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On reduction of KMnO(4) by oxalic acid i...

On reduction of `KMnO_(4)` by oxalic acid in acidic medium, the oxidation number of Mn. What is the magnitude of is change?

A

From 7 to 2

B

From 6 to2

C

From 5 to 2

D

From 7 to 4

Text Solution

Verified by Experts

The correct Answer is:
A
(a) In acidie medium `MnO_(4)^(-)`, changes to`Mn^(2+)`, hence O.N. changes from +7 to +2.
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