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A solution of sulphur dioxide in water r...

A solution of sulphur dioxide in water reacts with `H_(2)S` precipitating sulphur. Here sulphur dioxide acts as

A

an oxidising agent

B

a reducing agent

C

an acid

D

a catalyst

Text Solution

Verified by Experts

The correct Answer is:
A
`underset("reducing agent")(2H_(2)S)+underset("oxidising agent")(SO_(2))to 2H_(2)O+3S`
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