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Chemistry · 2026 · 1 mark
CBSE 2026 · Region 3 · Set 2 · Q4
The dehydration of 1°, 2° and 3° alcohols follows the order:
The dehydration of $\displaystyle 1$°, $\displaystyle 2$° and $\displaystyle 3$° alcohols follows the order :
Official answer
(B)
$\displaystyle 3^{\mathrm{o}}>2^{\mathrm{o}}>1^{\mathrm{o}}$
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CBSE Class 12 Chemistry past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.