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Question

The compound which does not react with is : 

A

perdisulphuric acid.

B

sulphurous acid.

C

hydrogen sulphide.

D

hydrogen peroxide.

Medium

Solution

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Correct option is
A

perdisulphuric acid.

In perudisulphuric acid (shown in the figure), is in its highest oxidation state and so, it can not reduce and itself get oxidised further.
However, all other given reagents can reduce .

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