Question

write a note on corrosion​

Answer 1

Answer:

when an metal is attacked by the action of air ,water,moisture and vigorously react with oxygen called corrosion .it is very harmful for India becoz too much money is spent to reform it in India .

Answer 2

Answer:

Hii,

here is ur ans ;

Corrosion is the breakdown of materials due to chemical reactions. It is usually oxidation with air molecules and often in the presence of water. Corrosion also occurs when an acidic or basic material touches another material. When a material corrodes, its physical properties change.

hope it helps........