Question

give reason:- iron articles acquires a coating of brown flaky substance

Answer 1

This is because when iron gets in contact with water and oxygen then, the iron get rust. This is due to the water and oxygen only that's why it is advisable to not to put any iron article in water or in contact with water. If you have to observe this so take some iron nails and keep it in water for around 7-10 days. Then, you will get it properly.

Answer 2

The iron acquires a coating of brown flaky substance because of the oxide of iron which is known as the rust.

Explanation:

• When Iron comes in contact with water or oxygen, it forms rust, then becomes brown flaky substance on itself.
• When iron is exposed to moisture for a long time, it gets oxidized. Oxidation loosens the bond between the metals and causes corrosion.
• However, the best way to deal with the browning of iron is galvanization.
• Galvanization is the process where a layer of zinc is coated upon steel and iron to prevent it from getting brown or rusted.

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Iron articles acquires a coating of brown flaky substance why

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