ChemistryNEET 2020Alkenes and alkynes: addition reactions, Markovnikov

Hydrocarbons

An alkene on ozonolysis gives methanal as one of the products. Its structure is:

Question 133 as printed in the NEET 2020 booklet

A.1-Propylidenecyclohexane
B.3-Allylcyclohexene
C.Allylcyclohexane✓
D.3-Propylcyclohexene

You have the answer. The worked solution — and why the other three were written — is part of a paid pack.

More from this chapter in past papers

Which one of the following compounds (shown) does not decolourise bromine water?…NEET 2025
Match List I (reactions, shown as structures) with List II (reagents/conditions): I.…NEET 2024
Compound X on reaction with {O 3} followed by {Zn/H 2O} gives formaldehyde and…NEET 2022
The major product of the following chemical reaction is: {(CH 3) 2CH{-}CH{=}CH 2 + HBr…NEET 2021
The number of sigma ( ) and pi ( ) bonds in pent-2-en-4-yne ( {CH 3 {-}CH{=}CH {-}C{…NEET 2019
An alkene A, on ozonolysis (reaction with {O 3} followed by Zn/ {H 2O})…NEET 2019

From Chemistry › Hydrocarbons › Alkenes and alkynes: addition reactions, Markovnikov — lectures, notes and every past question on it.

Last revised 7 Sept 2026. Found a mistake? Tell us — corrections are the fastest thing we act on.

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