Question
Chemistry Question on Hydrogen Bonding
Blackened oil painting can be restored into original form by the action of:
A
(A) Chlorine
B
(B) BaO2
C
(C) H2O2
D
(D) MnO2
Answer
(C) H2O2
Explanation
Solution
Explanation:
Blackening of oil painting is due to PbS which is oxidised by H2O2 to form white PbSO4PbS+H2O2→PbSO4+H2O (Black) (white)