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JEE Main Chemistry Class 11 Electrochemistry Part 2 Questions

Question : 18

Total: 79

Coating of iron surface by tin prevents rusting, even if the tin coating is peeling off.
When pH lies above 9 or 10 , rusting of iron does not take place.
Dissolved acidic oxides SO2,NO2 in water act as catalyst in the process of rusting.
Rusting of iron is envisaged as setting up of electrochemical cell on the surface of iron object.

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