Question

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Answer 1

Answer:

1. rusting in the iron stand..
2. when the iron react with oxygen in presence of water or air moisture.
3. by using stainless steel

• by applying an another layer
• galvanisation
• alloying

Explanation:

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Answer 2

Answer:

1. The brown deposit is rust.
2. Moist air comes in contact with iron. When oxygen and water molecules comes in contact with iron, it forms ferrous oxide which are called rust.
3. The rusting of iron can be prevented by painting, oiling, greasing,  galvanizing, chrome plating, anodising, or making alloys.

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