Question

Correct sequence in increasing order of percentages of atmospheric gases

Answer 1

Carbon dioxide (CO2)- 0.0314%

Argon (Ar) - 0.934%

Oxygen (O2) - 20.9476%

Nitrogen (N2) - 78.084%

Answer 2

Carbon dioxide,nitrous oxide,methane and Ozone are very limited as it occurs only 10 of 1%. Argon is 0.9%.

The percentage of atmospheric oxygen is 21% while the highest percentage is of nitrogen which is about 78% of total atmosphere.