Question

name two non-metal and their use​

Answer 1

Explanation:

Potassium, Calcium

Uses of Non-Metals

For the preparation of ammonia, nitric acid and fertilizers, nitrogen is used.

For the purification of water, chlorine is used.

Hydrogen is very useful as rocket fuel.

Carbon can be used to make pencils when it is in the graphite form.

Sulphuric acid is prepared using sulphur.