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MHT CET Chemistry question

ChemistryOrganic Chemistry - Some Basic Principles and TechniquesMHT CET

Arrange benzene, n-hexane and ethyne in the decreasing order of acidic behaviour.

Answer: (A)

Solution

Acidity depends on the s-character of the carbon bearing H: ethyne (sp, 50%) > benzene (sp2, 33%) > n-hexane (sp3, 25%), because

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Question ID VK-044274