tuyen tap bai tap ve andehit - xeton

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  • 8/4/2019 Tuyen tap bai tap ve Andehit - Xeton

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    TI LIU LUYN THI & BI DNG KIN THC NM 2011

    HOAHOC.ORG NG XUN QUNH09798.17.8.85 09367.17.8.85 - netthubuon Website: www.hoahoc.org - [email protected]

    C. iu kin th ng th cc andehit u dy ng ng l cht kh v tan rt tt trong n c D. Xiclohexanon c ding lm nguyn liu sn xut mt s polime nh t capron, nilon -6,6

    Cu 14: Xt cc loi hp cht hu c mch h sau:Ancol n chc no (X); anehit n chc no (Y), ancol nchc khng no c 1 ni i (Z), anehit n chc, khng no c 1 ni i (T). ng vi cng thc tng qut CnH2nOch c 2 cht, l nhng cht no?

    A. X, Y B. Y, Z C. Z, T D. X, TCu 15: Cho cc cu sau:

    a. Andehit l hp cht hu c trong phn t ch cha nhm cacbonyl >C = O.

    b. Andehit no n chc c cng thc chung CnH2n+1CHO (n 0).c. Xeton l nhng hp cht m trong phn t c nhm >C = O lin kt vi hai gc hirocacbon.d. Andehit l xeton l hai dng ng phn ca nhau.Ph ng n gm nhng cu ng l:A. a, b, d B. b, c, d C. b, c D. Tt c u ng.

    Cu 16: Cu no khng ng khi ni v nhm cacbonyl (>C = O)?A. Trong nhm CHO, lin kt C=O gm mt lin kt bn v mt lin kt km bnB. Lin kt > C = O b phn cc v pha nguyn t C.C. Nhm cacbonyl (>C = O) trong phn t Xeton c lin kt trc tip vi hai nguyn t cacbon D. Nhm cacbonyl > C = O u c trong anehit v xeton.

    I I. ng phn - danh phpCu 1: Tn ng ca cht: CH3-CH2-CH2-CHO l g?

    A. Propan-1-al. B. Propanal. C. Butan-1-al. D. Butanal.Cu 2:Anehit propionic c CTCT no trong s cc cng thc d i y?

    A. CH3-CH2-CH2-CHO. B. CH3-CH2-CHO.C. CH3-CH(CH3)-CHO. D. H-COO-CH2-CH3.

    Cu 3: Cht CH3-CH2-CH2-CO-CH3 c tn l g trong s cc cht sau:

    A. Pentan- 4-on. B. Pentan-4-ol. C. Pentan-2-on. D. Pentan-2-ol.Cu 4:Gi tn hp cht c cng thc cu to nh sau:

    2 2 3CH CH CO CH CH

    A. ietyl xeton B. etylvinyl xeton C. pentanol - 3 D. vinyletyl xetonCu 5: Cho 5 tn gi: axetophenon ; propan - 2 - on, metyl phenyl xeton, imetyl xeton v axeton.Hy cho bit l tn gi ca my cht:

    A. 2 cht B. 3 cht C. 4 cht D. 5 chtCu 6: Hp cht c tn gi: 4 - metylpent - 2 - en -1 - al. Hy xc nh CTCTng trong s cc CTCT sau:

    A. CH2=CH-CH(CH3)-CH2-CHO. B. CH3-CH(CH3)-CH(CHO)=CH2.C. CH3-CH(CH3)-CH2-CH2-CHO. D. CH3-CH(CH3)-CH=CH-CHO.

    Cu 7: Chn tn ng ca cht sau: CH3-CH2-CO-C6H5.

    A. Etylphenyl xeton. B. Etanphenyl xeton.C. Etanbenzen xeton. D. Etyl cacbonylphenyl.

    Cu 8: Cho hp cht HCHO, tn gi no sau y ca hp cht trn l khng ng?A. Anehit fomic B. Metanal C. Fomon D. Fomanehit

    Cu 9: Cht CH3 - CH2 - CH2 - CO - CH3 c tn l g?A. Pentan - 4 - on B. Pentan - 4 - ol C. Pentan - 2 - on D. Pentan - 2- ol

    Cu 10: Cho xeton c cng thc phn t: 3 2 6 5CH CO CH C H . Tn gi ca xeton ny l:

    A. Phenyl axeton B. axetophenonC. Benzyl metyl xeton D. C A v C ng

    Cu 11:Gi tn hp cht c CTCT nh sau theo danh php IUPAC: 3

    CH CH(OH) CHCl CHO

    A. 1-clo- 1- oxo- propanol-2 B. 2-clo-3-hiroxi-butanalC. 3-hiroxit-2-clobutanal D. 2-hiroxi-1-clo-1-oxopropan

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    TT LUYN THI & BI DNG KIN THC NGY MI 18A/88INH VN T - TP. HI DNG

    HOAHOC.ORG NG XUN QUNH09798.17.8.85 09367.17.8.85 - netthubuon Website: www.hoahoc.org - [email protected]

    Cu 12: Andehit X (c s trong phn t < 4) c t khi hi so vi H2 bng 36. S cng thc cu to c th c caX l:

    A. 1 B. 2 C. 3 D. 4Cu 13: ng vi cng thc phn t C3H6O ta c s ng phn anehit, s ng phn xeton v tng s ngphn mch h tn ti c ln l t l:

    A. 1, 2, 4 B. 1, 1, 5 C. 1, 1, 4 D. 1, 2, 6Cu 14: ng vi CTPT C

    4H

    8O c tng s ng phn gm anehit v xeton?

    A. 2 B. 3 C. 4 D. 5Cu 15: C bao nhiu ng phn cu to ca xeton c cng thc phn t C5H10O?

    A. 2 B. 3 C. 4 D. 5Cu 16: ng vi CTPT C5H10O c bao nhiu ng phn gm anehit v xeton?

    A. 5 B. 6 C. 7 D. 8Cu 17: C bao nhiu ng phn mch h C2H4O2cho phn ng trng g ng.

    A. 3 B. 2 C. 4 D. Kt qu khc.

    iii. tnh ch t vt lCu 1:Dung dch fomalin c dng ngm xc ng vt, da, ty u v dit trng. Dung dch fomalin ldung dch bo ha ca andehit fomic cA. 37 - 40% axetanehit. B. 37 - 40% fomanehit. C. 27 - 30% fomanehit. D. 27 - 30% axetanehit.Cu 2: Th t tng dn nhit si ca cc cht: anehit propionic (X), propan (Y), ancol etylic (Z) vimetyl ete (T) dy no l ng?

    A. X < Y < Z < T B. T < X < Y < Z C. Z < T < X < Y D. Y < T < X < ZCu 3: Chiu gim dn nhit si (t tr i qua phi) ca cc cht: CH3CHO, C2H5OH, H2O l:

    A. H2O, C2H5OH, CH3CHO B. H2O, CH3CHO, C2H5OH.C. CH3CHO, H2O, C2H5OH D. C2H5OH, CH3CHO, H2O.

    Cu 4: So snh nhit si ca cc cht sau: propanol - 1(1), propanal (2), 1 - clo - propan (3). Nhit si tng

    dn theo dy:A. (1) < (2) < (3) C. (3) < (2) (2) > (1) > (4) B. (2) > (3) > (1) > (4)C. (1) > (2) > (3) > (4) D. (2) > (1) > (4) > (3)

    Cu 7: Cho cc cht sau: cloro benzen (1), Phenol (2), andehit benzoic (3). Nhit si tng dn theo dy:

    A. (1) < (2) < (3) C. (3) < (2) < (1) B. (3) < (1) < (2) D. (1) < (3) < (2)

    iv. tnh ch t ho hcCu 1: Andehit c th tham gia phn ng trng g ng v phn ng vi H 2 (Ni, t

    0). Qua hai phn ng nychng t andehit:

    A. Ch th hin tnh kh B. Khng th hin tnh kh v tnh oxi hoC. Th hin c tnh kh v tnh oxi ho. D. Ch th hin tnh oxi ho.

    Cu 2: Nhn xt no sau y l ng?A. Anehit v xeton u lm mt mu dd Br2. B. Anehit v xeton u khng lm mt mu dd Br2C. Xeton lm mt mu dd Br2 cn anehit th khng. D. Anehit lm mt mu dd Br2 cn xeton th khng.

    Cu 3: Tm cu sai trong s cc cu sau:A. Nh n c brom vo dung dch anehit th mu ca n c brom b mt. B. Nh n c brom vo dung dch xeton th mu ca n c brom khng b mt.

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    TI LIU LUYN THI & BI DNG KIN THC NM 2011

    HOAHOC.ORG NG XUN QUNH09798.17.8.85 09367.17.8.85 - netthubuon Website: www.hoahoc.org - [email protected]

    C. Nh dung dch KMnO4 vo dung dch anehit th mu tm khng b mt.D. Nh dung dch KMnO4 vo dung dch xeton th mu tm khng b mt.

    Cu 4:Phn ng trng bc c ng dng nhn bit anehit v trng g ng, trng rut phch. Trong

    phn ng th th ion Ag+ thnh Ag; andehit l. Xc nh ch in vo du ()A. b kh, cht oxi ha B. b oxi ha, cht kh C. b kh, cht kh D. b oxi ha, cht oxi haCu 5:Trong cc cht d i y, cht no khng tham gia phn ng trng bc?

    A. C6

    H5

    CHO B. C2

    H5

    -CO-CH3

    C. CH3

    CHO D. O=CH - CH=OCu 6:Tnh cht c tr ng ca fomandehit l:

    1. Cht lng 2. C mi xc 3. Rt c 4. Khng tan trong n cTham gia cc phn ng:

    5. oxi ho 6. Kh 7. Este ho 8. trng hp 9. trng ng ng 10. trng bc.Nhng tnh cht sai:A. 1, 3, 5, 7 B. 1, 4, 7 C. 4, 7, 9, (10) D. 3, 6, 7, 9, 10

    Cu 8:un nng dung dch fomanlin vi phenol d c axit xc tc, thu c loi nha c cu t rc:A. Mng khng gian B. Dng khng phn nhnhC. Dng mch vng D. Dng mch thng

    Cu 9: Hp cht hu c m phn t c nhm cacbonyl lin kt trc tip vi nguyn t C hoc nguyn t H c gi l:

    A. Axit cacboxylic. B. Anehit. C. Xeton. D. Este.Cu 10: Tm pht biu sai:

    A. Anehit axetic va c tnh kh va c tnh oxi ha.B. Anehit l hp cht trung gian gia ancol v axit cacboxylic.C. Ch c anehit c kh nng tham gia phn ng trng g ng. D. Anehit tham gia phn ng trng ng ng vi phenol.

    Cu 11: Nhn nh v anehit:1. Anehit l hp cht ch c tnh kh.2. Anehit khi tc dng vi hiro (c xc tc Ni, t0) chuyn thnh ancol bc 1.3. Anehit khi tc dng vi dung dch AgNO3 trong NH3 sinh ra Ag kim loi.4. Anehit thuc dy ng ng ca anehit fomic c cng thc phn t tng qut l CnH2nO.

    Cc nhn nh ng l:A. 1, 2, 3 B. 2, 3, 4 C. 1, 3, 4 D. 1, 2, 4

    Cu 12:Kh xeton bng hiro thu c sn phm l: A. R u bc I B. R u bc II C. R u no D. Ankanol.

    Cu 13:Cht no sau y c kh nng tham gia phn ng trng g ng? A. Axit fomic B. Metanal C. Propanal D. C A, B v C u ng.

    Cu 14:Thc hin phn ng trng g ng 0,1 mol anehit A thu c 0,4 mol Ag. Cng thc cu to ca Al:

    A. (CHO)2 B. HCHO C. CH2(CHO)2 D. C A, B v C u ng.Cu 15:Anehit axetic tham gia phn ng cng vi hiro to ancol etylic, tham gia phn ng trng g ngto kt ta sng bng. Trong hai tr ng hp trn, anehit axetic ng vai tr l:

    A. Cht kh B. Cht oxi haC. Cht kh + mi tr ng D. Cht oxi ha + cht kh.

    Cu 16: Cho cc cu sau:a) Anehit l hp cht hu c trong phn t c nhm - CHO.b) Anehit v xeton c phn ng cng hiro ging etilen nn chng thuc loi hp cht khng no.c) Anehit ging axetilen v u tc dng vi dung dch AgNO3/NH3.d) Anehit no n chc, mch h c cng thc phn t CnH2nO.e) Hp cht c cng thc phn t CnH2nO l anehit no, n chc.

    Nhng cu ng l:A. a, b, c, d B. a, b, d C. a, b, d, e C. a, b, c, e

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    HOAHOC.ORG NG XUN QUNH09798.17.8.85 09367.17.8.85 - netthubuon Website: www.hoahoc.org - [email protected]

    Cu 17:t chy mt hn hp cc ng ng ca anehit ta thu c s mol CO 2 = s mol H2O. Cc cht thucdy ng ng no d i y?

    A. Anehit n chc no B. Anehit vng noC. Anehit 2 chc no D. Anehit khng no n chc.

    Cu 18: t chy hon ton cht hu c A thu c s mol CO 2bng vi s mol hi n c. Vy A thuc dyng ng no d i y

    A. Ankanol B. Ankenol C. Ankanal D. C B v C ng.Cu 19:t chy hon ton mt xeton no n chc, mch h A thu c:

    A.2 2CO H O

    n n B.2 2CO H O

    n n C.2 2CO H O

    n n D.2 2

    2CO H On n

    Cu 20: Khi t chy hon ton anehit no, n chc mch h bng oxi th t l s sn phm chy thu c :

    A.2 2

    / 1H O COn n B.

    2 2/ 1

    H O COn n C.

    2 2/ 1

    H O COn n D.

    2 2/ 1/ 2

    H O COn n

    Cu 21: Anehit mch h X cng hp vi H2 theo t l 1 : 2 (l ng H 2 ti a) to ra cht Y. Cho Y tc dng htvi Na thu c th tch H 2 bng th tch X phn ng to ra Y ( cng t

    0, p). Vy X thuc loi cht no sau y?A. Anehit no, n chc. B. An ehit khng no cha mt ni i C = C, n chc.C. Anehit no, hai chc. D. Anehit khng no (cha mt ni i C = C) hai chc.

    Cu 22: Cu no sau y l khng ng?

    A. Anehit cng hiro to thnh ancol bc mt.B. Anehit tc dng vi dung dch bc nitrat trong amoniac sinh ra bc kim loi.C. Anehit no, n chc c cng thc phn t dng tng qut l CnH2n +2O.D. Khi tc dng vi hiro xeton b kh thnh ancol bc II.

    Cu 23:Trong ph ng trnh phn ng: CH 2 = C(CHO)2 + pH2?. Gi tr ti a ca p l:A. p = 1 B. p = 3 C. p = 5 D. p = 7

    Cu 24:Khi hiro ho mt hp cht (X) thu c ancol isobutylic. Hi cng thc cu to ng ca (X) lcht no sau y?

    A.3

    |

    3

    CH C H CHO

    CH

    B. 2 2|

    3

    CH C CH OH

    CH

    C.2

    |

    3

    CH C CHO

    CH

    D. C A, B, C u ng.

    Cu 25: Nh dung dch anehit fomic vo ng nghim cha kt ta Cu(OH)2, un nng nh s thy kt ta gch.Ph ng trnh ha hc no sau y biu din ng hin t ng xy ra?

    A. H - CH = O + Cu(OH)2OH

    H - COOH + Cu + H2O

    B. H - CH = O + Cu(OH)2OH

    H - COOH + CuO + H2C. H - CH = O + 2Cu(OH)2

    OH

    H - COOH + Cu2O + H2O

    D. H - CH = O + 2Cu(OH)2OH

    H - COOH + 2CuOH + H2O

    Cu 26: Hp cht hu c A phn ng vi AgNO3/NH3 theo t l mol 1 : 3 v to ra bc kim loi theo t lmol 1 : 2. Cng thc cu to ca A l:

    A. CH CH B. CHO - CHO C. CH C- CHO D. CH2 = CH CHOCu 27: Hp cht X c cng thc C3H6O tc dng c vi n c brom v tham gia phn ng trng g ng.Cng thc cu to ca X l cng thc no sau y?A. CH2 = CH - CH2OH B. CH2 = CH - O - CH3 C. CH3CH2CH = O D. CH3 - CO - CH3.Cu 28:Trong cc ph ong trnh phn ng sau. Khi cho hp cht C nH2n+2-m(CHO)m tc dng vi H2 c xc tcNi nung nng.Ph ng trnh vit ng l:

    A. CnH2n+2-m(CHO)m + pH2 CnH2n-m(CH2OH)mB. CnH2n+2-m(CHO)m + pH2 CnH2n+2-m(CHO)m-p(CH2OH)pC. CnH2n+2-m(CHO)m + pH2 CnH2n+2-m(CH2OH)mD. CnH2n+2-m(CHO)m + pH2 CnH2n+2-m -p(CH2OH)m

    Cu 29: Cho cc cht: H2, dd KMnO4, dung dch Br2. S cht c phn ng vi (CH3)2CO l:

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    A. 2 B. 1 C. 3 D. 4Cu 30: Cho cc cht: H2, dd KMnO4, dung dch Br2. S cht phn ng vi C2H5CHO l:

    A. 1 B. 2 C. 4 D. 3Cu 31: Cho cc cht: HCHO, CH3CHO, HCOOH, CH3COOH, CH2 = CHCOOH. S cht phn ng vidung dch AgNO3/NH3 l:

    A. 1 B. 2 C. 3 D. 4Cu 32: Dy gm cht u tc dng vi dung dch AgNO3 trong dung dch NH3 l:

    A. Andehit axetic, but - 1 - in, etilen. B. Andehit axetic, axetilen, etilenC. Andehit formic, axetilen, etilen D. Axit formic, vinyl axetilen, propin

    Cu 33: Cho cc cht sau: CH3COOH, HCOOH, C6H5OH, CH2 = CHCOOH, CH3CHO, CH3COCH3. Dy m ttc cc cht u khng phn ng vi dung dch Br2 l:

    A. CH3COOH, CH3COCH3 B. CH3COOH, C6H5OH, CH3COCH3C. C6H5OH, CH2 = CHCOOH, CH3CHO D. CH3COOH, CH3COCH3, CH3CHO

    Cu 34:Nha Novolac c iu ch trc tip t monome no sau y?A. Phenol v anehit fomic B. Vinyl cloruaC. Metyl metacrylat D. Axit metacrylat.

    Cu 35:Bit hp cht hu c A ch cha mt loi nhm chc, khi thc hin phn ng trng g ng cho t l

    mol nA : nAg = 1 : 4. Nu t chy A vi l ng oxi va ta lun c t l mol:2 2 2O CO H O

    n : n : n = 3 : 4 : 2.

    Vy cng thc phn t ca A l:A. CH2O B. CH2O2 C. C2H2O2 D. C A, B, C u ng

    Cu 36: Nhn nh no sau y ng?A. Tt c cc hp cht cacbonyl khi cng hiro c xc tc Ni, un nng u to thnh ancol bc 1.B. Xeton cng vi hiro to thnh ancol bc 2.C. Phn ng cng hiro vo andehit hoc xeton l phn ng oxi ho.D. Tt c u ng.

    Cu 37: Axeton khng phn ng vi cht no?

    A. H2 B. HCN C. Dung dch KMnO4 D. H2OCu 38: Xt phn ng sau:

    1.|

    3 3 3 3|| |

    CN

    CH C CH HCN CH C CH

    O OH

    . 2.|

    3 3 2 3 3|| |

    H

    CH C CH H CH C CH

    O OH

    3. 3 2 2 3|| ||CH C H Br H O CH C O H 2HBr

    O O

    4.

    |

    3 3|| |

    CN

    CH C H HCN CH C H

    O OH

    Phn ng no khng ng ?

    A. Phn ng 1 B. Phn ng 3 C. Phn ng 1 v 3 D. p n khcCu 39: Cho CH3CHO phn ng vi nhng cht no?

    A. H2, CuO, H2O B. Dung dch Br2, dung dch KMnO4, Na.C. Na, O2, dung dch Cu(OH)2 D. H2, HCN, dung dch AgNO3/NH3

    Cu 40: iu no sau y khng ng?A. Xeton cng hp vi hiro to ra r u bc 2. B. Andehit va th hin tnh oxi ho, tnh kh.

    C. Cc andehit u trng bc theo t l andehit Agn :n 1:2 . A. Xeton kh b oxi ho

    Cu 41: Hp cht C3H6O2c my ng phn tham gia phn ng trng g ng?A. 1 B. 2 C. 3 D. 4

    Cu 42: Nu gi x l s mol cht CnH2n - 2O2 b t chy v s mol CO2, n c thu c l 2COn , 2H On thkt lun no sau y l ng?

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    A.2 2CO H O

    x n n B.2 2CO H O

    x n n C. 2 2CO H O

    x 2 n n D.2 2H O CO

    x n n

    Cu 43: Trong cc pht biu sau pht biu no sai khi ni v anehitfomic ?A. iu kin th ng HCHO l cht kh, tan nhiu trong n c. B. HCHO th hin tnh oxi ho khi tc dng vi cc cht kh nh H 2 (xt: Ni, t

    0), AgNO3/NH3C. HCHO th hin tnh kh khi gp cc cht oxi ho nh dd AgNO 3/NH3, Cu(OH)2/NaOH...D. HCHO cn c kh nng tham gia phn ng trng hp v trng ng ng.

    Cu 44:Dy hp cht no sau y phn ng c vi andehit formic?A. H2 (xt: Ni, t

    0), Na2SO4, AgNO3/NH3 C. KMnO4 (mt: H+), Ca(OH)2

    B. H2 (xt: Ni, t0), Cu(OH)2/NaOH, t

    o D. C A, B, C.Cu 45: Hy chn cu pht biu sai:

    A. Ch c HCHO mi c phn ng vi dung dch AgNO3/NH3 v Cu(OH)2/NaOH theo t l mol 1 : 4B. Andehit l cht kh khi tc dng vi AgNO3/NH3, cn xeton l cht oxi ha khi tc dng vi H2C. Andehit l sn phm trung gian gia ancol v axit cacboxylic.D. Lin kt i trong nhm cacbonyl (C = O) ca andehit l lin kt b phn cc v pha nguyn t O

    Cu 46: Hn hp A gm metanal v etanal. Khi oxi ho hiu sut 100% m(g) hn hp X thu c hn hpB gm hai axit hu c t ng ng c d B/A = a. Gi tr a trong khong:

    A. 1,4555 < a < 1,586 B. 1,3636 < a < 1,5333C. 1,268 < a < 1,471 D. 1,628 < a < 1,758

    Cu 47: t chy hon ton a mol mt andehit X (mch h) to ra b mol CO2 v c mol H2O (bit b = a + c).Trong phn ng trng g ng, mt phn t X ch nh ng 2 electron. Vy X thuc dy ng ng andehit:

    A. Khng no (c mt ni i), n chc. B. No, n chc.C. Khng no (c hai ni i), n chc. D. No, hai chc.

    Cu 48: t chy hon ton a mol mt andehit X (mch h) to ra b mol CO 2 v c mol H2O (bit b = 2a +c). Trong phn ng trng g ng, mt phn t X ch nh ng 2 electron. Vy X thuc dy ng ng andehit:

    A. Khng no (c mt ni i), n chc. B. No, n chc.C. Khng no (c hai ni i), n chc. D. No, hai chc.

    Cu 49: C3H6O c bao nhiu ng phn mch h, bn c kh nng lm mt mu dung dch Br2?A. 1 B. 2 C. 3 D. 4

    Cu 50: Phn ng CH3 - CH2 - OH + CuO CH3 - CHO + Cu + H2O thuc loi phn ng g?A. Phn ng th B. Phn ng cngC. Phn ng tch D. Khng thuc ba loi phn ng trn.

    Cu 51: Hp cht X khi un nh vi dd AgNO3 c sn phm Y. Cho Y tc dng vi dd HCl hoc d ungdch NaOH th sn phm thu c u l cht kh v c. Vy X l cht no sau y?

    A. HCHO B. HCOOH C. HCOONH4 D. A, B, C u ph hpCu 52: Hp cht hu c X khi un nh vi dung dch AgNO3/NH3(dng d ) thu c sn phm Y. Khi choY tc dng vi dung dch HCl hoc dung dch NaOH u cho kh thuc loi cht v c Z, T. Vy cng thcphn t ca X khng l p n no sau y?

    A. H - CHO B. H - COOH C. HCOO - NH4 D. HCOO - CH3.Cu 53:Cp cht no sau y u c phn ng trng g ng ?

    A. CH3 COOH v HCOOH B. HCOOH v C6H5COOHC. HCOOH v HCOONa D. C6H5ONa v HCOONa

    Cu 54: Cho cc hp cht hu c: C2H2, C2H4, CH2O, CH2O2 (mch h), C3H4O2 (mch h, n chc). BitC3H4O2 khng lm chuyn mu qu tm m. S cht tc dng vi dd AgNO3 trong NH3 to ra kt ta l:

    A. 2 B. 5 C. 3 D. 4Cu 55: t chy hon ton 1 mol hp cht hu c X, thu c 4mol CO 2. Cht X tc dng c vi Na,tham gia phn ng trng bc v phn ng cng Br2 theo t l mol 1 : 1. Cng thc cu to ca X l:

    A. HOOC-CH= CH- COOH B. HO - CH2- CH2- CHOC. HO-CH2-CH2-CH=CH-CHO D. HO-CH2-CH=CH-CHO

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    v. iu ch v ng dngCu 1:Fomanhit c iu ch trong cng nghip l t:

    A. Metan. B. Metanol. C. Cacbon. D. C A v B.Cu 2:Hirat ha ankin thu c sn phm hu c l:

    A. Anehit B. Xeton C. axit cacboxylic D. C A v B u ng.Cu 3:Andehit axetic khng th iu ch trc tip t cht no d i y?

    A. Axetilen B. Ancol etylic C. Axit axetic D. Vinyl axetatCu 4:Trong cng nghip anehit fomic c iu ch trc tip t cht no trong cc cht sau y? A. Ancol etylic B. Axit fomic C. Ancol metylic D. Metyl axetat.

    Cu 5:Trong cng nghip, anehit fomic c iu ch trc tip: A. Ch t metan B. Ch t axit fomicC. Ch t ancol etylic D. T metan hoc t ancol metylic

    Cu 6: iu ch trc tip axetanehit ch bng mt phn ng c th i t cht no trong s cc cng thcsau:

    A. 1,1 - ibrometan B. cloruavinyl C. etanol D. C A, B, C.Cu 7:un nng hai cht hu c A v B vi CuO thu c propanal v etyl metyl xeton. Vy tn gi ca A

    v B l:A. propan-2-ol v butan-1-ol B. propan-1-ol v butan-2-olC. propan-1-ol v 2-metylpropan-1-ol D. butan-1-ol v 2- metylpropan-2-ol

    Cu 8:Ph ng php no sau y c dng trong cng nghip sn xut HCHO?A. Oxi ho metanol nh xc tc Cu hoc Pt B. Oxi ho metan nh xc tc NOC. Thu phn CH2Cl2trong mi tr ng kim D. A v B.

    Cu 9: T metan iu ch andehit axetic ti thiu qua my phn ng?A. 1 B. 2 C. 3 D. 4

    Cu 10:T metan, thng qua 1 phn ng, iu ch c cht no sau y?A. HCHO B. CH3CHO C. C6H5OH D. A, B, C u ng.

    Cu 11: ti to li andehit hay xeton t hp cht kt tinh bisunfit ng i ta dng dung dch cht no sauy:A. dd HCl B. dd NaOH C. dd H2SO4 (l) D. C A, B, C

    Cu 12: Dy gm cc cht u iu ch trc tip (bng mt phn ng) to ra anehit axetic l:A. C2H5OH, C2H2, CH3COOC2H5 B. CH3COOH, C2H2, C2H4C. C2H5OH, C2H4, C2H2 D. HCOOC2H3, C2H2, CH3COOH

    Cu 13:Axeton l nguyn liu tng hp nhiu d c phm v mt s cht do, mt l ng ln axeton dnglm dung mi trong sn xut t nhn to v thuc sng khng khi.

    Vy axeton c th iu ch bng ph ng php no sau y?A. Oxi ho r u isopropylic C. Nhit phn CH3COOH/xt hoc (CH3COO)2Ca

    B. Ch ng khan g D. Oxi ho cumen (isopropyl benzen).Cu 14*: ng dng no sau y ca andehit fomic?A. iu ch d c phm B. Tng hp phm nhumC. Cht st trng, x l ht ging D. Sn xut thuc tr su.

    vi. nhn bit - phn bitCu 1: Dng nhng ho cht no d phn bit cc cht: andehit axetic, ancol etylic, glixerol, imetyl ete?

    A. Dung dch AgNO3/NH3, Cu(OH)2, Na. B. Dung dch AgNO3/NH3 ,CuO.C. Na, dung dch KMnO4 D. Dung dch Br2, Cu(OH)2

    Cu 2: Cho cc dd thuc th: AgNO3/NH3 ; Br2; Na2CO3; qu tm, KMnO4. S thuc th c th dng phn bit 3

    cht: etanal (andehit axetic), propan-2-on (axeton) v pent-1-in (pentin-1) l:A. 1 B. 2 C. 3 D. 4

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    Cu 3: Cho cc thuc th sau: Na, K, AgNO3/NH3, Cu(OH)2/OH-. S thuc th c th dng phn bit 2

    bnh ring bit, mt nhn ng r u etylic l 45 0 v dung dch fomalin l:A. 1 B. 2 C. 3 D. 4

    Cu 4:Ch dng mt ho cht no d i y phn bit hai bnh mt nhn cha kh C 2H2 v HCHO?A. dd AgNO3/NH3 B. dd NaOH C. dd Br2 D. Cu(OH)2

    vii. S iu chCu 1: Cho s sau: andehit (X) (Y) (Z) HCHO. Cc cht X, Y, Z c th l:A. HCHO; CH3ONa; CH3OH B. CH3CHO; CH3COONa; CH4C. CH3CHO; CH3COOH; CH4 D. HCHO; CH3OH; HCOOCH3

    Cu 2: Cho s sau: X00

    2 32 20 0

    Ag O / NH ,tCl H O CuO,t

    500 C OH ,tY Z T G (axit acrylic)

    Cc cht (X) v (Z) c th l nhng cht c ghi dy no sau y? A. C3H8 v CH3 - CH2 - CH2 - OH B. C2H6 v CH2 = CH - CHOC. C3H6 v CH2 = CH - CHO D. C3H6 v CH2 = CH - CH2OH

    Cu 3: Cho s phn ng: CH3COONa0 0

    2Cl , as dd NaOH,t CuO,t

    1:1X Y Z T

    0vitixt,t .

    Cho bit: X, Y, Z, T l cc hp cht hu c. Vy cng thc ca T l:A. CH2O2 B. CH3CHO C. CH3OH D. HCHO.

    Cu 4: Cho s : CH3COONa2CaO Cl NaOH CuO

    1 2 3 4NaOH asktA A A A

    Vy A1, A4 l nhng cht g?A. CH4, HCHO B. CH4, CH3OHC. CH3COOH, CH3CHO D. CH3COOH, C2H5OH

    Cu 5: Cho s phn ng sau:0 0

    3 32 ddAgNO /NHCl ,as NaOH, t CuO,tToluen X Y Z T1 : 1

    .

    Bit X, Y, Z, T l cc hp cht hu c v l nhng sn phm chnh.Vy cng thc cu to ng ca T l cht no sau y?

    A. C6H5 - COOH B. CH3 - C6H4 - COONH4C. C6H5 - COONH4 D. p - HOOC - C6H4 - COONH4

    Cu 6: Cho s sau: CH3COCH30 0

    3 3 2 42 4H O ,t CH OH/H SO dH SO d,tHCN

    4 6 2X Y Z(C H O ) T

    Cng thc cu to ca T l:A. CH3CH2COOCH3 B. CH3CH(OH)COOCH3C. CH2 = C(CH3)COOCH3 D. CH2 = CHCOOCH3

    Cu 7: Cho s sau:0 0

    3 2 5 2 42 4H O ,t C H OH/H SO dH SO d,tHCN

    3 3 4 2CH CHO X Y Z(C H O ) T

    Cng thc cu to ca T l:A. CH3CH2COOC2H5 B. C2H5COOCH3 C. CH2 = CHCOOC2H5 D. C2H5COOCH=CH2.

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