CuSO4 is allowed to react separately wit...

`CuSO_4` is allowed to react separately with whiteP(1) `PH_3 (2),H_3PO_3(3) "and" H_3PO_2(4)`
Distinction between `H_3PO_3` and `H_3PO_2` can be made by

A

treating with `CuSO_4` only.

B

treating with `CuSO_4` followed by addition of water.

C

treating with `CuSO_4` followed by addition of dil. HCI

D

treating with NaOH solution.

Text Solution

Verified by Experts

The correct Answer is:

C

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