What is rusting?state the condition for rusting.give any 5 prevention measures for rusting?
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Corrosion of a metal articles due to the action of air and water is called rusting.
Main condition for rusting is-
Let us take an metal such as Fe
3Fe + 4H2O ---> Fe2O3+ FeO + 4H2
Rusting can be prevented by the following ways -
1. By painting.
2. By galvanization.
3. Keeping it away from air and water.
4. Anodising.
5.Polishing it.
Main condition for rusting is-
Let us take an metal such as Fe
3Fe + 4H2O ---> Fe2O3+ FeO + 4H2
Rusting can be prevented by the following ways -
1. By painting.
2. By galvanization.
3. Keeping it away from air and water.
4. Anodising.
5.Polishing it.
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