TRUONG
THPT
OEO
NUY
TU
Hg,
tOn
thi
sinh:
S0
b5o
danh:
Ph6t
biOu
dring
ld:
4.7,2,3.
CAu
5:
Cho
c6c
cdng
thirc
sau:
X:
-[-NH-
(CI!)6-CO-]
Y:
-[-NH-
(CHz)r-
CO-]-".

gian
ldm
bdi:
90
phtu;
(50
cdu
trdc
nghiQm)
Me
da thi 400
Cdu
1:
Cho
hvq
chSt
C12H1g
c6
cAu
t4o
g6rn
6
nh6m
-CH3
dinh
vdi 6
nguy€n ru
C
cria nhan
benzen.

tr6n
c6
th6
tac dlrn!
vcri
Br6m
khi
c6 bQt
s6t.
D.
Hqp
chlit
chdt
h6n
thuQc
day
OOng
ddng
cria benzen.
911 ?:
Mai
6ng
nghigm
chrla
mgt
rrong
clq dung
dlch
sau:
Kr;

eiAu
ch6
duo. c
800 r5n
gang
chua
5yo
c.
cho
bi€t
trong
qu6
hinh
s6n xu6t
lugng
sat bi
hao
hpt 1%.
v0y
a c6
gi6
hi:
A.
1060,13
t4n.
B.
goo,lt
tan.
c. 1325,t6
t6n.

oxy
h6a manh.
g-
fat
chcdcmu6i
nitrat
dAu
dC
tan trong
nu6c.
q-
Mu6i
nihat
h.ong
mOi
trudng
axit c6 tinh
oxy
h6a manh.
cH3-cH-CHr
<
HzO
<
CH3COOH.
I
I
OH
D.2,3,4.
D.
Chi c6 Z.

H2O
<
CH:COOH
<
CH:-CH-CH:
<
CH:OH.
I
OH
C.
CH3-CH-CH: <
CH3OH
<
HzO
<
CH:COOH.
I
OH
D.
CH3-OH
<
Trang
l/6 -
Ma
d6 thi 400
www.VNMATH.com
CAu
7:
Hda
tan

khan.
m
c6
gi61.i :
A.6,83
gam.
B.
6,08
gam'
C'
5'83
gam'
D'
6'83
gam'
.
CAu
8: MQt
c6n
c6 2
ilacdn
A,
B.
Trdn
cit1
ffiacdn
c6
2 cdc
thtry.titft
gqi

m
sam'
d€
ph&n
img
hodn
todn
:
A. DIa
A
chim
xuOng-
B. Dia
B
chim
xu0ng.
C.
Dia
A
c6
thA
chim
xuOng
hoflc
nim
ngang
vdi
ilia
B'
D. ETa

l0:
phuong
ph6p diAu
ch6
etanol
ndo
sau
ddy
chi
dr)ng
trong
phdng
thi
nghiQm:
a.
irru
rra;;qp
w,i
crrL
vd
hoi
nu6c
ili
quath6p
c6
ch{raHsPo+.
B.
Cho
etylen
i6"

nitro
toluen;
i6)
(CzHso)zo;
(7)
(CzHso)zSoz'
KCl.NaCl
dga
vdo
sg
kh6c
nhau
gita:
A.
NhiQt
dQ
n6ng
chlY.
C.
Tinh
ch6t
h6a
hoc
Nhimg
ch6t
ndo
lh este:
A.(1),
(3),
(4),

c6c
Phin
img
sau
:
1)
ci2
+
H2o
+
HCIO
+
HCI
2)
Clz+
HzO
+
2SOz
-+
HzSO+
+
zHCl
3)
cl2
+
H2S
-+
2HCl
+
S

8.1,2,3,6.
''
3,4'5'6'
D"
7'2',3',A',5',6'
ciu
13:
MQt
lopi
rugu
c6
trrtroi
tuqng
rieng
0,92
g/ml
thi
tlQ
rugu
ctra
n6
ld
bao
nhi€u?
Bi6t
r.f-rAi
i"q"g
rieng'c,ia
ruqo
nguy6n

ld
I l'25'
Cho
X
di
ch{m
qua dung
dich
nu6c
br6m
du,
tu.t
ttti
phan
ung
x&y
ra
hodn
todn
KrOi
tuo.ng
binh
t6ng
th€m
0,84
gu*. X
phii c6
hydrocacbon
ndo
sau?

otrng
100.gam
dung
dich
NaoH
8%
tl€
trung
hba
HNOr
du,
dung
dich
ttem
c6
c4n
tn" A-*i.
Ol
g;
Tugi^kh*'
COng
thric
cira
1o4i
d6
tl6
ld:
A.
CaCOs.
MgCO3.

d4c,
szu
[na"
ong
thu
iluo.c
h5n
hqp
este
vdi
8,8
gam
Trang2l6
-
Ma
dd
thi
400
www.VNMATH.com
!a.u
17:
OOt
chay
hodn
todn
6,72lit
(dlctc)
mQt
h6n hgp
gdm

ld:
'
,
CH3COOCzHs
vd
5,55 gam
HCOOC2H5.
HiQu
suAt cria
2 este
img
voi 2
axit CH:COOH
vd
HCOOH
lAn
lucrt ld:
A.
s0%-50%.
ts.50%-75%.
c.7s%-
s0%.
D.60%-
7s%.
A.
30
gam.
ts"
40
gam.

0,01
mol Fe(l'trO:): vd 0,15 mol
HCI
c6
kh6
ndng
hda
tan
t6i da m
gam
Cu
(tao
ra
khiNO
duy nh6t).
m bing:
cffu
19:
Nhiet phan
hodn
toin
20 mQt
h6n
hgp
gdm
Mgcor
;
caco3
vd Baco: thu eluoc
chAt

gi|tri
ll:
A.
52,5Yo.
ts.96,75oh.
A.38,5 gam.
8.42,8
gam.
C.25,2
gam.
D.19,25
gam.
CAu
21:
Sd
Oxy
h6a
cria
S trong
phdn
ru
(NlIa)2S2Os
ld:
A.
+6.
B.+7.
C.+4.
D.
-2.
cau

1.
B.
cAn
2vit4.
c. c0n
2vit3.
D. cen
tat ca.
CAu
23-:
O6t
cnay
hodn todn
z
fryOr""".Uon
c6 cung
s6
mol
vd
cDng
s5
nguyen tu C
trong
phtn
tu
thu
clugc
1,76 gam
CO2 vd
0,9

phAn
img.
X
+
Cu
+ kh6ng x6y
ra
ph6n
img.
Y
+
Cu
-*>
khdng xAy
ra
ph6n
irng.
x
+
Y
+
cu
+
xtry
ruphan
img.
X
vd
Y la
muSi

ddn
10oC.
Lugilg
tinh the
CuSO+.5HzO
t6ch
ra khoi
aung Oicn ia m
gam.
Bi0t
dQ
tan
cria
CuSOa
d
10oC bing
lT,4
gam,
m nhfln
gi6
hi:
cdu
25:
cho
c6c
chat:
caH16o,
caHecl,
C+Hro, caH11N.
56

clinh
sau ddy
dring hay
sai?
ll
chfuthiru
co
ndo
co
khi
ndng
cEng
aito.
"
t idr6
sE
c6ng duoc
dung
dich br6m.
iV
Ch6t
hiru
co
ndo
c6
khi
ndng
tpo dung
dlch
xanh

Rugu
thorn
la
chat
c6
e6ng
thrlc t6ng
qu6t
CeFIo,(OH),
B.
Rugu
thcnn
ld
chAt trong phdn
tu
c6 nhdn
benzen
vd
c6
nh6m
hidroxyl.
C.
Rugu
thorn
ld
ch6t
c6 nh6m
hidroxyl
gfn
tr€n mpch

dung
voi
Na
du
thu
dugc
5,6
lit
H,
(d6.il6;lih6iGg
tiene
cria
rugu
ld
0,8
g/ml vd
ctra
H2o
la
I
g/ml'
DQ
cira
ruou
x
ld:
c.
45,50o.
D.
98,25o

mQt.h6n
hqp
khi
d
di€u
kiQn
nhiqt
dQ
vd
6p
*a,
"a"
a;,1,
iiiu
ll,og;ibo,
"A
th6
t(chcdn
lai
ld
hoi
nu6c
vd
khi
Nz'
T9
lQ mol
cria
2 monome
tucmg

phdn img
xdy
rl
hJan
toan
thu
tluo.
c
itrAt
ran
X.
Hoa
tan
ch6t
rdn
X
bdng
dung
dlch
HCI
du
thu
du-o.c
Ouge
{i"f,
i-vikhl;,
;5t
"ftay
fto*
todnZ

ciryg
c6
chira
0,02
mol
C*
;
0,06
mol
Na*;
0,03
mol
Mg'*;
0,01
mol
NHa*;
o,oz
*li
so;t;
-0,i1
,nof
ncor-
vd
x
mol
Cl
. x
nh$n
gie
hi

CAu
32:
Mqt
h6n
hqp
g6m Nr;
Hz
vd
NHr
cO
t,r
kh6f
hoi
so v6i
hydro
bing
8'
cho
h6n
hqp
ndy
di
qua
dung
dich
II2SO+
dgc
thi
the
ti"h

lo*i
Fe,
Cu
(n:n*
d6
Fe
chi6m
30%vE
khdi
luqng)
vdo
50
mr
dung
dich
HNor
nopg
d0
63%G:\ld
ymil
oun
no1g,r<!u6f
9":191,$n
toi
cdc
phin
img
hoirn
toan
thu

hoi
kh6ng
d6ng
k6')
^
A.37,8
gam-
n.3S,t
ga*'-
C'
45
gam'
D'
36
gam'
Ciu
34:
Cho
c6c
cdu
sau
:
^
a . .,
A
.t +i: u^
l)
Trong
pha" ,id;;6
hqp,

thav
d6i
ho[c
kh6ng
thay
d6i'
3)
Trong
phin img
ph.n huj',
,O
otittoa
",i"u
"a"
nguygn
td
c6thA
thay
d6i
hoflc
kh6ng
thay
d6i. .
.
4) T'rong
phin img
ho6
hqp,
s6.oxiho6
cta

;16,
;5;ffitil.6"
nguyci
i5 too"
thay
d.i.
Nhimg
cdu
dring
lir
:
A.1,2,3,-4,5,6,7.
B,'l'3'6
',7'
C.1,2,,3,,4,5'
D'l'2'5'6
'7'
Cflu
35:
Nhimg
ch6t
nao
ld
dbng
ph0n
c6u
t4o
oria
nhau
?

k6t
qu6 phir
hqrp.
(4)
(5)
(6)'
(7)
A.
I
vd 2;3
vd 4.
B.
1 vd 2;5
vd6.
"
C.
1 vd 4;3
vd7.
D. 1 vd
Z;3 vit7.
CAu
36: Cho
bi€t
0,95
gam
MnO2 khOng
tinh khi6t
tic dpng
vila
dri

1,56 gam
mdt
ankin
A thu dugc
anddhit B.
TrQn
B
vdi
and€hir don
chirc C.
Th€m
HzO
thdnh
100
ml
dung
dlch
D chira
B vd C vdi
n6ng
dQ
t0ng
cQng
la 0,8M.
Them tir
tu
dung
dfch
AgNO3
du

vd 0,2 mol
C.
C.
CH3CHO;
HCHO;0,1
mol
B vi.0,15
mol C.
D.
CH:CHO;
HCHO;
0,08
mol B
vd 0,12
mol C.
CAU
38:
Cho
m
gam
mirn
cua
c6
chfta 60Yo
xelulozo
thriy
phdn
thdnh
glucozo,
sau d6 l6n

qQt
este
no don chric
bing dung
dlch
NaOH vira
dfi
thu dugc
mudi khan
c6
khdi
luqn'rg phdn
tu
bing}4llg
kfr6i
luqng
este.
qr
nrOi
hoi cria
este
so
vcri kh6ng
khi bing 4.
COng
thric
cdu
tao
cria
este

l
2.
Phhn
fmg
ch{m
vdi
NaOH
0 nhiQt dO thu}ng
nhrng
phin
img
sE xiry
ra nhanh khi dun
n6ng.
3. Sin phAm
thu
du-oc
khi
cho
tac dgng
voi NaOH
c6 th€ tham
gia
phin
img
tr6ng
guong.
A.
Cffr-COO-CH:CHz.
B.

c6 m6i trudrng
c.3.
8.4.
D.6.
!l-t 11:
X
ld
hqrp
chAt
hrru
co
mpch hd,
duo.c diAu
ch€ ru
ruqu
propadiol-1,3(Ho-cH2-cH2-
CHz-OH)
v6i
mQt
axit tlon
chric
B.
Trong
X chi
chfa mQt lopi
nh-6m-chrtc.
Khi'cho 16
gam
X
t6c

C6ng
thrlc
cta
Fe*O,
ld:
A.
FeO.
B. Fe2O3.
C. Fe:O+.
D. Dt
li6u sai.
Trang
5/6
-
I4a
de thi 400
www.VNMATH.com
CAu
44: H6n
hqp
X
g6m
r-ugu
no
A
vd
axit
no
don
chirc

thu aii"Zz
gamCO)vd
11,igam
H'o-9o^1€.thirc
cria
axit
vd
rugu
ld
:
A. C}I3COOH
vd
CzHsOH.
B"
(COOH)z
vd
CH:OH'
.
C.
CH3COOH
va
Oif CHz-CHz-OH.
D.
(COOH)z
vd
OH-CHz-CHz-OH'
Cau
45:
MQt
h6n

dich
nudc
brom
fia.
irt6i
lugng
C2Ffu
trong
h6n
hqp
A
ld
:
A.
3
gam.
8.2
gam'
C'
7'I2
gam'
D'
2'5
gam'
cau
46: O6t
cnay
hodn
todn
m

N2
(dktc)'
m
c6
gi6
tri
ldi:
A. 6
gam.
8.9
gam'
C'
12
gam'
D'
15
gam'
cdu
47:Nung
28,8
gam muSi
natri
ctra
mQt
axit
dcrn
chirc.voi
NaoH
(cao
xric

d!c]r
HNo:
thu
dugc
dung
dich
X
vit
0,2y4lit
khi
(dlctc) ld
mQt
O*it
t,iu?tito
ld
san
phAm
aui
ntr6t'
COng
thrlc
cin7
oxit
lAn
iuqt
ld
:
A.
FegO+
vd

ngdn
x6p.
Sau
thoi
gian
diQn
ph6n h
ZO
pfr6l
vOi
"yfog
dQ
ddng
diQn
9,65
ampe
thi
dung
dich
thu
itugc
chi
chta
mQt
ch[t
tan
96
pH:
13.
Coi;ffi;

0',15M'
D'
0'15M
vd
0'2M'
CAu
50:
Cho
Phan
img
thufn
nghich:
2SOz
+
Oz
a +
2SO3
(c6 xric
tac
VzOs
vir
to)'
Vpn
t6c
phin
img
thu4n
thay
d6i
nhu

N:l4;
O:16;Na:23;
t:til;gigo;'cu:+o;Fe:56;
Mn:55;
Bu 137;S:32:
P:31;
K:39
;F:
1 9
;
C
l:3
5,
5
;
M'E:24;
Al=27
;
Zn:65
:
Cu:
64
;
A
g:
1 08
;
Trang6l6
- Ma
di:

tr?
C ciia nhAn benzen. MQnh de
kh6ng
dirle:
!.
I{gp chdt tr6n
c6
tn6
trec
dgng
vrri
Br6m
khi cd
bQt sit.
Cfiu 2-
Mdi
Ong nghiQm chria
mQt trong
c6c dung
dich sau:
KI; BaCl2;
NazCOs;
NazSO+;
(NHq)zSO+;
KOFI; NaOH
. Khdng
dirng thdm thu6c thl ndo c6
thA nhOn tlugc:
D-
5

lugng sit
bi hao hqt l%.
Vay
a c6
giittri
:
C- 1325,16 t6n.
.HD
:
Kkiii
ltgn7 Fe c6 trong
800 ttin
gang (800.95)/100
+
760
t. Lryng
siit thqc
tii cin:
06A.100)/99
-+
767,68
t .
Cri lmol
FesOt
+
3 mol
Fe hay c*
232
tiin
FetO+

<t- Mudi
nitrat
trong
mOi truong axit
c6 tfnh oxy h6a
mqnh.
Phat
bi0u dring ld: li- 1.,3,
4
C6u
5-
Cho cdc
cdng thrtc
sau:
X-
-[-].lH-
(CH2)6-CO-I-"
Y-
-[-NH- (CHz)s-
CO-]-"
z- -bco-
(cH2)4-co-
NH-
(CHz)o-NH-l-"
To'nilon
img
vdi cdng thrlc:
A- Ce X,YrZ
CAu 6- Tinh
linh

h6n
hqp
2 mu6i c6 tj
lQ mol 1:1.
NOu
sgc
khi clo
du vdLo dung dich X, sau
c16 cd can
thu ilu,o.
c
ftn1+1,42\
gam
mu5i khan. m c6
gi6
tri : B- 6,08
gam
IlD. Cir t
mol FeClz
+
FeCls khiit lryng tdng
th€m
35,5
gant,
,szry ra
sii mol FeClz
:
sd mol FeCl:
:
I

0,lmol.
Vqy sii
gant citc 6xtt biing: m: mFe
+
mo:
4,48
:
0,1 .16
:
6,08 gatn.
CAu
8- MQt cdn
c62 ffiacdn Ao B. Tr€n cilZ ilacdn
c6 2 c6c thriy tinh kh6i lugng nhu
nhau chria cirng
mQt lu-ong dung
dich HCI
n6ng d0 nhu nhau
(cAn
thlng bing).
Th€m vdo c6c A mQt mi6ng
Zn c6 khdi
luo.ng
m
gam,
cdc
B
thdm 1 miting Mg cfing c6 khOi
lugng m
gam,

tI$.
Cflu 10-
Phucrng
ph6p
di6u ch6
etanol
nio sau d0y
chi dtng
trong
phdng
thf nghiOrn:
C-
Th&y
phAn
dAn sudt halozen trong mOi truang
ki6m.
cau
11- cho c6c
ch6t:
1t;
czHscl
,
(2)
czHsoNoz,
(3)
cH3No2
(a)
Tri
nitro
glyxerin

HzO.
C2H5OH
+
HNO.
< )
C2H5ONO2
+
H2O.
2C2H5OH
t'
HzSOq
a +
(CzHsOlfOz
+
?H:O.
1
I
www.VNMATH.com
C:Hs(OFI):
+
3HNOt
A+
Cr-#;(ONO2)r
+
3HzO'
CAU
12
Clo
gif
vai

Y' Ap
dang
cdng
th*c
dadng
chdo,
ta c6:
fItO
(tl:I)
=\
A.g2

0,12
:
6
CzIlsOIl
(d-0,5)
\0,08
-+
q.
Vqv
dp
ruquIq
4q%-,
Ca"
i;-
H6n
hgp
X
!O*

binh
tdng
th6m
0,84
gam'
X
phdi c6 hydrocacbon:
Ii- ProPen.
]-{D:
L{
:
11,25.
2
:
22,5.
Trong
2 hydrocacbon
phdi c6
cHt -
yhai
InqnT
cfia
cHq
:
(l
'792
'
22,5)/22,4-
0,84:b,giio",,railotcuo:a,g6/i6:0,a6vasiimolc*ahydrocacboncdnlqild0'02
mol

ioo
gam
fung
oichNaoH
8%
de
trung
hda
HNOr
du' dung
dich rlem
c6 cpn
thu
iul.
c
63
ga"m
rnu5i
tfr*.
COng
thtciria
lopi d6
d6
ld:
c-
cacor'2Mgco3'
HD:
C6ng
thftc
lit

b
:
2 va.c6ng
tfu}c
cila
dd
d6
ld
CaCO
j.2MgCo
j
c6u
t6-
Eun
nong
*Oirra.
hqp
;o;
t'i
gam
Ci{3cooH
v!
4-,6
gam
HCooH
v6i.18,4
gam czHsoH
c6
m{t cria
HzSO+

0,2mol
;
nHCooH:
0,1
mol
;
ncznsou:
a'4
mol'
Vi sii
mol
r$ou
>
sii
mol
axil
nan
lti{u surir
ttnh
rheo
axit:
HiQu suiit
v6i
CA,Cfjoi'zHs
-
8,8.I00%i8B-0,2
:
50%;
Hi€u
sudt

phnn ung
kh6i
lugng
binh
nudc
vOi
tdng
thOm
33,6
gam
vd
c6
m
gam t<Ct ma.
rn
c6
gi6
tri ld:
D-
60
garn'
HIi :
Gpi
x
vd
y ld si|
mo!
CzHz
vd CzHt
ta

tA i"i
COt:
2x
+
2y
:
0,6
mol
nAn:iyol
CaCOs
-
0'6
vit m:
60
gan'
C1u
18-
Dung
dich
A
chiia
0,01
mol
pr6or),
ua 0,15
mol
HCI
c6 khd
ning
hda

+
2NO;
-+
3Cu2'
+
2NO
+
4HzO
3
mol
I
nrcl
2 mol
Xntol0,l50,03lI+(tuvdx:(3'x'0'03)/2:0'A$mol'
Vq' sii
gam
Cu
phdn *ng
:
(0,045
+
0,005)64
:
3,2
gam'
Cffu
19- Nhiet
phdn hodn
todn
20

e;;kg,
ttr
Yotittoi
toqttg
cria
MgCo:
c6
gi6
tri
ld
:
D-
khoing
5?'5-
86,'15610.
.__+
IvtO
+
COz
HD: Goi
cong
th*c
cfia
3
muiii
ban
ddu
ld
IutCO:'
]ulCO3

taqt biing x,
y,
z
ta
c6:
81x+ 10fi,+
1972:100
xty*z:,022x5:1,.1
-,
y z-
1,1
-z
v-it
100<
(1ATv+
l97z),/11t+z)=
01A-B4x)i(l,t-x)
<.
197.
Suvra
52,5!%<B4x<86,75%.
CSu
20- Cho
0,25 mol
CuO tan hiit trong dung
dich
HzSOc
10%
vta dir vd dun n6ng, sau
phAn

n{)uO
:
0,25
:
trttdi lwqn7 dung dich
Hzfiot
20%
cdn
;
0,25x98xlAA/20
:
122,5
ganl.
t{hi|i
bqng
dung dich CuSO+ ld:
122,5
+
0,25x84'- 142,5
gam.
DQ tan cfia CuSO,t
6' l0"C
ld 17.4
gam
t{rc ld cir 100
gim
I{2O hdd ten
duqc
17,4
gum

cria S trong
phdn
tu
(NH+)zSzOs ld: A.
+6.
Cim22- D€
ph6n
biQt
phenol
va iuqu benzylic
ta
phai
dDng
thu6c thti C- Cin
2
vi
3 trong
s6:
i
-
Na.
2- dung
dich
NaOH.
3- dung
dich
nu6c
brom.
4- dung dich nu6c v6i trong.
Cfiu 23-

I ankan
vd l ctn kin
thi kht
diit
sd cd cimg sii mol
HzO
vit COz.
Gpi ntd sii
rcgtryLn t* C vd sii mol
ld
a. Ta
c6:
Cnlf:,1t
+
Ot
+
nCOz
+
futI)tI2O
CnI'Iz,
+
Ot
+
nCOz
",'
nH20
an
+
an
:

kh6ng x&y ra
phin
ung.
Y
+
Cu + khOng xiy ra
phdn
img.
X
+
Y
*
Cu
+
xiy ra
phin
img.
X vd Y ld mu6i :
A. NaNOr
vh
NaI{SO+.
Cfru 25-
Cho
c6c
ch6t:
CaHleO,
CaHeCl, C+Hro,
CaHlrN.
SO
d6ng

chAt cd nh6m hidroxyl
gf,n
tr6n
m4ch nhdnh cria hidrocacbon
tho'an"
Cflu 28-
Dung dich
X
ld h6n
hgrp cria rugu
etylic voi
HzO.
Cho 20,2
gam
X
t6c dr;ng v6i Na
dr.r
thu du-o.
c
5,6 lit H2
(dktc).
nitit ttrOi lugng
ri€ng
cria rugu la
0,8
g/ml
vd
cria
H2O
la I

1,8
-+Vuz6:
1,8 mt vd m
c'zttsoH:
0,4.46:
18,4
"-+Yc:zusou

1B,4i0,8
:
23ml
Y,$y dO ruqu
ld 23.1\aiQ3't I
,8)
:
92,74".
Cffu
29-
Khi
d6t ch6y hodn todn mQt lugng
polyme
X
(
t4o
thanh
do
qu6
trinh
d6ng
trDng

ld
[x(CII2-
C: C-
CHr).yrCfIz-CH-J,
li
CHS
CH:
I
CN
www.VNMATH.com
khi
n
:
1 ta
c6:C6ng
thtkc
nguyAn
xCoLIto'yCstl3ll'
phitn
*ng
chay:
xCaf{to.tCs-I13M
+
Oi -*(6x+3y)CO2+ $x-3i2fl112.Q
+
1/2N2
ria ii
"n'
i,r'i
hi't

;0
gam
bQt
Fe
r;a
3-0
g-?T
b6t luu
huimh
trong
tlidu
kien
khdng
co
kh6ng
khi
dc
pnan .mg
.av
J
i*."
toan
ihu
du,o.
c
ch6t
ran
X.
Hoa
tan

Gi5
tricria
V
ld:
C-
165
lit'
I{D:
nFe
>
nfi
n€n
,sau
phdn *ng
chay
s
hdt,
ltet,qud
cuiii
ci.tng
ld
Fe
vd s
nhadng
e
cdn
oxy
nhSn
e: Fe
-

4x'
6A,2/56
+
30.4/32
:
4x
'-+
x
=
1,473'
mol
viti'tol'-
t''1f
52'22'4'5
:
165
lit
CAu
31-
MQt
lopi
nu6c
cimg
c6
chira
0,0;'^;;*;
;
6,oo
n,otJvJ;
0,03

mol
vd
nudc
ld
nudc
cimg
t4m
thoi')
"'"
ii,i'i
tl
mot
HCo3-
>
2-sd
mal
M!
"
vd
oa'n
Ciu
32-
MQt
h6n
hqp
gdmNzi
Hz
vi
NH.
;;

'fr; nu,
:
#;1Y';?.;/;'ni!,';,so,t
ditc
chi
c6
NH:
rdc
dqng.
coi
m9i
tu.sng-phdn.,.*"'*ns
binh
crta
H2
rtd
N2
lil
lvt,
ta
c6 At{
+
I7)i2:
8
-+
M
:!5''Suy
ra
%
crta

Cu
(tronq
d6
Fe
chi(
ffi
*,;;;;;;;t;tt
(d:
1,38
;""fit,il'"0"g,-r.ryiv
dou
hdn
hqp
t6i
e6c
phan
img
hodn
todn
thu
duoc
rdn
A
"an'nang
ti,z5
m
gail,
a"ng
oi.r.,
g

0'75
m(g)
SuTt
ra
luong
Fe
phdnil'ng:
0'25
m
>
Fe
du
:
cu
chra
phdn wng.
Dwng
dich
B
chtita
FeNOs)
z,
bh6ng
ct5
FeNOs)
j
vd ctt(Nos)
z
lthdnhwkhi
=

0,69
-
0,3
:
0,i9
(mol).
Kltdi
tirqng
FeNos)t:
|'0,:lts
6+62'2)=
35'1(g)
iru.il;il;Jffii:r
il,
sd
oxi
ho6
cria
cdc
nguy.n
t0
c6
th.
thay
d6i
lrgqc
r<ngns
thav
d.i.
2)

s9
oxi
ho6
cria
c6c
nguy€n
t9
khonu
tnav
cor'
5)
rrong
phan
ung
trao
d6i,
sr5
oxi
h"i;;;;i"
"i"t9"
:g:-:
ttti"j
oqi
hopc
khong
thav
d6i'
6)
Trong
phan

:
I]
1,3,6
r1'
Cfru
35-
Nfr6g"rt6t
ra"Aong
phln
c6u
tao
crla
nhau:
C-
1 vi
4; 3
vir
7'
cf;u
36_
Cho
bi6t
0,g5
gam
MnOz
kh#
d;ft;
tac
dimg
vi:a

m
Ir'InOt:
0'885'87i90
:
0'855
gom
%tqp
ch(it:
IaT%
-
0,855'Ia0%/0'95:
I3%
www.VNMATH.com
CAU
37-
Hydrat h6a
1,56
gam
mdt
ankin A thr-r
duoc andehit B. Trdn B v6i
andehit don chric
C. ThOm
i-12O
thdnh
100
ml
dung dich
D chrla
B

CH3CHO
v6i
sii mol
bing,sii mol cfia CzH::
1,56i25:
0.06 mot.
Sii
mol
Ag: 0,2
mol ,vuy ra
s6
mot A/ do
C&CH}
tno
ra ld 0,12 mol vtt,s6 mol
Ag tlo andehit
(t
tqo ra
Id
0,08 mol
.
Vi
c*
A,02 mol
andehit taq ra 0,08 mol
bqc
nln theo cdc
ddp dn B chi
cd thd td 1"1( HO.
CAU

{:2tJsOH
t,d
sd
mol ruo.u ld 1260.0,8/46:2t,gl ntol. theo hi€u suiit
vd
04
xenlulozo
trong mim r:aa ta
ttnh
du.oc
sii
gam
miln
ctm
phdi
dtury:
Cd{toOs
}
C6H12O6
}
2CfisOH
(r
260.0,8/46).(t
00/80)
(1
a0/80).(1 00i60). I
80
:
5 t 35,87
gant

c6ngth*ccrtamuiStld
I|-COONa
:
96 suy
ra
R:
29
vd
c6ng tfubc
crta
este
ld
(lzHsCOOCsHz
CAu 40-
Chon mQt
ddng
phdn
cta este c6
c6ng
thric
CqHoO2
thoi mdn
diAu kiQn sau:'
1 .
CQng hqp
tlu-o. c vdi
hydro
theo
fj' lQ I : 1.
2. Phan

NaCl
;
CHTCOOK
;
NaHSO+
;
CuSOa
;
KI
;
AgNOr
;
CHTCOONH4.
SO
dung dich
c6
mOi trucyng axit
ld:
E- 4.
Ciu 42-
Hqp
chet
X c6 c6ng
thr?c
phdn
tti
CrHsCl:.
Thriy
phAn
hodn toin

IID:
Fe,O,
+
2yH(:l
+
xFeCI2yn
-r
yH2O
4/(56x
+
161;):
0,15i2y
+
x/y:21j
,
x=2
vd
ti:3
Cdu 44-
H5n hqp
X
gdm
rugu no A
vd
axit no don chr?c B
dAu
mpch
hcy.
Chia 30,6
gam

ldn
ltrqt
ld
a vd
b. T*
cdc dtr ki€n
ta cd
cdc
pltaong
trinlt:
cx+11:6,4
na*mh:0,5
na
*
s7
+
mb
:
O,fi.GiaihQphwongtrinhtaduqc:2n-t3m:
10. Chicdcdp a:2
vdb:2
ld
phil
hqp.
Tit dd xdc
dinh daqc
x:2 vd nghiQmphit
hgp
ld C.
Cdu 45-

sii
mol ctia CzHa,
CzHq vd C:Ht tin
htqt lit
a,b.c.
Chi cd CsHa
tcic dung vdi AgNO/NH:
+
c
:
7,35/147
:
0,05 mot.
Sii
mol Brdm
phdn
*ng
vdi
cd hdn hgp 0,07(a+b+c)/0,095.
Ta cd h€
pt:
(l).30a
+
2Bh
+
40c
+
6,12
(2).
c

khOng
khi
vria
dir
(gin thi€t
hong
kh6ng khi
co tn
inetich
ld
o"y
"dn
lai
id nito)
thu duoc
17,6
gam
CAz
,
12,6
gam
H2O
vd
69,44
lit Nz
(dkrc).
F/i
c6
gi6
tri

:2,8
g(mt
7'6ng
sd
: 4,8
*
1,4
+
2'B
:
9
gam'
Cfru
41-Nung
28,8
gam
mu6i
natri
iria
mQt
axit
fcrn
chric
vcvi NaOH
(CaO xfc
t6c)
chi
thu duo.c
21,2
gam

21.2
+
m
)
m:15,6
lu!
:
15,6/0,02
:
78
cong
tlirc
c*a
n6
ld
CaHs-COONct
Cflu
4g- Cho
18,56
g;m mQt oxit
rltia"
dung
hodn
todn
vdi
dung
dich
FINO3
thu
dugc

oxit
ld Fezon
vd
Nzom{v6i
ns3
va m!5)
C{r 2Fe"
2(3-n)e
'
2F'e'3
2.18,56/(l
12+
l6n)
:
2.18,s6'(3-n)/(l
l2t"
t6n)
zN's
t
2$+n)e
-+
2Al
"'
Suy
ra,yd mol',
niqn 0,02(5-rn
vd la
cri
sii
mol

chria
ddng
thdi
KCI
vd
HCI
voi
diQn
clrc
tro,
Tdng leP
"P
l?:
ihli
gian
aicn
pnan ld20
phrit
v6i
cudng
dQ
ddng
diQn
9,65.ampe
thi
dung
dich
thu-<tuq:
:ry:,*Q':lat
tan

mol
Hz
ld 0,06
mol,
vdi
pH:13 tcr c6
[OHJ:
0,]M
Sii
mol KOH
c6 trong
l1Antt
clung
dich
sau
diQn
phdn
ld
0,04
nnl.
Khi diQn
ph6n
ctung"ai"n.nay
thi
ilit
diQn
phdniru6c,
yu
dy
mbi

Cp16g1:
0.04/(i.'!
=
0,1M.
Ciu
50-
Cho
phan
img
thu{n
nghich:
2SO2
+
oz
<+
2SOs
(c6 xric
tiic
VzOs
vir
to).
VQn
t6c
phAn
img
thuQn
thay
ddi
nhu
thiS

totl
:
Kt.t/
-b
Khi
giam
tha
tich
itAnininiis
dA
cfta
ca
hQ
tdng
3
lan
nin
t6c
d0
lic
nrty
Vs
ld:
[,'s
:
Kr.[3a]2
'3b
:
27Vt
t*c