Question

Major components of air are
a) CO2
and H2
O
b) N2
and O2
c) CO2
and He
d) H2
O and Xe

Answer 1

Answer:

b) N2 and O2 are major components of air

Answer 2

Nitrogen (N2) and Oxygen (O2)

Explanation:

Atmospheric air is made of several gases and other tiny particles. Without air, there won't be any life on Earth. However, air is a mixture of many gases. The major components of air are nitrogen, oxygen, argon and carbon-di-oxide.

However, nitrogen forms nearly 78% of the gases present it air. While oxygen is the second largest component, forming 21% of air.