JEE Main 2023ChemistryAlcohols Phenols and EthersHardNumerical

JEE Main 2023Alcohols Phenols and Ethers Question with Solution

JEE Main 2023 (30 Jan Shift 2)

Question

Number of compounds from the following which will not dissolve in cold NaHCO3 and NaOH solutions but will dissolve in hot NaOH solution is _____ .

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Show full solutionCorrect answer: 3
Correct answer
3

Step-by-step explanation

The given compound not dissolve in cold NaHCO3 and NaOH solution, means  that does not have carboxylic acid group or phenol group.  But the compounds will dissolve in hot NaOH solution means they contain ester functional group.

The compounds 2,3,7 contain ester functional group.

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About this question

This is a previous-year question from JEE Main 2023, covering the Alcohols Phenols and Ethers 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.