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Chemistry · 2026 · 3 marks
CBSE 2026 · Region 5 · Set 3 · Q27
How do you convert the following? (a) Benzene to m-Nitroacetophenone (b) Bromobenzene to 1-Phenylethanol (c) But-3-en-2-one to Prop-2-en-1-oic acid
How do you convert the following ?
(a)
Benzene to m-Nitroacetophenone
(b)
Bromobenzene to $\displaystyle 1$-Phenylethanol
(c)
But-$\displaystyle 3$-en-$\displaystyle 2$-one to Prop-$\displaystyle 2$-en-$\displaystyle 1$-oic acid
Marking-scheme solution
(a)
(b)
(c)
$\displaystyle \mathrm{CH_2=CH-\underset{\underset{O}{\|}}{C}-CH_3} \xrightarrow[\ \mathrm{H^+}\ ]{\ \mathrm{NaOI}\ } \mathrm{CH_2=CH-COOH}$
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