L5X7C
N G U Y E N HlTU T H A C
LUYEN CHON NHANH
DAP AN BAI TAP TRAC NGHIEM
H O A H O C 12
nAi
NHA X U A T BAN H A NOI
Chiu track nhiem xudt ban
N G U Y f i N K I M SON
Chiu trdch nhiem noi dung vd bdn quyin
TRUNG T A M V A N HOA TRANG A N
Bien tap noi dung
PHAM Q U O C T U A N
Trinh bay bia
PHAM HUE
duiL
Theo chii trirong cua Bo Giao due va Dao tao, trong nhirng nam hoc
vCra qua viec danh gia ket qua hoc tap, cung nhir trong cac k i thi tuyen
sinh, phuofng thiic thi trdc nghiem da dugc sir dung rpng rai.
De giiip cac em hoc sinh thanh thao va lam t6't cac bai tap theo phuong
thiic nay, chiing toi bien soan cuon sach Luyen chqn nhanh dap an bdi tap
trdc nghiem Hoa hoc 12 dung de on luyen thi td't nghiep THPT va thi Dai
hoc, Cao dang.
A . Mu6'i va nude ;
B. M u 6 i vel a n c o l ;
C. A n c o l va nu6c ;
D . A x i t vk ancol.
} ae
7
1.14. Cho 60 gam axit axetic tac dung vori 100 gam ancol etylic, thu diroc
55 gam este. Hi6u sua't phan ling tren la :
A. 62,5% ;
B. 55% ;
C. 21,7% ;
D. 58%.
Hay chon ddp s6' dung.
1.15. Thuy phan cha't beo glixerol tristearat (C]7H35COO)3C3H5 phai dung
1,2 kg NaOH. Gi^ sir hi6u sua't 80%. Kh6'i luang glixerol thu duoc la :
A. 9,2 kg;
B. 0,736 kg ;
C. 0,92 kg ;
D. 7,36 kg.
Hay chpn dap an dung.
1.16. Dot chay hoan toan m6t lugng h6n hgp 2 este, cho san pham phan irng
chay qua binh dirng P2O5 du, khoi lugng binh tang 6,21 gam, sau do
cho qua tiep binh dirng Ca(0H)2 du, thu dugc 34,5 gam ket tua. Cac
este noi tren thu6c loai gi ? (dan chirc hay da chirc, no hay khong no).
A. Este thu6c loai no.
B. Este thu6c loai kh6ng no.
C. Este thu6c loai no, dan chirc. •
D. Este thuOc loai khdng no, da chiic.
Hay chon dap an diing.
1.17. E la este ciia m6t axit dan chiic va ancol dan chu-c. De' thuy phan hoan
toan 6,6 gam chat E phai dung 34,10 ml dung dich NaOH 10% (D =
1,1 gam/ml). Lugng NaOH nay du 25% so v6i lugng NaOH phan irng
C6ng thurc ca'u tao ciia E la :
C. C H 3 C O O - ( C H 2 ) 2 - O O C 2 H g ;
H-
D. Tat ca deu sai.
Hay chon cong thirc dung.
1.19. H6n hgp X gom hai este dan chiJc, d6ng phan ciia nhau. D6t chay
a gam X, thu dugc 6,72 lit CO2 va 5,4 gam H2O.
Cong thirc phan tir ciia hai este dan chd-c d6ng phan c6 dang :
A.
C „ H 2 n 0 2 (n > 2).
B. CnH2n-202 (n>
C.
C„H2n-202
^
1).
(n>3).
.
D. C„H2n-402 ( n > 2 ) .
Hay chon cong thtirc diing.
1.20. Cho 21,8 gam chat hiru ca A chi chiia m6t nhom chile tac dung v6i 1 lit
C3H6O2;
D. CgHioOz.
hop Y g6m hai este don chiic mach ho la d6ng phan cua nhau.
Cho m gam h6n hop Y tac dung vira dij v6i 100 ml dung NaOH 0,5M,
thu diroc mot muoi cua m6t axit cacbonxylic va h6n hop hai ancol.Mat
khac d6t chay hoan toan m gam h6n hop Y cdn dung 5,6 lit O2 va thu
dirge 4,48 lit CO2 (c^c th^ tich do cf di^u kifin tidu chu^n).
C6ng thiJc ca'u tao ciia hai este trong h6n hop Y la :
A. CH3COOCH3 va HCOOC2H5 .
C 2 H 5 C O O C H 3 va
C.
C H 3 C O O C H 3 va
D.
HCOOCH2 - CH2 - C H 3
HCOOC3H7
CH3COOC2H5.
va HCOO - CH 'CH.
CH3.
Hay chon cong thiJc dung.
H6n
B.
B. CH3COOCH = CH2 •
C. C2H5COOCH = CH2.
D. HCOOCH = CH - C H 3 va C H 3 C O O C H = CHj .
1.25. Di xa phong hoa 17,4 gam m6t este no dan chiJc, c^n d&ng 300 ml
dung dich NaOH 0,5M . C6ng thiic phan tir ciia este la :
C3H6O2 ;
A
D. C 4 H , o 0 2 .
)
B.
Hay chon cong thiic dung.
1.26. Cho h6n hop X g6m 2 este c6 c6ng thiic phan tir C 4 H 8 O 2 va C 3 H 6 O 2 '
tac dung vai NaOH dir thu dugc 6,14 gam h6n hop hai mu6'i v^
3,68 gam ancol B duy nha't c6 ti kh6'i so v6i oxi la 1,4375. KhO'i lugng
m6i este trong X iSn lugt la :
A. 2,22 gam va 4,4 gam.
B. 3,33 gam va 6,6 gam.
'
C. 4,44 gam va 8,8 gam.
D. 5,6 gam va 11,2 gam.
C. C4H6O2;
D. CsHioOj.
Hay chon c6ng thiic diing.
Hay chon c6ng thiJc diing.
1.30.
n6i tren phai diing vCra he't 12 gam NaOH nguyen cha't. C6ng thii-c phan
1.33.
bang NaOH nguyen chat. Khfi'i lugng NaOH da phan irng la :
D6't chay hSt h6n hgp 2 este no, don chiJc, thu du'gc 1,8 gam H2O .
Thuy phan hoan toan h6n hgp 2 este tren, thu dugc h6n hgp X gom
ancol va axit.
Ne'u dot chay 1/2 h6n hgp X thi the tich khi CO2 thu dugc (dktc) la :
A. 2,24 lit ;
B. 3,36 lit ;
C. 1,12 l i t ;
D. 4,48 lit.
A. 8 gam ;
B. 12 gam ;
C. 0,25 mol va 0,05 mol.
hiru CO m6t lin axit. Biet rang 11,50 gam B a the hoi chiem the' tich
D. 0,275 mol va 0,005 mol.
. bang the tich cua 3,75 gam etan (do a cung nhiet d6 va ap sua't). Cho
Hay chgn dap s6' diing.
cac phan iirng xay ra hoan toan. Tim c6ng thiic ca'u tao cua ancol B.
A. C2H4(OH)2 ;
B. C3H5(OH)3 ;
C. C3H6(OH)2 ;
D. C4H7(OH)3.
1.35.
Co 2 este c6 d6ng phan ciia nhau va deu do cac axit no don chCrc va
ancol no don chiJc tao thanh. De xa phong hoa 22,2 gam h6n hgp 2 este
Trong moi trudng kiem , phenol lie dung dugc vdi chat nao sau day d^
tao thanh este phenyl axetat ?
Hay chon c6ng thiJc diing.
1.32.
1.36.
< « ' ^
A. Propyl fomiat.
-fi^ "
B. Isopropyl fomiat.
C. Etyl axetat.
D. Metyl propionat.
Hay chon ten goi diing.
' -*
1.46. Este dugc tao bai ancol thu6c day ddng dang ciia ancol etylic va axit
thu6c day ddng dang axit axetic c6 c6ng thiic chung la :
1.50. Cho 7,4 gam este X no, don chufc phan img v6i dung dich AgNO^/NH,
dir, thu dugc 21,6 gam ke't tua.
COng thiic ca'u tao ciia X la :
A.C„H2n02 ( n > 2 ) .
BC„H2n+,02(n>3).
C.C„H2n.,02(n>2).
A. H - C O O - C H 3 .
B. C H 3 - C O O - C H 3 .
1.48. Este E c6 cOng thirc phan tijrC5H|o02 . Xa phong hoa E, thu dugc mfit
ancol khOng bi oxi hoa bdi CuO. Ten cua E la :
A. Isopropyl axetat.
B. Tertbutyl fomiat.
C. Isobutyl fomiat.
D. Propyl axetat.
Hay chgn tfin ggi dung.
1.49. Thirc hifin phan ling este h6a m gam C H 3 C O O H bang m6t lugng vCra dii
C2H5OH, thu dugc 0,02 mol este (hieu sua't phan ling 100%).
Gia trj ciia m la :
A. 2,1 gam ;
C. 1,2 gam ;
Hay chgn dap s6' diing.
'
B. 1,1 gam ;
D. 1,4 gam.
C. H - C O O - C 2 H 5 .
D. C H 3 - C O O - C 2 H 5 .
'
^•
Hay chgn c6ng thiic dung.
\
17
1.53.
D6t chiy
hokn loan a gam h6n hgp cac este no, don chtrc, mach hor. San
1 58.
pham chay dugc dan vao binh dirng dung dich Ca(OH)2 dir tha'y kho'i
va axit khong no (c6 mot lien ket dOi) dan chiic, mach ho,'thu dUv^c
lugng binh tang 1,24 gam. Kh6'i lugng ke't tua tao ra la :
4,48 l i t k h i C O 2 (dktc) va 1,8 gam H 2 O .
A.
12,4 gam ;
C. 20 g a m ;
B.
0,15 m o l ;
D. 0,20 m o l .
Hay chgn dap s6' diing.
D6't chay hoan loan a gam h6n hgp cac este no, don chiJc, mach ho. San
ph^m chay dugc dSn vao binh dirng dung dich nude v6i trong tha'y k h 6 i
A.
Dot chay hoan toan 6 gam este X , thu dugc 4,48 l i t COj
(dktc) va
3,6 gam H j O . C6ng thiJc phan tir cua X la :
0,01 va 0,1 ;
D. 0,01 vaO,01. •
A.CSHKPS;
B. C4H8O2;
C. C 3 H 6 O 2 ;
D. C 2 H 4 O 2 .
Hay chgn dap s6' dung.
C. C 4 H 8 O 2 ;
I
D. C5H10O2.
Hay chon cong thiic dung.
•^-.-^liVm H> .F
'
De trung hoa 140 gam m6t chat beo cin
• V,
^
A, •
15 m l dung dich K O H I M .
Chi s6' axit cua chat beo bang :
H 2 O . Ne'u cho 0,1 m o l X tac dung he't vdri N a O H t h i thu dugc 8,2 gam
m u 6 i . C6ng thiic ca'u tao cua X la :
A.
5;
A. HCOOC2H3 ;
C-3,36 l i t ;
D. 1,12 l i t .
A . 373,33;
^ ^. ^
B. 0,3733 ;
C . 3,733 ;
^
Hay chgn dap an diing.
\
'V.
.^.,„;„>«i'^v:^
D. 37,333.
•
\
19
1.66. Nhung phit bi^u v6 chat b6o:
'
1) Chat h€o \k este 3 i^n este (trieste, trigiixerit) cua glixerol v6i cdc
axit monocacboxylic mach dai, kh6ng phan nhanh.
2) Cha't b6o ran, thu&ng khdng tan trong nu6c, nang hon nu6c.
3) DSu (dSu thirc vat) 1^ cha't b6o trong d6 c6 chiia cac g6c axit
cacboxylic kh6ng no.
4) cac loai dSu (dSu an, dSu nhdn ...) ddu khfing tan trong nude cung
nhu trong cac dung djch HCl, NaOH.
5) Chat b6o (ran cung nhir long) ddu tan trong dung dich KOH.
6) C 6 th^ di6u che' cha't h€o nhb phan iJng este hoa giua glixerol v^ axit
monocacboxylic mach dai.
NhCrng cau phat bi^u nao la diing ?
A. 1,2,3,5 ;
B. 1,2,3,6 ;
C. 1,3,5,6 ;
D. 1,3,4,6.
1.67. Dun nong h6n hgfp 2 axit h6o R - C O O H va R'-COOH v6i glixerol.
Hoi c6 the thu diroc bao nhieu trigiixerit ?
A. 4 loai;
B. 6 loai ;
C. 8 loai ;
D. 9 loai.
Hay chon ddp ^n diing.
,,^3^^,
1.68. Thuy phan este C 4 H 6 O 2 trong m6i tru6ng axit, thu dirge h 5 n hop hai
san phSm deu khong c6 kha nang tham gia phan iJng trang guong.
C 6 n g thiic ca'u tao cua este d6 la :
Hay chon c6ng thiJc diing.
1.70. Xa phong hoa 10 kg cha't beo ran (C,7H35COO)3C3H5 (M = 890), thu
dugrc bao nhieu kg glixerol va bao nhieu kg xa phong ?
A. 1,03 kg glixerol 12,5 kg xa phong.
B. 1,034 kg glixerol va 10,318 kg xa phong.
C. 2,06 kg glixerol va 10,318 kg xa phong.
D. 2,06 kg glixerol va 12,5 kg xa phong.
Hay chon dap so dung.
1.71. Cho 1,76 gam h6n hop 2 este dong phan C4Hg02 tac diing vura du vdi
dung dich NaOH, thu dupe 1,5 gam h6n hop 2 mud'i, trong do c6 m6t
muoi natri axetat va cac ancol tao thanh este la ancol bac I.
Cong thiJc ca'u tao ciia hai este la :
A. C H 3 - C O O - C H 2 - C H 3 va C H 3 - C O O - C H 3 .
B. C H 3 - C O O - C H 2 - C H 2 - C H 3 va C H 3 - C O O - C H ( C H 3 ) - C H 3 .
C. C H 3 - C O O - C H 3 va H - C O O - C H 2 - C H 2 - C H 3 .
D. CH3 - COO - CH2 - CH3 va H - COO - CHj - CHj - CH3.
Hay chon c6ng thiic diing.
1.72. X la este cua m6t axit cacboxylic don chiic va ancol etylic. Thiiy phan
hoan toan 6,9375 gam X da diing 125 ml dung dich NaOH IM. Luang
NaOH du 25% so v6i li thuyet.
C6ng thiic ca'u tao ciia este X la :
A. H - C O O - C 2 H 5 .
B. CH3-COO-C2H5.
C. C2H5-COO-C2H5.
D. Ca A, B, C deu diing.
Hay chon c6ng thiic dung.
22
1 73. Cho 8,6 gam este X bay hoi, thu dupe 4,48 lit hoi X a 273"C va 1 atm.
B. CH3 - OOC - COO - C3H7.
y I ::
C. C H 3 - O O C - C O O - C H 2 - C H 3 .
; ,.
D. Ca A, B, C d^u diing.
Hay chon cdng thiic dung.
'
'
*^
23
1.76.
PhSn 2 cho tdc dung vdi 3 0 gam CH3COOH (c6 H2SO4 dac xiic tac) .
Este X C O c6ng thirc phan tir C
Hay chon dap s6' diing.
Este X C O cong thurc phan tir C4H5O2 khi tac dung v6i dung dich
1.80.
H6n hgp M g6m 2 este dan chiJc X. Y han kem nhau mot nhom CH2.
NaOH, thu dugc 2 san pham c6 kha nang tham gia phan irng trang bac.
Cho 6,7 gam h6n hgp M tac dung vCra dii vai 1 0 0 ml dung djch NaOH
C6ng thirc ca'u tao ciia X la :
I M , thu dirge 7,5 gam h6n hgp hai muoi.
A. C H 3 - C O O - C H = CH2.
C6ng thiic ca'u tao ciia X va Y la :
B. H - O O C - C H 2 - C H = C H 2 .
A. C H 3 - C O O - C 2 H 5 va H - C O O - C 2 H 5 .
C. C H 2 = C H - C O O - C H 3 .
B. C H 3 - C O O - C H = CH2 va H - C O O - C H = CH2.
D. H - C O O - C H = C H - C H 3 .
gam va
C.
85
gam va
18,5
9,2
15
Cho 10,4 gam este X ( C 4 H 8 O 3 ) tdc dung vCra du v6i dung dich chiJa
0,1 m o l N a O H t h i thu duoc 8,9 ^"-^ mu6'i.
CnCBOHIDRRT
C6ng thiic ca'u tao dung cua este la :
A.
CH3 - COO - CH2 - CH2 - O H .
B. H - C O O - C H 2 - C H 2 - C H O .
2.1.
C. H O - C H 2 - C O O - C 2 H 3 .
D.
A . T i n h bSt va xenlulozo k h i chay 6iu cho n^^o^ • " H J O
CH3 - CH(OH) - COOCH3.
C. T i n h b6t va xenlulozo d6u khong tan trong nu6c.
D) Thuy phan tinh bot va xenlulozo den tan cung trong moi truong axit
(H2SO4 loang) deu thu duoc glucoza ( C ^ H j ^ O f , ) ,
Uhg v6i cong thurc phan tir C3H(;02 c6 bao nhieu d6ng phan mach ho
CO the tac dung vol Na va bao nhieu d6ng phan mach ho khong tac
dung vdfi Na ?
A . 2 va 5 ddng phan.
C6ng thiJc t6ng quat ciia hidratcacbon la :
A- CnH2nOm;
B. ( C H 2 0 ) ^ ;
C.
D)
C„(H20)^;
C„(H20)^.
Hay chon c6ng thiJc diing.
Hay chon dap an diing.
2.3.
G l u x i t thu dupe trong qua trinh :
A . Quang hop.
B. T h i i y phan saccarozo.
C. Tuong tac ciia cacbon v6i nude.
D. Hoat d6ng s6'ng ciia men.
Hay chpn dap
2.4.
dung.
,(
C. 3, 5, 6, 7 ;
D. 1, 2, 5, 6 .
A . 2, 5, 6, 7 ;
B. 2, 5, 7 ;
C. 2, 3, 4, 6 ;
D. 3, 5.
Glucoza va frutozo la :
A . Disaccarit.
2.9.
T i n h cha't dac trung ciia xenluloza la :
ling este hoa vdri axit ; 7. De dang thu dugc tir dau mo.
Hay chon dap an diing.
Nhffng tinh cha't neu dung :
C6ng thu-c hai dang mach vong ciia phan tir glucoza ( a - glucoza va
P - glucoza) khac nhau a ch6 :
A. V i .
C. V| t r i tuang d6'i ciia nhom h i d r o x y l a nguyen ti!r C, trdn mat phang
, ,„ y
1. Cha't ran ; 2. Mau trang ; 3. Tan trong cac dung m 6 i hiJu ca ; 4. Co
C. A n c o l va xeton.
2.6.
, ,
Hay chon dap an dung.
' '
B. D6ng phan.
,
D. Kha nang phan ling.
B. V6 ca'u true ciia mach phan tir.
Hay chon dap an dung.
C. D6 tan trong nu6c.
T i n h chat dac trimg ciia saccaroza la :
D. Dae trung ciia phan iitig thiiy phan.
Mm,
OQ
C. P h a n t u k h 6 ' i c i i a x e n l u l o z o b a n g c u a t i n h b 6 t .
B. CaCOg.
D . K h 6 n g x a c d i n h dugfc.
C. C u O .
D. Cu(0H)2 trong m o i trudng kiem.
Hay chpn dap an diing.
• '
2 17.
H a y c h o n dap a n d u n g .
2.13.
(-C6H,o03-)n
D e phan biet dung djch g l u c o z o va ancol etylic c 6 the dung :
Hitu
A. Natri k i m loai.
11,2 l i t
CO2 ( d k t c ) . D a p s6' l a :
C. G l u c o z o .
A. 45 g a m glucozo.
D. Ca A , B, C d^u dung.
2.15.
> C2H5OH
A . 3 4 0 , 7 4 k g C2H5OH .
NH3.
D . C h i d i j n g d u n g d i c h bac n i t r a t .
2.14.
> CgHijOg
tap c h a t san xua't d u p e b a o n h i e u C 2 H - , 0 H ?
B. D u n g d i c h a m o n i a c .
C. D u n g d i c h bac n i t r a t t r o n g
So d d s a n xua't a n c o l e t y l i c tCr t i n h bOt :
a x e t i c l o a n g . Thu6'c t h i r c 6 t h e d i i n g de p h a n b i e t 4 d u n g d i c h t r e n l a :
H a y c h o n dap a n d u n g .
A . C u ( 0 H ) 2 t r o n g m 6 i t r u 6 n g k\6m ( C u ( 0 H ) 2 / 0 H " ) .
X e n l u l o z o va t i n h b 6 t l a n h i r n g p o l i s a c c a r i t c 6 p h a n tir khd'i ra't I d n . K h i
B. D u n g d i c h A g N O j / N H j .
so s a n h n g u d i t a tha'y :
A . P h a n tir kh6'i c u a x e n l u l o z o n h o h o n c i i a t i n h b 6 t .
B. P h a n t i r kh6'i c i i a x e n l u l o z o idn h o n cua t i n h b 6 t .
C. D u n g d i c h b r o m .
D. Natri k i m loai.
H a y c h p n dap an d i i n g .
2.20. De phan biet dung dich cac chat rieng bidt g6m : tinh b6t, glucozcr va
saccaroza ngirdi ta diing thu6'c thir:
A. Dung dich iot.
, ,
B. Dung dich HCl.
C. Cu(OH)2/OH~.
4) Glucoza tac dung v6i luang du anhidrit axetic (CH3CO)20 thu duac
este chu-a 5 goc C H 3 C O O - , chtJng to trong phan tix glucoza c6 5
nhom - O H ;
5) Khi d6't chay hoan toan glucoza thu dugc s6' mol CO2 bang s6' mol
1) Tat ca cac hop chat c6 cong thiic thuc nghidm (c6ng thlic dan gian
nha't) la CH2O dfiu la gluxit ;
2) Khi khi!r hoan toan glucoza (C6H]206) thanh n-hexan, chiimg to
glucozo CO mach cacbon kh6ng phan nhanh gdm 6 nguyen tir
cacbon ;
3) Glucoza vCra c6 tinh khCr, vura c6 tinh oxi h6a ;
32
2.24.
Co cac dung dich khong mau : HCOOH, CH3COOH, glucozo
(C6H,206), glixerol, C2H5OH, CH3CHO. Diing nhirng cap chat nao de
nhan biet ca 6 chat ?
A. Cu(0H)2 , quy tim, AgN03 trong dung dich NH3.
B. Quy tim, NaOH va Ag20 trong dung dich NH3.
C. Cu(0H)2 , AgjO trong dung dich NH3 va NaOH.
D. Quy tim, Ag20 trong dung dich NH3, H2SO4 dac.
2.25. Phan urng nao chirng to glucoza c6 the t6n tai du6i dang mach vong ?
A. Oxi hoa glucoza bang Cu(0H)2 trong m6i truomg kiim.
B. Oxi h6a glucoza bang dung dich AgN03 trong dung dich NH3.
C. Cho glucoza tac dung v6i CH,OH khi c6 mat hidro clorua khan
(HCl) de thu dugc metyl glucozit.
D. Khir glucoza bang H2
Ni xiic tic,)
2.26. Phan irng n^o khfing th^ tao ra glucoza 1
A. H - C H O dung dich Ca(OHb ^
B. CO2 + H2O
'^^"^attrcri.diepluc ^
2.32. Cho 36 gam glucoza tac dung hoan toan v6i dung dich AgN03 trong
NH3 thi thu dugfc bao nhieu gam bac kim loai ?
A. 43,2 gam ;
B. 21,6 gam;
C. 10,8 gam ;
D. 5,4 gam.
2.29. Co 4 goi b6t trSng CaCOg, NaCl, SiOj, xenluloza. Ngu5i ta phai phan
bifit 4 chat do bang cac thu6'c thi!r
A. Dung dich H2SO4 dac. |
B. Dung dich HCl va AgNjOj
2.33. Cho 4,5 kg glucoza len men. Hoi thu dugc bao nhieu lill ancol ei'lic
nguyen chat (d = 0,8 g . m f ' ) va bao nhieu lit CO2 (dktci? Biet hiOu
sua't phan u:ng la 80%.
A. 2,3 lit ancol va 560 lit CO2.
B. 2,3 lit ancol ya 636 lit COj.
C. 2,3 lit ancol va 725 lit COj.
D. 2,3 lit ancol va 896 lit CO2;
Hay chon dap an diing.
'C. Dung dich HCl va O2 (d6't chay).
D. Dung dich HCl va dung djch NaOH.
Hay chon dap an diing. )
2.30. TCr tinh bSt hoac xenlulcyza c6 th^ di^u ch^ cao su buna theo sa 66 sau:
(CgHjoOs^
X ^1 Y
Z ^ Cao su Buna.
Hay chon chat X, Y, Zj thich hgp.
HNO3, CH3
-COOH.
D. Chiing d6u kh6ng tan trong nudrc.
Hay chon dap an sai.
A. Glucoza;
B. Fructozo ;
C6 4 gdi bot trang : glucoza, saccarozo, tinh b6t, xenluloza. Hay chon
2.40. b6 thu6'c thir d^ c6 the phan biet duoc ca 4 cha't:
C. Xenlulozo ;
D. Sacarozo.
A. Nu6c., dung djch AgN03 trong NH3.
*
Hay chon dap an dung.
B. Nudrc, O2 d6't chay, dung dich AgN03 trong NH3.
2.36. Cho 360 gam glucozo len men th^nh ancol etylic (gia six chi xay ra
phan umg tao thanh ancol etylic) va cho ta't ca khi cacbonic thoat ra hap
C. Nude, dung dich AgN03 trong NH3, dung dich I2.
thu vao dung dich NaOH du thi thu dugc 318 gam Na2C03. Tinh hieu
D. Nude,.dung dich HCl, dung dich AgN03 trong NH3.
sua'l phan ling len men.
Hay chon dap an dung.
A. 50% ;
B. 62,5% ;
Dung dich NaOH
C. 75^0 ;
Hay c/hon dap An diing.
Hay chon ddp an dung.
!.39. So sanh tinh b6t va xenluloza ta tha'y :
A. Chiing ddu dirac tao thanh nhd phan irng quang hap. ;
B. Chiing dfeu thiiy phan (xiic tac H"^) tao ra glucoza.
\
>6
2.42. Cho axit nitric dac (c6 mat H2SO4 dac) t^c dung \6i cdc cha't sau:
glixerol, xenluloza, phenol, toluen thu dugc c^c san pham c6 c6ng thiJc
tuong irng la : C3H5N3O9 (1), (C6H7N30,,)n (2), C6H3N3O7 (3),
C7H5N3O5 (4). Nhung cha't thugc loai hop cha't nitro la :
A. 2, 3 ;
B. 2, 4 ;
C. 2, 4, 5 ;
D. 3, 4.
Hay chon ddp dn diing.
2.43. Mot loai xenlulozo c6 kh6'i lirgng phan tir 1.500.000 u (dvC). Hoi thuy
phan hoan toan 1 mol xenlulozo thu dugc bao nhieu mol glucozo ?
A. 8627 ;
B. 9259 ;
C. 12.048 ;
D. 12.815.
2.44. Cho axit nitric dac (c6 mat H2SO4 dac) tdc dung v6i xenlulozo thu
dugc njiieu este khac nhau, trong do c6 este X cMa 11,1%N, bie't khoi
lugng phan tir ciia nhom mat xich CgHjoOs la 162. C6ng thiic ciia este
Nhung phat bieu dung la :
Hay chgn cdng thirc dung.
3.2.
A. 1,2, 5 ;
B. 1,2, 4, 5;
C. 2, 4, 5 ;
D. 1,3, 4.
Hay chgn dap an dung.
Co cac c h a t : N H 3 (1), (CH3)2NH (2), CgHj -
NH2 (3), CH3 - NH2
(4),
CH3-C6Hs-NH2(5).
Tinh bazo cua cac chat dugc x6'p tang din theo day :
•
A. 1 < 2 < 3 < 4 < 5.
^
3.6.
A. HCl, NajCO^, NaOH, CsH-^OH.
B. HCl, Cu, NaOH, C2H5OH.
C. HCl, Na2C03, NaCl, C 2 H 5 O H .
A. 4 cap cha't ;
B. 5 cap cha't ;
C. 6 cap chat;
D. 7 cap chat.
Hay chpn dap an diing.
Hgp cha't amin c6 c6ng thiJc ca'u tao :
CH3 - CH2 - CH2 -CH - CH3
Khi hoc bai amino axit, mOt hoc sinh tdng kd't :
1) Amino axit la nhirng axit cacboxylic c6 chiia nh6m churc amin a g6'c
hidrocacbon.
2) Tat ca cac cha't tac dung vdi dung dich HCl va dung dich NaOH deu
la hop cha't luong tinh.
3) Trong dung dich, amino axit t6n tai dudi dang ion lirong circ.
4) Tinh axit ciia glyxin ( N H j - C H 2 - C O O H ) manh hon ciia axit
axetic.
5) Cac amino axit la nhOng tinh th^ khSng mau, c6 vi hoi ngot va de
tan trong niidrc.
Nhifng phat bi^u dung la :
A. 1,2, 3, 5 ;
B. 1,3, 4, 5;
C.2, 4,6;
.
D. 1,2, 4, 5.
Co 4 dung dich khOng mau : glucozcf, glixerol, h6 tinh b6t va long
trdng triing. De phan biet 4 dung dich trdn diing cac thuo'c thii:
A. HNO3 dac nong, t" .
B. lot (I2).
C. AgN03 trong dung dich NH3 .
D. Cu(0H)2 trong dung dich NaOH, t".
Hay chpn dap an diing.
3.9.
Co 5 dung dich khong mau :
H-COOH (axit fomic) ; H 2 N - C H 3 - COOH(glyxin), Nal ;
HOOC -
COOH (axit glutamic) ;
H 2 N - ( C H 2 ) 4 - C H ( N H 2 ) - C O O H (lysin).
CH2 - CH2
-
CH(NH2) -
.erx
Cap thu6c thir t6't nha't de nhan bie't 5 cha't la :
A. HCl va AgN03 trong dung dich NH3 .
41
B. Dung dich HCl va
B. C 3 H S O N 2 ;
C.
C3H8O2N2;
D.
3.14.
X la mot amin dan chiirc bac nha't chlia 23,73 % nita.
C6ng thiic phan tii ciia X la :
A.
C3H5-NH2 ;
B. C 4 H 7 - N H 2 ;
C.
C3H7-NH2 ;
D.
3.15. Dung dich metylamin C H 3 - N H 2 c6 the phan ling dirpc vcfi cac chat nao
sau day : Na2C03; FeClj; H2S04loang ; C H 3 C O O H ; CgH^ONa va
quy tim ?
A. FeCl3, H2S04loang, C H 3 C O O H , quy tim.
B. Na2C03, FeCl3 , H 2 S O 4 loang, CgHgONa.
3.13. Hap chat X gom cac nguyen to C, H, O, N v6i ti le khoi luang tirong
ling la 24 : 5 : 16 : 14. Biet phan tir X c6 2 nguydn tii nita. Cong thirc
phan tir ciia X la :
H2SO4
loang, quy tim.
>
3.16. Cho 0,1 mol chat X (CjHgOjNj, M = 108) tac dung v6i dung dich
chiia 0,2 mol NaOH dun nong, thu dupe chat khi lam xanh gia'y quy
tim tam u6t va dung dich Y. C6 can dung dich Y thu dupe m gam chat
ran khan.
m CO gia tri la :
A. 5,7 gam ;
C. 15 g a m ;
Hay chpn dap an diing.
B. 12,5 gam ;
D. 21,8 gam.
**.
3.17. MOt amino axit chiia 46,6% C ; 8,74% H ; 13,59% N ; con lai la oxi.
C6ng thurc phan tir trung v6i c6ng thiic dan gian nha't.
C6ng thiic phan tir ciia amino axit la :
A.
42
Hay chon c6ng thtrc dung.
D. C-iHijOjN,.
3.18. Cho c6ng thiic phan tir cua cac amino axit la :
A.
C4H9NO2 ;
C.
C
-3
N
C6H5NH2
C. Nhir nhau.
Hay chpn dap an diing.
D. Khong so sanh dupe.
3.26.
Hgp chat X la mdt amino axit chiia 1 nhom - N H 2 va mOt nhom
Hay chpn dap an diing.
- C O O H . Cho 0,89 gam X phan iJng vtra du vdi axit HCl, tao ra
1,255 gam muO'i. COng thiic ca'u tao ciia X c6 the la :
3 30.
A. C H 2 - C O O H ;
Tinh chat bazo ciia amin gay ra boi phan tir cua no c6 chu'a :
A. Goc hidrocacbon.
• NH2
B. Nguyen tir nito con cap electron tir do.
B. C H 3 - C H - C O O H ;
C. Nhom amin.
NH2
B. Amin ;
C. Amit ;
D. Amiacat.
D. Lien ket amin.
Hay chpn dap an dung.
Hay chpn dap an diing.
3-32.
3.28.
Dung dich A g6m HCl va H2SO4 c6 pH = 2. De trung hoa hoan loan
Nhom amin trong phan tir anilin c6 anh hirong den vong benzen, the'
hien :
0,59 gam hOn hpp 2 amin no, don chu-c, bac 1 (c6 s6' C khOng qua 4)
A. Lam thSm mau.
A. C2H5NH2 va C4H9NH2.
B. Lam tang kha nang phan ling ciia nhan benzen.
B. C2H5NH2 va CH3NH2.
C. Lam giam kha nang phan ling cua nhan benzen.
C6ng thu-c phan tir ciia amin la :
A. Co the.
B. Khong the.
C. La amin bac cao.
D. C 4 H , i N
3 38. Hoc sinh thu" nha't n6i : Anilin la dan xuSit ciia benzen, trong do nguyen
tij- hidro dupe thay the' boi nhom amin.
A. Khoi luang mol ciia metyl amin nho hon.
Hoc sinh thir hai noi : Anilin la dan xua't ciia amoniac, trong do nguyen
tir hidro dupe thay the' boi g6'c phenyl.
C. Nhom phenyl lam giam mat d6 electron ciia nguyen tir N .
Hpc sinh nao n6i ddng ?
D. B va C d6u dung.
A. Hpc sinh thu-nha't diing, thii hai sai.
Hay chon dap an dung.
B. Hpc sinh thu" hai ddng, thir nha't sai.
C. Ca hai d6u dung.
3.39.
Co cac hop cha't hiru co : Phenyl metyl ete, toluen. anilin, phenol.
A. 1,2, 7 ;
B. 2, 4, 6, 7 ;
Nhirng chat c6 the lam mat mau dung dich brom la :
C. 7 ;
D. 4, 6.
A. Toluen, anilin, phenol.
Hay chpn dap an dung.
B. Phenyl metyl ete, toluen, anilin, phenol.
D6't chay hoan toan m6t amin thom bac nha't A, thu duoc 1,568 lit khi
CO2, 1.232 lit hoi nude va 0,336 lit nito.
C. Phenyl metyl ete, anilin, phenol.
Di trung hoa he't 0,05 mol A cin 200 ml dung djch HCl 0,75 M . Bie'i
Hay chpn dap an diing.
D. Phenyl metyl ete, toluen, phenol.
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