CBSE 2026 · Region 5 · Set 1 · Q27 · 3 marks
How do you convert the following ?(a)Acetophenone to Benzoic acid(b)Acetonitrile to Acetone(c)Benzoic acid to Benzene
How do you convert the following ?
(a)
Acetophenone to Benzoic acid
(b)
Acetonitrile to Acetone
(c)
Benzoic acid to Benzene
Marking-scheme solution
(a)
(b)
CH₃CN --(i) CH₃MgBr / (ii) H₂O--> CH₃COCH₃
(c)
C₆H₅COOH --NaOH--> C₆H₅COONa --NaOH / CaO, heat--> C₆H₆
Aldehydes, Ketones and Carboxylic AcidsChemical Reactions of Aldehydes, Ketones and Carboxylic AcidsApplyshort_answermedium
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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.