Question
Question: The Smog is essentially caused by the presences of -...
The Smog is essentially caused by the presences of -
A
O3& N2
B
O2& N2
C
Oxides of sulphur& Nitrogen.
D
O2& O3
Answer
Oxides of sulphur& Nitrogen.
Explanation
Solution
We know that photochemical smog is primarily caused by oxides of sulphar & nitrogen.