CBSE 2026 · Region 3 · Set 3 · Q13 · 1 mark
Assertion (A) : Ethers have lower boiling points than the boiling points of alcohols.
Reason (R) : This is due to the presence of hydrogen bonding in alcohols.
Official answer
From CBSE’s own marking scheme for this paper.
(B)
Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
Alcohols, Phenols and EthersAlcohols and PhenolsAnalyseassertion_reasoneasy
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CBSE Class 12 Chemistry past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.