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Byju's Answer
Standard XII
Chemistry
Sulphuric Acid
Na 2 S 2 O 3 ...
Question
N
a
2
S
2
O
3
reacts with
C
l
2
to form
N
a
2
S
O
4
,
H
C
l
and
X
–
–
. Which one of the following is
X
–
–
?
A
H
2
S
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B
S
O
2
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C
S
O
3
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D
S
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Solution
The correct option is
C
S
N
a
2
S
2
O
3
+
C
l
2
+
H
2
O
→
N
a
2
S
O
4
+
S
+
2
H
C
l
.
Thus compound X is
S
.
N
a
2
S
2
O
3
reacts with chlorine in the presence of water to form sodium sulphate,
H
C
l
and
S
.
Hence, option
D
is correct.
Suggest Corrections
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Similar questions
Q.
The eq. wt. of
N
a
2
S
2
O
3
as reductant in the reaction,
N
a
2
S
2
O
3
+
H
2
O
+
C
l
2
→
N
a
2
S
O
4
+
2
H
C
l
+
S
is ?
Q.
The equivalent weight of
N
a
2
S
2
O
3
as reductant in the reaction,
N
a
2
S
2
O
3
+
H
2
O
+
C
l
2
→
N
a
2
S
O
4
+
2
H
C
l
+
S
is:
[Given: Molecular weight of
N
a
2
S
2
O
3
= M]
Q.
Sodium thiosulphate reacts with dil.
H
C
l
to form
N
a
C
l
,
H
2
O
,
X
and
Y
,
X
reacts with
N
a
2
S
to form
N
a
2
S
2
O
3
and
Y
. Which one of the following is
Y
?
Q.
Balance the following equation by oxidation number method
i)
K
2
C
r
2
O
7
+
K
I
+
H
2
S
O
4
→
K
2
S
O
4
+
C
r
2
(
S
O
4
)
3
+
I
2
+
H
2
O
ii)
K
M
n
O
4
+
N
a
2
S
O
3
→
M
n
O
2
+
N
a
2
S
O
4
+
K
O
H
iii)
C
u
+
H
N
O
3
→
C
u
(
N
O
3
)
2
+
N
O
2
+
H
2
O
iv)
K
M
n
O
4
+
H
2
C
2
O
4
+
H
2
S
O
4
→
K
2
S
O
4
+
M
n
S
O
4
+
C
O
2
+
H
2
O
Q.
Excess of
K
I
reacts with
C
u
S
O
4
solution, and
N
a
2
S
2
O
3
solution is added to it. Which of the following statements is incorrect for the reaction?
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