1.

Statement-1. The colour of old lead paintings can be restored by washing with a dilute solution of H_(2)O_(2). Statement-2. Hydrogen peroxide oxidises black lead sulphide to white lead sulphate.

Answer»

Statement-1 is TRUE, Statement-2 is True , Statement-2 is a correct explanation for statement-5
Statement-1 is True, Statement-2 is True, Statement-2 is not a correct explanation for statement-5
Statement-1 is True, Statement -2 is FALSE
Statement -1 is False , Statement-2 is True.

Answer :A


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