Give equations for the action of sulphuric acid on

(ii) Sulphur

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Solution

The action of sulphuric acid on sulphur:

$S + 2 H_{2} S O_{4} (c o n c .) \to 3 S O_{2} + 2 H_{2} O$

In this reaction $H_{2} S O_{4}$ is acting as an oxidizing agent as it is oxidizing sulphur to sulphur dioxide.

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