Oxidising agent which restores old painting
Answers
Answered by
1
Solution :
When the painting is dipped in a dilute solution of H2O2H2O2 for some time , lead sulpide is slowly oxidized to while lead sulphate
pbS+4H2O2→pnSo4+4H2OpbS+4H2O2→pnSo4+4H2O
Thus the colour of lead painting is restored
When the painting is dipped in a dilute solution of H2O2H2O2 for some time , lead sulpide is slowly oxidized to while lead sulphate
pbS+4H2O2→pnSo4+4H2OpbS+4H2O2→pnSo4+4H2O
Thus the colour of lead painting is restored
Similar questions