S_N1 reactions are favoured by

MHT CET Chemistry question

reactions are favoured by

(A)Non-polar solvents
(B)Bulky groups on the carbon atom attached to the halogen atomCorrect
(C)Small groups on the carbon atom attached to the halogen atom
(D)Strong nucleophile

Answer: (B)

Solution

Bulky groups stabilise the carbocation and relieve strain on ionisation, favouring ; polar (not non-polar) solvents favour ionisation, small groups favour

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Question ID VK-043400