B a i 25: Cho hai phan uTng
CeHsOH + N a O H ^ CeHgONa + H2O
CO2 + CeHsONa ^ CeHjOH + NaHCOg
H a i phan ufng t r e n chufng to: Ạ phenol c6 t i n h axit
B. phenol c6 t i n h axit m a n h han axit cacbonic
C. phenol eo t i n h axit va t i n h axit m a n h han axit cacbonic D. phenol c6 t i n h axit va t i n h axit yeu han axit cacbonic
B a i 26: 7,74g andehit mach khong phan nhanh X tac dung vCra du vdi
dung dich chufa 34,4gam brom. X c6 cong thuTc phan tuf:
Ạ C H 2 O B. C3H4O2 C. C4H8O D. C4H6O2
B a i 27: Trung hoa 4,5gam axit cacboxylic X bSng N a O H vCra du, c6 car. duac 6,7 gam muoi khan. X c6 cong thufc phan tuf la:
Ạ C2H4O2 B. C2H2O4 C. C3H4O2 D. C4H6O4
B a i 28: E la este c6 t i khoi hai so vdfi H2 bang 44. Xa phong hoa 4,4gani bang NaOH vCra du roi c6 can duac 4,lgam muoi khan. Chi ra ten cua E
Ạ propyl fomat B. etyl axetat C. isopropyl fomat D. metyl propionat.
B a i 29: X la este dan thufc. Lay m gam X tac dung vdfi NaOH vCra du thu
duac san pham hOfu ca duy nhat Ỵ Dot chay hoan toan liigfng Y t r e n
dirac: 5,3gam NagCOs; 10,08 l i t CO2 (dkc); 8,lgam H2Ọ Chi ra gia t r i m- Ạ 10 B. 5 C. 33,2 D. 12,4.
B a i 30: A x i t glutamic: HOOC-(CH2)2-CH(NH2)-COOH. Cho 14,7 gam
axit glutamic phan ufng v d i 200ml dung dich H C l I M thu dirac dung dich X. Cho X phan ufng v d i laang vCra dij K O H thu dUdc dung dich ^ •
CO can Y thu duac liigfng muoi khan la:
Ạ 22,3gam B. 30,8gam C. 37,2gam D. 63,35gam.
l a i 31: Tix glyxin v^ alanin c6 the tao th^nh toi da bao nhieu tripeptit?
Ạ 27 B. 8 C. 6 D. 9.
^ai 32: Cho cac amino axit sau:
1) A x i t 2 - a m i n o - 3 - p h e n y l propanoic (phenylalanin) 2) Axit 2 - a m i n o - 3 - m e t y l butanoic (vaUn)
3) A x i t 2 - a m i n o - 4 - m e t y l pentanoic (leuxin)
4) A x i t 2 - a m i n o - 3 - m e t y l pentanoic (isoleuxin)
N h a n dinh khong dung ve cac amino axit da cho
Ạ Deu la hgfp chat hufu ca dan chiJc
B. Deu la hap chat cd trong ca the dong vat C. Deu la hap chat hC?u ca tap chat
|i D. Deu la t h a n h phan tao nen protein
B a i 33: Xenluloza tan dugc trong (adsbygoogle = window.adsbygoogle || []).push({});
Ạ Nude brom . B. Dung dich [Cu(NH3)4](OH)2
C. Nude voi trong D. Cu(0H)2/0H-
B a i 34: Poli(vinyl ancol) •CH, C H -
n dufgfc dieu che triic tiep tCf
Ạ V i n y l axetat C. V i n y l ancol
O H
B. Poli(vinyl clorua) D. Poli (vinyl axetat).
B a i 35: Cho cung mot k h o i lugfng moi chat: C H 3 O H , HCOOH,
C2H4(OH)2, C3H5(OH)3 tac dung v d i iMng d\i Nạ Só mol H2 Idn n h a t
sinh ra tCr phan iJng cua Na vdi
Ạ C H 3 O H B. H C O O H C. C3H5(OH)3 D. C2H4(OH)2.
B a i 36: Hidro hoa hoan toan ( N i , t°) cac chat sau:
1. Glucoza 2. Fructoza 3. B u t a - l , 3 - d i e n 4. Axetandehit 5. B u t - 2 - e n 6. Ancol anlylic 7. Mantoza 8. Saccaroza Cac chat cho cung san pham la:
: Ạ 1 va 2; 3 va 5 B. 1 va 2; 3 va 5; 4 va 6 C. 3 va 6; 7 va 8 D. 1 va 2; 7 va 8.
B a i 37: Dot chay hoan toan 0,2 mol hon hop gom axit propionic, ancol
etyUc, etilen glycol. DSn san pham chay qua binh dung H 2 S O 4 dSc
thay khoi liiOng binh tang m gam. Chi ra m
Ạ 3,6 B. 10,8 C. 7,2 D. 9.
B a i 38: Hop chat nao diidi day c6 6 dong phan dOn chiJc, mach hd?
Ạ C3H9N B. C4H8O2 C. C4H10O D. C4H8Ọ B a i 39: Oxi hoa m gam ancol etylic bkng oxi (xuc tac, t°) di/cfc hon hop B a i 39: Oxi hoa m gam ancol etylic bkng oxi (xuc tac, t°) di/cfc hon hop
gom X andehit, nxidc va ancol nhụ Cho X phan iJng vdi lifgrng diX Na
thay thoat ra 2,24 l i t H2 (dkc). Gia t r i m la
Ạ 4,6 B. 9,2 C. 6,9 D. 18,4 B a i 40: Nhan dinh so do sau: B a i 40: Nhan dinh so do sau:
C H 3 C O C H 3 - ^ ^ X "'Q^'^" ) Y H.so4."°° ) C4H6O2 Z
Hop chat Y CO dSc diem
Ạ Co kha nang trang guong B. Co the lam mat mau nifdc brom C. La axit cacboxylic don chuTc no D. Tac dung dirge ca Na va NaOH.
IỊ PHAN RieNG (10cau)
Thi sink hoc theo chuang trinh nao thi chl dugc Idm phdn danh rieng cho chuang trinh do (Phdn A hodc B)
T h e o chxidng trinh C h u a n (10 cdu, tii cau 41 den cdu 50)
B a i 41: Cho phan ling: CaCOg ^ CaO + CO2. K h i ha nhiet do cua he phan ufng ngiTdi ta thay ap suat k h i CO2 giam dị Dieu nay chufng to phan ufng da cho c6: (adsbygoogle = window.adsbygoogle || []).push({});
Ạ Chieu thuan la thu nhiet B. Chieu thuan la toa nhiet C. Chieu nghich la tang ap suat D. Chieu thuan la giam ap suat.
B a i 42: Hgp chat X c6 cong thufc phan tuf C4H8Ọ X tac dung vdi dung
dich AgNOa/NHs sinh ra Ag ket tuạ Hidro hoa X thanh Ỵ Dun Y vdi
H 2 S O 4 sinh ra anken mach khong nhanh. Ten cua X la: Ạ Butanal B. Andehit isobutyric C. 2-metylpropanal D. butan-2-on.
Jai 43: Cho cac chat sau: andehit axetic (1); axit fomic (2); ancol etylic
(3); dimetyl ete (4). ThiJ t u nhiet do soi diing la
. (3) < (1) < (4) < (2) B . (3) < (1) < (2) < (4) C. (4) < (1) < (3) < (2) D. (1) < (4) < (3) < (2).
B a i 44: Cho hon hgp rSn X gom MgO, ZnO, AI2O3, FezOg va Cu vao dung dich H C l dir. Sau k h i khuay deu cac phan ufng xay ra hoan toan dirge dung dich Y va ran Z. Vay dung dich Y gom
Ạ MgCl2, ZnCl2, AICI3, FeCla, CuCl2, H C l B. MgCl2, ZnCl2, AICI3, FeCls, H C l
C. MgCl2, ZnCl2, AICI3, FeCla, H C l
D. MgCl2, ZnCl2, AICI3, FeCl3, CuCl2, H C l .
a i 45: De phan ilng vCra du vdi 100ml dung dich CrCl3 I M can m gam
Zn. Gia t r i m la:
Ạ 3,25 B . 9,75 C . 6,5 D. 4,875. a i 46: Xet cac hon hgp cung só mol. Phat bieu nao sau day la saỉ a i 46: Xet cac hon hgp cung só mol. Phat bieu nao sau day la saỉ
Ạ Hon hgp N a 2 0 va AI2O3 tan het trong nUdc diT
B. H 6 n hgp Fe203 va Cu tan het trong dung dich H C l dir C . Hon hgp K N O 3 + Cu tan het trong dung dich H2SO4 C . Hon hgp K N O 3 + Cu tan het trong dung dich H2SO4 D. Hon hgp FeS va CuS tan het trong dung dich H C l dir.
a i 47: Trong tU nhien c6 nhieu nguon chat hufu cd sau k h i bi thoi rufa tao ra k h i H2S. Tuy nhien trong khong k h i ham lirgng H2S rat thap v i : Ạ H2S tan nhieu trong nirdc
B. H2S bi CO2 trong khong k h i oxi hoa thanh chat khac C . H2S bi O2 trong khong k h i oxi hoa cham thanh chat khac C . H2S bi O2 trong khong k h i oxi hoa cham thanh chat khac D. H2S bi phan huy d nhiet do thirdng tao ra S va H2.
a i 48: Dun ancol đn chufc X vdi H2SO4 dSc thu dirge hgp chat Ỵ Biet dy/x = 1,609. Ten goi cua X la:
Ạ metanol B. propanol C . etanol D. propan-2-ol. a i 49: Hon hgp X gom etylamin, dimetylamin va etylamoni axetat.
Cho mot lirgng X tac dung vira du vdi dung dich chufa 0,3moi H C l , sau phan ling thu di/gc dung dich Y chiJa lirgng muoi la
B a i 50: TCr m t a n xenlulozo ngUcfi t a san xuat ducrc 53,46 t a n xenlulozo
t r i n i t r a t (biet hieu suat phan ufng chuyen hoa xenlulozo la 90%). Chi ra m
Ạ 26,24 t a n B. 32,40 t a n C. 16,2 t a n D. 29,16 t a n .
T h e o chiTcfng t r i n h N a n g cao (10 cdu, tit cdu 51 den cdu 60)
B a i 51: Cho dung dich chuTa h o n hop NH3 0,1M va NH4CI 0,1M. Biet a
dieu k i e n t h i nghiem NH3 c6 Kb = l , 8 . 1 0 ' l Chi r a p H cua dung dich
Ạ 4,74 B. 9,26 C. 8,26 D. 5,74.
B a i 52: Oxi hoa 4,4g m o t andehit don chufc dtroc 6 gam axit tUdng iJng ( H = 100%). Andehit t r e n l a :
Ạ H C H O B. CH3CHO C. C2H5CHO D. C2H3CHỌ B a i 53: Hop chat dotn chufc X c6 phan t r a m khoi liTdng cacbon, hidro Ian (adsbygoogle = window.adsbygoogle || []).push({});
luat bang 54,54% va 9,09%, con l a i la oxị Dung dich X l a m do quy t i m . Chi r a cong thufc phan tuf X.
Ạ C2H4O2 B. C3H6O2 C. C4H8O2 B. C4H6O2.
B a i 54: Goi E i ; E2; E3; E4 Ian lifot la suat dien dong chuan cua cac pin dien hoa: M g - C u ; M g - H z ; Zn-Hz; A l - H2. V a y t a c6:
Ạ E3 > E4 > E2 > E l B. E l > E2 > E3 > E4
C. E l > E2 > E4 > E3 D. E l > E4 > E3 > E2.
B a i 55: Hoa t a n h o n hdp gom CUSO4 va AICI3 vao niTdc t h u difgrc dung dich X. Chia X l a m hai phan bang nhau:
Phan 1: Cho phan ufng vdi dung dich BaCl2 diT thu duac 6,99gam ket tuạ
Phan 2: Cho phan ufng v d i dung dich N a O H d\i thu k e t tua, loc, nung ket tua den k h o i lUdng khong doi thu dirge m gam chat rin.
Chi r a m .
Ạ 2,4 B. 3,2 C. 4,8 D . 5,4.
B a i 56: Cho m gam Z n phan ufng h e t vdi dung dich HNO3 t h u dirge 2,24 l i t NO2 (dkc) la san phan khuf duy nhat. Hoa tan h e t 2 m gam Z n bang dung dich N a O H thay thoat r a V l i t k h i (dkc). Chi r a V .
Ạ 1,12 B. 2,24 C. 3,36 D. 4,48.
B a i 57: De diet chuot trong mot nha kho, ngudi ta dot luu huynh roi dong k i n cOfa l a i . Chuot h i t phai khoi se b i siTng yet hau, co giat, te liet co quan ho hap dan den ngat ma chet. Chat gi da lam chuot chet?
Ạ H2S B. H2SO4 C. SO2 D. SO3.
B a i 58: Cho ode chat sau: phenol, ancol etylic, etyl cloruạ Phdt bleu n^o
sau day la diing?
A . Co m o t chat tac dung dirge vdi N a
B. Co hai chat tac dung dirge vdi dung dich N a O H C. Ca ba chat deu tac dung dirge vdi dung dich Na2C03 D. Ca ba chat deu tan t o t trong ni/dc.
B a i 59: K h i thuy phan m o t pentapeptit ta chi thu dirge cac dipeptit sau: G l y - A l a ; T y r - P h e ; A l a - V a l ; V a l - T y r . Chon cau tao dung cho peptit
tren?
Ạ T y r - P h e - G l y - A l a - V a l B. A l a - V a l - T y r - P h e - G l y C. G l y - A l a - V a l - T y r - P h e D. V a l - T y r - P h e - G l y - A l a .
B a i 60: Phan iJng hoa hoc nao dirdi day dung de chiing m i n h glucozo
trong phan tijf co nhieu n h o m O H Hen kẻ
Ạ Dung dich glucozo phan iJng vdi dung dich AgN03/NH3 dun nong. B. Dung dich glucozo phan ufng vdi dung dich Cu(OH)2/NaOH dun nong.