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Byju's Answer
Standard XII
Chemistry
Valency and Oxidation State
Which of the ...
Question
Which of the following sequence is correct with reference to the oxidation number of iodine?
A
I
2
<
I
C
l
<
H
I
<
H
I
O
4
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B
H
I
O
4
<
I
C
l
<
I
2
<
H
I
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C
I
2
<
H
I
<
I
C
l
<
H
I
O
4
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D
H
I
<
I
2
<
I
C
l
<
H
I
O
4
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Solution
The correct option is
A
H
I
<
I
2
<
I
C
l
<
H
I
O
4
Compound Oxidation state of Iodine
I
2
0
I
C
l
+
1
H
I
−
1
H
I
O
4
+
7
Hence, the correct sequence is
H
I
<
I
2
<
I
C
l
<
H
I
O
4
.
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Similar questions
Q.
Arrange the following in the order of increasing oxidation number of iodine:
I
2
,
H
I
,
H
I
O
4
,
I
C
l
.
Q.
The oxidation number of iodine in each of the following compounds,
I
F
7
,
I
F
5
,
K
I
,
I
2
,
I
C
I
and
H
I
O
4
respectively, is
:
Q.
The conventional equilibrium constant expression
(
K
c
)
for the system below is:
2
I
C
l
(
s
)
⇌
I
2
(
s
)
+
C
l
2
(
g
)
Q.
Give reasons for the following:
I
C
l
is more reactive than
I
2
.
Q.
What is the equilibrium concentration of each at the substances in equilibrium. When the initial concentration at ICl was 0.70?
I
C
l
→
I
2
+
C
l
2
Kc = 0.14
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