JEE Main · Chemistry · Aldehydes, Ketones and Carboxylic Acids
Aromaticity-Driven Enolization
JEE Main asked Aromaticity-Driven Enolization once in the 108 shifts Lumi analysed, on 27 Jan 2024, Shift 1. It belongs to Structural Isomerism, in Aldehydes, Ketones and Carboxylic Acids (Chemistry).
Updated 2026-10-24
- Times asked
- 1
- in 1 shift
- Years
- 1 of 8
- First asked
- 2024
- the only year
- Pattern
- New since 2024
- asked once so far
Questions on this idea a shift, by year
2017–2026. Asked in 2024. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.
Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 0 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 in 12 shifts · 2024: 1 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.
Shift by shift
Each square is one analysed shift, in date order. Open a filled one for that paper.
How JEE Main framed it
Diagram based is the usual form. Skill tested: conceptual.
- Compare enol content of cyclic polyketones
Difficulty
The question was multiple choice.
Every question
The question
From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.
Shift: 27 Jan 2024, Shift 1.
Same topic
Other ideas in Structural Isomerism
Structural Isomerism has 9 ideas JEE Main has asked; 2 of them came up in more than one question.
- Enumeration of Structural Isomers5× · 2026
- Metamerism3× · 2026
- Chain Isomerismonce · 2026
- Isomer Counting in Benzene Derivativesonce · 2025
- Chain vs Position Priority Resolutiononce · 2024
- Position Isomerismonce · 2024
- Enol Content Stability Factorsonce · 2022
- Functional Isomerismonce · 2021