de thi HSG tinh thai nguyen - 2011.pdf

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150
phrit
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1.
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A ld
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B
ld
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vi D
ld
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lo+i.
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chgn
ch6t
thich

hqrp
v6i A,
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D
va
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thinh
phuong trinh
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(PTHH)
ctra
c6c
phan
img
sau:
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-
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n*Hif
)
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can
thi6t,
hdy
vi6t
rlHy
di6u
ch€:
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Natri
ca"torrat.
b)
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hidrocacbonat.
c)
Canxi
clorua'
d'
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gia-ven'
cAu

z:
(5,0
tli6m)
1.
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7
lq
chira
cfc
dung
dich
(riene biet):
NH4ct;-21$pr)3;
iNltQzsgl;
p.h?nPlphtalein;
tczsoo;
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t
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chi
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thc
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bao
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s6
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phan img
d0
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m.Qt
dung
dich
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1i.1,206glm1.
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414,594m1dung
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thu
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cria
dung
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cAu
r:
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tliim)
ffi
iil;
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hqp
X
giim co2,
soz
so
vcri
khi

nito
bing
2. cho
a,112
LlI
!d.Sg li1g
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hqp
X
giim Co2,
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so
vcri
khi
nito
bang
2. Ch9
9,112.
t-tll
ggt;t!)
tqi
tit
rir
qua
500m1
dung
dich
fiitOmt.
Sau

tiii
ttgitig*
phii dung
50mldung
dich
axit
HCI
0,1M
d€
tmng
hba
luqrng
Ba(OH)z
du.
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mdi
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trong
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iiJ
ndng
dQ
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ctradung
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phdn img'
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H9

tdn
thi
sinh
cAu
l:
(4,0
tlidm)
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lactic
c6
c6ng
thfc
ci'u
t?o:
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Hdy
vi;$t
phuong
trinh
ho6
hgc
ctra
c6c
phan rmg
xiy
ra
ki,i
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lactic

lAn
luqt
tfc
dgng
voi
cdc
ch6t:
a)
Na
du.
b)
czHsoH
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ilun
n6ng
nhg)'
,j
n*g
dich
Ba(OH)2.
d)
Dung
dich
KHCOr'
2.
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32,S
gam rra"
rrsp
a

g6m 2
ch6t
htu
co
X,
Y
t6c
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dri
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lit
dung
dich
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rr"r frrJ"q"
ho;hae
z
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vi
18,8
gam mQt
muoi
RcooNa
(trong
d6
R'

R1'
R2
chi
chira
cacbon,
hidro
vir
Rz:
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*
14).
cho
toin
bQ
2
ruqu
t6c
dpng
vdi
Na
du
thu
dugc
6,72lit
Hz
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Xac
dinh
c6ng

thric
c6u
t?o
cta2
chhtx,
Y'
cAu
s:
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iliCm)
r.a.
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t. H6n
hqp
X
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(A)
t?
H).
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vdi
ch6t
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t6c
Ni
thu
dusc

l*ri
Y duv
nhdt'
fi
ttr6i
troi
rttu
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vdi
Hz
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3
lin ti
kh6i
hoi
cua
X
so
vdi
Hz'
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tuffi
t<nac
khf
Y
thu
dusc
22sCa2vd
13,59

Hza'Xhc
dinh
A'
2.
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10ml
mQt
hydrocacbon
khi
vdi
mQt
iuqng
o*i
io
tOi
tft-o
nO
h6n
hqp
niy
bdng.tlllira
dign
.
Ldm
cho
rroi'noo,
ngung
tq
thi tni
g+

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ft"
dusc
sau.phan
rmg
giam
di
30m!
phAn
Lhi
cdn
l4i
cho
di
qua
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aicfr
COfr
du
thi
th6
tich
ctra
h6n
hqp
giam di
40ml
niil
(c6c

thc
tich
khi
dusc
quy vA
cung
diAu
kiQn
ve
nnigt
d0
vd
6p
suAt)'
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a)
Xhc
dinh
c6ng
thric
phdn ttr
cria
hydrocacbon'
,
L
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r.,
^
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rtr.
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img
voi
c6ng
thfc
phdn tu
vira
tim
du-ry-
c'
Gidm
thi
I
(W,
ghi
rd
hg
$n)
Phbngthi
^SBD