Question 76

Which of the following pollutants is the major contributor to photochemical smog

Solution

Photochemical smog depends on primary pollutants as well as the formation of secondary pollutants. These primary pollutants include nitrogen oxides, particularly nitric oxide (NO) and nitrogen dioxide (NO₂), and volatile organic compounds.

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RRB JE 24th May 2019 Shift-2

Which of the following pollutants is the major contributor to photochemical smog

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