Question

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Write two methods of preventing rusting of tron​

Answer 1

Answer:

Sacrificial protection: In this method, surface of iron is covered with layer of more active metal like zinc. This active metal loses electrons (undergoes oxidation) in preference to iron and hence, prevents the rusting of iron. Zinc metal is generally used for protecting iron and the process is called galvanization.

Answer 2

Answer:

1) Keep iron submerged inside water and layer the water with oil so that air doesn't enter

2)Keep iron with a drying angent as MgSO4 or silica gel

Explanation:

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