Question

Give two uses of the following gases : ( a ) Oxygen ( b ) Nitrogen​

Answer 1

Answer:

Common uses of oxygen include production of steel, plastics and textiles, brazing, welding and cutting of steels and other metals, rocket propellant, oxygen therapy, and life support systems in aircraft, submarines, spaceflight and diving.

Nitrogen is important to the chemical industry. It is used to make fertilisers, nitric acid, nylon, dyes and explosives. To make these products, nitrogen must first be reacted with hydrogen to produce ammonia. This is done by the Haber process.

Answer 2

Answer:

(a) 1 Oxygen used in production of steel, plastic, etc.

2 Oxygen supports life.

(b) 1Nitrogen is used to make fertilizers, nitric acid, etc.

2 Nitrogen must first be reacted with hydrogen to produce ammonia