For prevention of rusting of iron which of the following is used in paints?
A
PbO
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B
PbO2
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C
Pb3O4
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D
PbSO4
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Solution
The correct option is CPb3O4 For prevention of rusting of iron Pb3O4 is used in paints. Pb3O4 is a mixed oxide of lead. Pb3O4 is a mixture of PbO and PbO2.
It acts as a protective coating on iron and prevents its corrosion.