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Standard X
Chemistry
Oxidation and Reduction
7. The no. of...
Question
7. The no. of farad required by KMnO4 in the following reaction is KMnO4→K2MnO4+MnO2+O2 (1)8F (2)6F (3)4F (4)2F
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Q.
M
n
O
2
+
2
K
C
l
O
3
⟶
K
2
M
n
O
4
+
C
l
2
+
2
O
2
C
l
2
+
K
M
n
O
4
⟶
2
K
C
l
+
M
n
O
2
+
O
2
Each reaction takes place to the extent of
50
%
.
11.2
L of
O
2
at STP is obtained from
K
C
l
O
3
using
:
Q.
M
n
O
2
+
2
K
C
l
O
3
⟶
K
2
M
n
O
4
+
C
l
2
+
2
O
2
C
l
2
+
K
M
n
O
4
⟶
2
K
C
l
+
M
n
O
2
+
O
2
Each reaction takes place to the extent of
50
%
.
11.2
L of
O
2
at STP is obtained from
K
C
l
O
3
of amount equal to :
Q.
Arrange the following in increasing order of oxidation states of
M
n
,
K
2
M
n
O
4
,
M
n
O
2
,
K
M
n
O
4
Q.
Arrange the following in correct order of oxidation number of Mn
(i)
M
n
2
+
(ii)
M
n
O
2
(III)
K
M
n
O
4
(iv)
K
2
M
n
O
4
Q.
Which compound among the following has the lowest oxidation number of Mn?
K
M
n
O
4
,
K
2
M
n
O
4
,
M
n
O
2
and
M
n
2
O
3
.
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