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Friday, 9 October

JEE Main Chemistry · Aldehydes, Ketones and Carboxylic Acids

Carboxylic Acids and Derivatives in JEE Main

Carboxylic Acids and Derivatives (Chemistry, Aldehydes, Ketones and Carboxylic Acids) came 20 times in 16 of the 42 JEE Main shifts Lumi analysed, across 12 distinct ideas. 8 of them came in 2024–26; it was last asked in 2026.

Questions
20
in 16 shifts
Ideas asked
12
7 asked more than once
Numerical answer
2
10% of its questions
Pattern
Asked most years
last asked 2026
Questions each year
0242’172’203’213’222’233’243’252’26

In the shifts Lumi analysed for each year.

Difficulty and format
Easy 7Medium 10Hard 3

Format

  • Single correct7 Q
  • Diagram based6 Q
  • Other2 Q
  • Numerical value2 Q
  • Match the list2 Q
  • Two statements1 Q
Ideas inside the topic
12 ideas
Where it sits

Part of Aldehydes, Ketones and Carboxylic Acids, which had 60 questions in all. Carboxylic Acids and Derivatives accounts for 33% of them. In Lumi's JEE taxonomy it belongs to Organic Chemistry.

Some questions sit in other chapters too: Amines.

Every question

All 20 Carboxylic Acids and Derivatives questions

Newest first, each with its options and official answer.

  1. 5 Apr 2026, Shift 2 · Q65Complete the following reaction sequence and give the name of major product 'P'. CH3CH2C≡N\mathrm{CH_3CH_2C{\equiv}N}…MediumSingle correctHas a figure
  2. 8 Apr 2026, Shift 2 · Q67Consider the following reaction. [figure: N-substituted 2-piperidone (six-membered lactam, C=O adjacent to ring N) with N bonded to…HardDiagram basedHas a figure
  3. 2 Apr 2025, Shift 1 · Q67Consider the following molecules : (p) CH3−CH2−C(=O)−Cl\mathrm{CH_3-CH_2-C(=O)-Cl} (q) CH3−CH2−C(=O)−O−C(=O)−CH3\mathrm{CH_3-CH_2-C(=O)-O-C(=O)-CH_3} (r)…EasySingle correctHas a figure
  4. 2 Apr 2025, Shift 2 · Q68Consider the following reactions. From these reactions which reaction will give carboxylic acid as a major product ? (A)…MediumOtherHas a figure
  5. 8 Apr 2025, Shift 2 · Q69A→(ii) H3O+(i) NaOHB→(ii) H2SO4,Δ(i) EtOHCA \xrightarrow[\text{(ii) H}_3\text{O}^+]{\text{(i) NaOH}} B \xrightarrow[\text{(ii) H}_2\text{SO}_4, \Delta]{\text{(i) EtOH}} C 'A'…MediumSingle correctHas a figure
  6. 8 Apr 2024, Shift 1 · Q79Identify the product (P) in the following reaction: [figure: cyclopentanecarboxylic acid]…EasyDiagram basedHas a figure
  7. 8 Apr 2024, Shift 1 · Q89Major product B of the following reaction has _________ π\pi-bond. [figure: ethylbenzene (C6H5CH2CH3\mathrm{C_6H_5CH_2CH_3})]…MediumNumerical valueHas a figure
  8. 9 Apr 2024, Shift 2 · Q79Major product of the following reaction is [figure: 4-cyanophenyl methyl ester, i.e. benzene ring with CN at one para position and…MediumSingle correctHas a figure
  9. 6 Apr 2023, Shift 1 · Q77Match List I with List II LIST I (Name of reaction) | LIST II (Reagent used) A. Hell-Volhard-Zelinsky reaction | I. NaOH+I2\mathrm{NaOH + I_2}…MediumMatch the list
  10. 8 Apr 2023, Shift 2 · Q74The descending order of acidity for the following carboxylic acid is- A. CH3COOH\mathrm{CH_3COOH} B. F3C−COOH\mathrm{F_3C{-}COOH} C.…EasyOther
  11. 25 Jul 2022, Shift 1 · Q75Which one of the following reactions does not represent correct combination of substrate and product under the given conditions ?MediumDiagram basedHas a figure
  12. 25 Jul 2022, Shift 1 · Q90In the given reaction [cyclopentane ring bearing, on the same carbon, a CH3\mathrm{CH_3} group and a C(=O)OEt\mathrm{C(=O)OEt} group, and on the…HardNumerical valueHas a figure
  13. 29 Jun 2022, Shift 1 · Q75Given below are two statements : Statement I : The esterification of carboxylic acid with an alcohol is a nucleophilic acyl substitution.…MediumTwo statements
  14. 16 Mar 2021, Shift 2 · Q45[figure: 3-methylanisole (benzene ring with CH3 and OCH3 meta to each other) --"A"--> 3-methoxybenzoic acid (benzene ring with COOH and…EasyDiagram basedHas a figure
  15. 18 Mar 2021, Shift 1 · Q45[figure: cyclohexyl-C#N --(H2O/H+)--> "A" (Major Product) --(H2O/H+, heat)--> cyclohexyl-COOH] Consider the above chemical reaction and…EasyDiagram basedHas a figure
  16. 18 Mar 2021, Shift 1 · Q46[figure: p-methylanisole (benzene ring with CH3 at top and OCH3 at bottom, para) --(Alkaline KMnO4, then H+)--> "X"] Considering the above…EasyDiagram basedHas a figure
  17. 8 Jan 2020, Shift 1 · Q39The most suitable reagent for the given conversion is :MediumSingle correctHas a figure
  18. 6 Sep 2020, Shift 2 · Q29The correct match between Item - I (starting material) and Item - II (reagent) for the preparation of benzaldehyde is : Item - I / Item -…EasyMatch the list
  19. 2 Apr 2017 (offline) · Q59The correct sequence of reagents for the following conversion will be : [reaction: 4-formylcyclohexanone (ring bearing C=O at the top and…HardSingle correctHas a figure
  20. 2 Apr 2017 (offline) · Q60The major product obtained in the following reaction is : [reaction: bicyclic lactone (cyclopentene fused to a five-membered lactone, with…MediumSingle correctHas a figure