Photochemical smog is a resultant of the reaction among :

A) CO, CO2 and NO at low temperature	B) High concentration of NO2, O3 and CO in the evening
C) NO2, O3 and peroxyacetyl nitrate in the presence of sunlight	D) CO, O2 and peroxyacetyl nitrate in the presence of sunlight

Correct answer:



C) NO2, O3 and peroxyacetyl nitrate in the presence of sunlight

Description for Correct answer:

Photochemical smog is the chemical reaction of sunlight, nitrogen oxides and volatile organic compounds in the atmosphere which leaves airborne particles and ground-level ozone.

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