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H(2)O(2) restores the colour of old lead...

`H_(2)O_(2)` restores the colour of old lead paintings, blackened by the action of `H_(2)S` gas by :

A

Converting `PbO_(2)` to Pb

B

Oxidising pbS to `PbSO_(4)`

C

Converting `PbCO_(3)` to Pb

D

Oxidising `PbSO_(3) to PbSO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
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