Q: Photochemical smog is a resultant of the reaction among
a) NO2, O3 and peroxyacetyl nitrate in the presence of sunlight
b) CO, O2 and peroxyacetyl nitrate in the presence of sunlight
c) CO, CO2 and NO2 at low temperature
d) high concentration of NO2, O3 and CO in the evening
Correct Answer: Option (a)
- Major Chemical Pollutants in Photochemical Smog:
- Nitrogen Oxides (NO and NO2)
- Volatile Organic Compounds (VOCs)
- Ozone (O3)
- Peroxyacetyl Nitrates (PAN)
- Hence, option (a) is correct.
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