Question

1 What do you understand by the term corrosion? How can we prevent it?

Answer 1

Answer:

When some metals are exposed to moisture, acids etc., they tarnish due to the formation of respective metal oxide on their surface. This process is called corrosion. Corrosion can be prevented by painting the surface, oiling, greasing, galvanizing, chrome plating or making alloys. Explanation:

Hope it helps you dear friend

Answer 2

Answer:

Explanation:When some metals like iron  are exposed to moisture,, they form brown layer due to the formation of respective metal oxide on their surface. This process is called corrosion. Corrosion can be prevented by painting the surface, oiling, greasing, galvanizing, chrome plating or making alloys.