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Blackened oil painting can be restored into original form by the action of : (A) Chlorine (B) BaO2 (C) H2 O2 (D) MnO

Blackened oil painting can be restored into original form by the action of :
(A) Chlorine (B) BaO2 (C) H2
O2 (D) MnO

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1 Answers

Avinash
askIITians Faculty 1246 Points
7 years ago
(C) H2 O2
Blackening of oil painting is due to the formation of PbS which is oxidized H2O2 to form white PbSO4, thus restoring the painting into original form.

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