Question

list any two uses of nonmetals

Answer 1

Answer: One of the nonmetals is chlorine that is used to make bleaching powder as well as used to purify water in water treatment plants.

The other nonmetal is nitrogen that is used to produce ammonia and to manufacture ammonia-based fertilizers. It is also known as the best food preservative.

Answer 2

Two non-metals are :

A. Oxygen :
Main source of combustion.
Use as a life fuel.
Also helps in oxidation of various food materials.

B. Hydrogen :
Helps in making light balloons.
Also allow burning.