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In which of the following reactions conc...

In which of the following reactions conc. `H_(2)SO_(2)` is used as an oxidising reagent ?

A

`CaF_(2)+H_(2)SO_(4) to CaSO_(4)+2HF`

B

`2HI+H_(2)SO_(4) to I_(2)+SO_(2)+2H_(2)O`

C

`Cu+2H_(2)SO_(4) to CuSO_(4)+SO_(2)+2H_(2)O`

D

`NaCl+H_(2)SO_(4) to NaHSO_(4)+HCl`

Text Solution

Verified by Experts

The correct Answer is:
B, C
In both these reactions, conc. `H_(2)SO_(4)` is used as an oxidising agent.
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