Q. The main component of photochemical smog is
A) $SO_{2}$
B) PAN
C) $O_{3}$
D) Both (b) and (c)
Explanation
Main components of photochemical smog are ozone, peroxyacetyl nitrate, aldehydes, etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.