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Question
Chemistry
Which acts as auto catalyst during titration of KMnO4 and oxalic acid in presence H2SO4 ?
Q. Which acts as auto catalyst during titration of
K
M
n
O
4
and oxalic acid in presence
H
2
S
O
4
?
1997
233
BHU
BHU 2006
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A
H
2
S
O
4
B
K
M
n
S
O
4
C
Oxalic acid
D
M
n
S
O
4
Solution:
M
n
S
O
4
acts as auto catalyst during the titration of
K
M
n
O
4
and oxalic acid in presence of
H
2
S
O
4
.
M
n
O
4
is formed during the reaction.
5
H
2
C
2
O
4
+
2
K
M
n
O
4
+
3
H
2
S
O
4
2
M
n
S
O
4
+
K
2
S
O
4
+
10
C
O
2
+
8
H
2
O