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JEE PYQ: Environmental Chemistry Question 26

Question 26 - 2019 (12 Apr Shift 2)

The primary pollutant that leads to photochemical smog is:

(1) acrolein

(2) nitrogen oxides

(3) ozone

(4) sulphur dioxide

Show Answer

Answer: (2)

Solution

In photochemical smog, $\text{NO}_2$ and hydrocarbons are primary pollutants whereas ozone and acrolein are secondary pollutants.


Learning Progress: Step 26 of 38 in this series