JEE Main 2019 — Environmental Chemistry Question with Solution
JEE Main 2019 (12 Apr Shift 2)
Question
The primary pollutant that leads to photochemical smog is:
Choose an option
Show full solutionCorrect option: A
Correct answer
Anitrogen oxides
Step-by-step explanation
Nitrogen oxides and hydrocarbons (unburnt fuel) are primary pollutant that leads to photochemical smog.
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This is a previous-year question from JEE Main 2019, covering the Environmental Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.