Question
What gaseous species are present in the mesosphere and thermosphere?
Solution
Gaseous ions like 
and atoms of N and O.
What gaseous species are present in the mesosphere and thermosphere?
Gaseous ions like and atoms of N and O.
How particulates help in the cloud formation?
Name three gases which are major air pollutants.
What are primary and secondary pollutants of the air?
Which zone is called ionosphere?
Give one harmful effect of classical smog.
What is PAN?
What is the nature of London smog and photochemical smog?
Which acids are present in the acid rain?
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