CBSE 2026 · Region 2 · Set 1 · Q21 · 2 marks
(a)Draw the structure of the given compound : $\displaystyle 4$-Bromo-$\displaystyle 3$-methylpent-$\displaystyle 2$-ene(b)What happens when chloroethane is treated with aqueous potassium hydroxide?
(a)
Draw the structure of the given compound : $\displaystyle 4$-Bromo-$\displaystyle 3$-methylpent-$\displaystyle 2$-ene
(b)
What happens when chloroethane is treated with aqueous potassium hydroxide?
Marking-scheme solution
(a)
(b)
C2H5Cl + KOH(aq) → C2H5OH + KCl / ethanol is formed
Haloalkanes and HaloarenesNomenclature of Haloalkanes and HaloarenesApplyvery_short_answereasy
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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.