Question

What are the most abundant gases in the atmosphere?

Answer 1

Atmosphere:

• The atmosphere is mainly composed of Nitrogen $\left(\mathrm{N}\right)$, Oxygen $\left(\mathrm{O}\right)$, Argon $\left(\mathrm{Ar}\right)$, and some other gases.
• The composition of air constituents is discussed below:
• The composition of Nitrogen in the air is $78\%$ which is the highest while Oxygen is present at $21\%$ and the percentage of Argon is $~1\%$ while the other gases are in the trace amounts.

The composition of the atmosphere is given in the image below: