EVERYDAY SCIENCE

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ENVIRONMENTAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All of the following are primary air pollutants except
A
carbon monoxide
B
nitric acid
C
sulfur oxides.
D
VOCs.
Explanation: 

Detailed explanation-1: -Different types of secondary pollutants include: Ozone (O3) Sulfuric acid and nitric acid (component of acid rain)

Detailed explanation-2: -Solution(By Examveda Team) All are primary pollutants except Peroxyacetyl Nitrate (PAN).

Detailed explanation-3: -Primary air pollutants: Pollutants that are formed and emitted directly from particular sources. Examples are particulates, carbon monoxide, nitrogen oxide, and sulfur oxide.

Detailed explanation-4: -Nitric acid (HNO3) is a secondary pollutant formed in the troposphere primarily from the oxidation of NOx (NOx = NO + NO2) emitted from vehicle tailpipes and other combustion sources (for example, power generation).

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