JEE Main 2015ChemistryEnvironmental ChemistryEasyMCQ

JEE Main 2015Environmental Chemistry Question with Solution

JEE Main 2015 (10 Apr Online)

Question

Photochemical smog consists of excessive amount of X, in addition to aldehydes, ketones, peroxy acetyl nitrile (PAN). X is:

Choose an option

Show full solutionCorrect option: C
Correct answer
CO3

Step-by-step explanation

Photochemical smog is formed on the chemical reaction of sunlight, nitrogen oxides and volatile organic compounds in the atmosphere.

NO2ghvNOg+Og

Oxygen atom (nascent) is very reactive and combines with O2 in air to produce ozone.

Og+O2gO3g

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About this question

This is a previous-year question from JEE Main 2015, 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.