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Byju's Answer
Standard XII
Chemistry
Oxides of Sulphur
In the reacti...
Question
In the reaction,
2
H
2
S
+
S
O
2
→
3
S
+
2
H
2
O
A
H
2
S
has been oxidized
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B
S
O
2
has been oxidized
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C
H
2
S
has been reduced
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D
S
O
2
has been reduced
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Solution
The correct options are
A
H
2
S
has been oxidized
D
S
O
2
has been reduced
2
H
2
−
2
S
+
+
4
S
O
2
⟶
3
0
S
+
2
H
2
O
Here,
H
2
−
2
S
is oxidized to
0
S
and
+
4
S
O
2
is reduced to
0
S
.
Therefore,
(
A
)
and
(
D
)
are correct answer.
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1
Similar questions
Q.
2
H
2
S
+
S
O
2
→
3
S
+
2
H
2
O
In the above reaction:
(a)
H
2
S
gets oxidized.
(b)
S
O
2
gets reduced.
(c)
H
2
S
gets reduced.
(d)
S
O
2
gets oxidized.
Q.
Determine the change in oxidation number of sulphur in
H
2
S
and
S
O
2
respectively in the following reaction.
2
H
2
S
+
S
O
2
→
2
H
2
O
+
3
S
.
Q.
In the following reaction,
species which has been reduced is :
Z
n
+
2
O
H
−
+
2
H
2
O
⟶
Z
n
(
O
H
)
2
−
4
+
H
2
Q.
In the following reaction
Z
n
+
2
O
H
−
+
2
H
2
O
⟶
Z
n
(
O
H
)
2
−
4
+
H
2
The species which has been reduced is:
Q.
In reaction
S
O
2
+
H
2
S
→
2
H
2
O
+
3
S
, the reducing agent is:
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