sb
~rAo
DVC
&
DAO
T~O
K*
THI
HQC SXNH
GI~I
THANH
PB~
-
L&'
9
HA
~01
N6m
hoc
201
2-2013
M8n
thi:
H6a
HQC
Nghy
thi:
05
-
4
-

NBOH
,
(2)
-
Fe(OH13
(GI
Q)
+ta,it"/
~ikt
:
(X)
+
H2S04
oolg)
+
(Y)
+
(G)
+
H20.
vikt
,hum,
trlnh
hoh
hpc
minh
hpa.
21
C6
chc

thich
@i
sao?
Clu
I1
(
4,0
dihm)
11
Neu
hi$n
tuqng
h6a
h~c
v$
vikt
chc
phuong
trinh
hoA
h~c
minh
hpa
cho
cac
thi
nghigm
sau
biy:
a)

ti$
lupng
du
dung
djch
HCl.
c)
D&
tir
tir
dkn
du
khi
CH3-CH=CH2
vho
Brig
nghiem
ch3a
dung
djch
brom.
d)
Cho
tiT
tir
bin
du
dung
djch
HzS04

thoh
mh
chc
diku
kien
sau:
Z
+
X

c6
chit
khhi
A
v&
c6
chit
kkt
tha
C.
~i&t
khi
A
c6
phh
img
lh
rnh
rnhu
dung

(4,O
dlh)
I/
D&
5,6
lit
h6n
hgp
khi
A
(dktc)
gbm
metan,
etilen
va
axetilen
vho
dung
djch
chi
chim
40
gam
brom,
sau
khi
ch
phh
img
xtiy

trong
oxi
du
&hi
thu
hpc
4,05
gam
nubc.
a)
~i&t
c9c
phrrmg
trinh
h6a
h~c
dB
xfty
ra.
b)
Tinh
thbh phhn
phkn
trh
theo
th6
tic11
m8i
khi
trong

Tinh
kh6i
lupng
m6i
chit
cb
trong
h6n
hlrp
X.
b)
Dem
toh
b$
luwg
h8n
hqp
khi
Y
nung
nbng
v6i
xk
thc
Nj
thl
xhy
ra
hai
phh

C2H2
du,
ti
kh6i
c6a
h6n
hqp
Z
so
vbi
hidro
bhg
8,s.
D&
toh
b6
luqng
h8n
hqp
kki
Z
di
chm
qua
binh
dwg
dung
djch
brom
du,

m8i
khi
trong
h8n
hqp
2.