JEE Main 2024 · ChemistryMultiple choiceSingle correctMediumMulti-step

JEE Main 5 April 2024, Shift 2, Chemistry Q78

Question 78 of 90 in this shift, Chemistry question 18 of 30, Section A.

\mathrm{CH_3CH_2-OH}

\xrightarrow[\text{(iii) NaOH, CaO, }\Delta]{\text{(i) Jone's Reagent, (ii) }\mathrm{KMnO_4}}

P Consider the above reaction sequence and identify the major product P.

(1)Methanal
(2)MethaneOfficial answer
(3)Methanoic acid
(4)Methoxymethane

Official answer

Option 2

NTA final key.

Chapter: Aldehydes, Ketones and Carboxylic Acids
Topic: Alkanes and Free Radicals
Idea tested: Soda-Lime Decarboxylation of Carboxylic Acids

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.