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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 :

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H_2O_2 restores the colour of old lead paintings , blackened by the action of H_2S gas, by :

Which restores the colour of the lead paintings ?

How does H_2O_2 help in restoration of old lead paintings?

Hydrogen peroxide restore the colour of lead paintings. Give a reason.

Why is H_(2)O_(2) used to restore the original colour of oilpaintings?

Assertion:- The colour of old lead paintings can be retored by washing with dilute solution of H_(2)O_(2) Reason:- Black lead sulphide is oxidised by H_(2)O_(2) to white lead sulphate.

Assertion (A) : The colour of old lead painting can be restored by washing with dilute solution of H_2O_2 . Reason (R) : Black lead sulphide is oxidised by H_2O_2 to white lead suphate.

Assertion (A) : The colour of old lead painting can be restored by washing with dilute solution of H_2O_2 . Reason (R) : Black lead sulphide is oxidised by H_2O_2 to white lead suphate.