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What is incorrect about the reactions of...

What is incorrect about the reactions of `KMnO_(4)` and oxalic acid

A

`CO_(2)` is formed

B

decolourisation is fast in beginning but become slow after after some time

C

`Mn^(2+)` is autocatalyst

D

It is a redox change

Text Solution

Verified by Experts

The correct Answer is:
B
`2MnO_(4)^(-)+5H_(2)C_(2)O_(4)+6H^(+)to2Mn^(+)+10CO_(2)+8H_(2)O`
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