Photo chemical smog is a resultant of the reaction among
A. High concentration of NO2, O3 and CO in the evening
B. CO, CO2 and NO2 at low temperature
C. CO, O2 and peroxy acetyl nitrate in the presence of Sunlight
D. NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight
Answer: Option D
Related Questions on Environmental Chemistry
The term 'brown air' is used for
A. Acid fumes
B. Photochemical smog
C. Sulphurous smog
D. Industrial smog

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