Question

a. Give ho uses of nor-metals ​

Answer 1

Explanation:        

• A non-metal is a chemical element when treated with oxygen and hydrogen usually gives acids.
• Oxygen is non-metal that is inhaled while breathing.
• Nitrogen is used in fertilizers and enhanced the fertility of the soil.
• Chlorine is used for the purification of water.
• also used in the firecrackers.