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Following tests are shown by (i) Decol...

Following tests are shown by
(i) Decolourisation of acidified soln. of `KMnO_4`
(ii) Liberation of `I_2` from an acidified soln. of `K I`
(iii) On treatment with dil `HCl`, brown fumes of `NO_2` which turns `FeSO_4` soln. black.

A

Nitrites

B

Nitrates

C

Both `(a)` and `(b)`

D

Neither (a) nor (b)

Text Solution

Verified by Experts

The correct Answer is:
A
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