Chemistry · Environmental Chemistry
Pollutants that enter the air directly from human or natural sources are called primary pollutants. Primary pollutants are sometimes converted into secondary pollutants. Which of the following is a secondary air pollutant?
- 1NO
- 2Peroxyacetyl nitrate✓
- 3Hydrocarbons
- 4CO
Correct answer
Peroxyacetyl nitrate
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