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JEE MAIN 2019
12-04-2019 S2
Question
The primary pollutant that leads to photochemical smog is
Select the correct option:
A
Nitrogen oxides
B
Sulphur dioxide
C
Ozone
D
Acrolein
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
In photochemical smog :
Primary pollutants $\Rightarrow \mathrm{NO}_2$, hydrocarbons
Secondary pollutants ⇒ Ozone, acrolein
Question Tags
JEE Main
Chemistry
Easy
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