Question

Name the components of air with their approximate percentage by volume in air. Does the percentage by volume of each component remain the same, in the atmosphere of different parts of the world? Explain giving reasons

Answer 1

Answer:

Main component of air are:

1. Nitrogen

2. Oxygen

Component of air by volume:

Nitrogen...... 78% or

5

4

th

Oxygen........ 21% or

5

1

th

Carbon dioxide 0.03−0.04%

Inert gases.... 0.9%

Water vapours, Dust particle, other impurities - Variable.