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When KMnO(4) solution is added to oxali...

When `KMnO_(4)` solution is added to oxalic acid solution, the decolourisation is slow in the beginning but becomes instantaneous after some time because

A

`Mn^(2+)` acts as autocatalyst

B

`CO_2` is formed as the oproduct

C

Reaction is exothermic

D

`MnO_4^(ɵ)` catalyses the reaction.

Text Solution

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The correct Answer is:
a
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