3

D. Cho cc cht ln lt tc dng vi Cu(OH)2

Cu 115. im khc nhau ca glucz vi fructz dng mch hl?

A. V tr cacbonyl trong cng thc cu to B. Tc dng vi Cu(OH)2

C. Phn ng tc dng vi H2 (xt v un nng), to thnh este D. Phn ng tc dng vi Ag2O/NH3

Cu 116.Cho 3 nhm cht hu c sau: (I) Saccaroz v dung dch glucoz (II) Saccacroz v mantoz(III) Saccaroz, mantoz v andehit axetic

phn bit cc cht trong mi nhm ta c th dng thuc th no sau y:

A. Cu(OH)2/dd NaOH B. AgNO3/NH3 C. Na D. Br2/H2O

Cu 117. Hai gluxit X, Y khi tc dng vi cng mt cht c xc tc v un nng u to ra mt sn phm duy nht c

phn ng trng gng. X v Y ln lt l

A. Saccaroz v xenlulz. B. Saccaroz v mantoz.

C. Glucoz v fructoz. D. Mantz v tinh bt.

Cu 118. Cho s sau : Xenluloz X Y Z (+ Q) polivinylaxetat Cc ch t X, Y, Z, Q ln lt l :A. Saccaroz, Glucoz, Axit axetic, Axetilen B. Glucoz, Ancol etylic, Axit axetic, Axetylen.

C. tinh bt, Ancol etylic, Etanal, Axit axetic. D. Dex-trin, Glucoz, Ancol etylic, Axit axetic

Cu 119. Dy no gm cc cht u cho phn ng thu phn trong mi trng axit?

A. Tinh bt, xenluloz, saccaroz, fructoz, polivinylclorua

B. Tinh bt, xenluloz, saccaroz, protein, cht bo

C. Tinh bt, xenluloz, mantoz, cht bo, polietylen

D. Tinh bt, xenluloz, saccaroz, glucoz, protein

Cu 120.Cho s chuyn ha Tinh bt ABaxit axetic. A, B tng ng l:


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A. etanol, etanal B. glucoz, etyl axetat

C. glucoz, etanol D. glucoz, etanal

Cu 121. Cht no sau y khng c iu ch trc tip t glucoz:

A. Ancol etylic B. Sorbitol C. Axit lactic D. Axit axetic

Cu 122. Trong phn t amiloz, cc mt xch glucoz lin kt vi nhau bng lin kt no sau y:

A. [1-6] glucozit B. [1-4] glucozit C. [1-6] glucozit D. [1-4] glucozit

Cu 123. Cho cc cht sau: glucoz, anehit axetic, fructoz, etylen glicol, saccaroz, mantoz, metyl glucozit. S cht

tc dng c vi Cu(OH)2 trong kim nng to kt ta gch l:

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

Cu 124. Pht biu khng ng l:

A. .Hp cht H2N-CH2-COOH3N-CH3 l este ca glyxin (hay glixin).

B. Trong dung dch, H2N-CH2-COOH cn tn ti dng ion lng cc H3N+-CH2-COO-.

C. Aminoaxit l nhng cht rn, kt tinh, tan tt trong nc v c v ngt.

D. Aminoaxit l hp cht hu c tp chc, phn t cha ng thi nhm amino v nhm cacboxyl.

Cu 125. C cc ddch ring bit sau:

C6H5NH3Cl (phenylamoni clorua), NH2 - CH2 - CH2 - CH(NH2) - COOH, ClNH3 - CH2 - COOH,

HOOC - CH2 - CH2 - CH(NH2) - COOH, NH2 - CH2 - COONa. S lng cc ddch c pH < 7 l

A, 3. B. 5. C. 4. D. 2.

Cu 126. un nng cht H2N-CH2-CONH-CH(CH3)-CONH-CH2-COOH trong dung dch HCl (d), sau khi cc phn

ng kt thc thu c sn phm l:

A. H2N-CH2-COOH, H2N-CH2-CH2-COOH.

B. H2N-CH2-COOH, H2N-CH(CH3)-COOH.

C. H3N+-CH2-COOHCl-, H3N+-CH2-CH2-COOHCl-.D, H3N+-CH2-COOHCl-, H3N+-CH(CH3)-COOHCl-.

cac dang bai tap huu co on thi dh 2011

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