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Blackened oil painting can be restored i...

Blackened oil painting can be restored into original form by the action of

A

chlonne

B

`BaO_(2)`

C

`H_(2)O_(2)`

D

`MnO_(2)`

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Verified by Experts

The correct Answer is:
C
In refreshing old oil paintings which becomes black due to the fomation of black `PbS, H_(2)O_(2)` converts it into white `PbSO_(4)`.
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