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Question
Chemistry
The number of moles of KMnO4 reduced by one mole of KI in alkaline medium is
Q. The number of moles of
K
M
n
O
4
reduced by one mole of
K
I
in alkaline medium is
4015
234
Manipal
Manipal 2009
The d-and f-Block Elements
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A
one
16%
B
two
64%
C
five
14%
D
one fifth
6%
Solution:
2
K
M
n
O
4
+
H
2
O
+
K
I
⟶
2
M
n
O
2
+
2
K
O
H
+
K
I
O
3
Hence, one mole of KI reduces two moles of
K
M
n
O
4
.