Đề thi vào lớp 10 môn Hóa học số 112

Ju
u
.{o
D\rc
vA
DAo
Tao
u,l,
rQl
-
KY
rnl TUyriN stNll
va,o
LOp
to
.' i
TRr.rdNG
CHU.yaN ,{Ni
vA
UA WOt
.AIVISTERDAM
NAlvt HQC
1999. 2000
M6n
ttii;
IIOA
HgC
N$y
thi: l8-6-1999
Th<ri
gian ldm

bdi
:
150 phit
i.
i.
I
l. HAy
cho
bidt didu
ki€n
dd c6
thC
xiy
ra phan
ung
gifia mu6i
vi
axit; gi8a
mu6i
v]
ki€m-
Vidt cdc
phuong
trinh
phan trng
nunh hoa.
2.
NOu
thf
du

2 mu6i
(
tao boi
2 kim loai
khdc
nhau
vA
2
S&
axit
khdc
nhau
)
vr)a c6 kh.{
nang
phan
rhrg
voi
axit, via c6
klri
nAng phin
trng
vrli
kiCm.
Vi6t cCc phuong trinh
plrln
rrng
dC minh
hoa.
Ciu II

(
I
,75
didm
)
I-Iol tan
holn
tolq mudi
IvICOI
bing
nr0t
lucmg
vtra
dfi
dturg dich HzSOl L2-25Vo
thu ducrc dulg
dich MSO. l7,43lVo,
.
i
,
l. Xdc dinh ki:l loai
lvl.
I
'
|
'l
2. Dun
ohe 10.1,619 dung
dicfi mu6i
tao

tlrAn]r
d tren
dt! Innr bay
hoi ntrtlc,
thu duqc
33,369
tinh drC
hi<trat.
XCc
<linh cong
Odc
crla
tinh tltd nrudi hidrat
nly.
CAu III
(
l,St) tlidm
)
r-
Vidt
6 phurrng
trinh phln tmg
llm
tao thhh
ddog
(II)
clorua tr! nhftng
ch{t ban ddu
kh{c
nhau

.
CAu IY
(
2,tt0
didm
)
Cho 80g b6t
Cu
vlo
2O0url dung
dich
AgNOr,
sau
m6t
thli
gian
phan
dng loc
duqc
dung
dich
A
v)
95,29
"ntt
rin.
Cho
tiCp 80g bOt
ft
vlo dung

dich A;
phin
ting
xong
lgc,
fdch
ducrc
drng
dich
B
chi chtia
rn6t rrrudi
duy
nh{t
vl
67,059
chdt rin.
l.
'ltrlr
ndng
dQ
moVl
ctia dung
dich ABNOr
dI ditng.
2. CJro
aog
bgt kim
loaiR
Qrod

trl
II) vtro 1/10
dung
dlch
B,'sati
tctr.i
ptrfur
ring
hoAn
to).n
lgc
tCclr
due M$75g
ch{t rin
khOng
t"n.Hf,y xdc
dinh kim
loai
R
CauV
(l,s7didm)
.
:
Cho
bi6t
X1, X2,
Xr, X
4,
X,
ll cCc hq

P
ctr(t h6u
cd,
cbn A,
B, C,
D,
E h
nhftng
hqp
chft
vo
co
;
hiy
r:.dc
dinh
r,dc
"hdt
U.i"lt
trop dd
ho}t:
tlllrh
rfiinrg
phuong
hinh phin
ring
theo
so
dd
sau:

Xr+
C
Xr
| 8.,
)i.
+ IIrf
\
I
l)Xr+ A*
X?
+ Xr
4)
2)
Xr+Xr5l
Xr
+ C
5)
3)Ar>q+
Xz
+
IIJ
6)
Cnu
VI
(
I.7i didm
)
,
r
Il6nlhgp khi

X ducr tao thenh
khi
trQn,lf,n
4Y ttt
Cl!.vdi
Y
ttt fudrocacbon
"A
(do
&
c0ng
diiu
ki€n nhi€! iO
,.a
dp
sudt) 'Ddt
chdy holn
tden h6o hqrn'Lhl4
tttq
ducrc
hoi
I:I2O
vI khi
Cpz
cd
ti
le
khdi
luc.rng tuong t-mg
ll6,lf :

tl.
Trgir
iio nr-gorrCll. vdi 1,75nt
gam
hidrocacbon
A
ducrc h6n
hgrp
Y.
D6t
chdy
holn
todn
h6ir
htrp
Y,
ithu
drr<,r
kht
CO2
vi hoi I'I2O
c6
ti lo tlig'tfch tuong
tin$
ll
3
:
4.
i
,l

).
Xdc dinh
cdng
tbtic phnn
t&
p*
hi&bcacbon
A.
'
2).
Vidt
cdc cOng
thric
c{u
t?o
c6
thC c6
cria
A.
Ch'o : II=1,
C=12,
N=l1,
O=16,
Mg=24,
Ca-10,
fe=iel
Cu=61,
Zn=65,
Ag=108,
Pb=207

0
.
-i
xt
Xr
+Or-+
D tXz-)
X3
+ Mg-I
ffi**stl
ng
ciu
I
(1,50
didm
)