Question

essential condition for rusting of iron ​

Answer 1

Iron and steel rust when they come into contact with water and oxygen. They rust faster in salty water or acid rain. Aluminium, on the other hand, does not corrode easily, because its surface is protected by a layer of aluminium oxide. The following experiment investigates the conditions necessary for rusting to occur.

Answer 2

Water and oxygen are essential condition for rusting because when the iron reacts with oxygen and water it got covered with a brown layer which is called rust.

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