CBSE 2024 · Region 1 · Set 1 · Q20 · 2 marks
(a)Draw the structures of major monohalo products in each of the following reactions :(i)
(ii)
(b) Give reasons for the following :(i)Grignard reagent should be prepared under anhydrous conditions.(ii)Alkyl halides give alcohol with aqueous KOH whereas in the presence of alcoholic KOH , alkenes are formed.
(a)
Draw the structures of major monohalo products in each of the following reactions :
(i)
(ii)
(b) Give reasons for the following :
(i)
Grignard reagent should be prepared under anhydrous conditions.
(ii)
Alkyl halides give alcohol with aqueous KOH whereas in the presence of alcoholic KOH , alkenes are formed.
Marking-scheme solution
(a)
Haloalkanes and HaloarenesChemical Reactions of Haloalkanes and HaloarenesApplyvery_short_answermedium
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CBSE Class 12 Chemistry past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.