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To an acid solution of an anion, a few d...

To an acid solution of an anion, a few drops of `KMnO_(4)` solution are added. Which of the following, if present will not decolourise the `KMnO_(4)` solution

A

`CO_(3)^(2-)`

B

`NO_(2)^(-)`

C

`SO_(3)^(2-)`

D

`Cl^(-)`

Text Solution

Verified by Experts

The correct Answer is:
A
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