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NEET Chemistry Hydrocarbons / हाइड्रोकार्बन Question Bank Self Evaluation Test - Hydrocarbons

  • question_answer
    Arrange the following in decreasing order of reactivity towards EAS (electrophilic aromatic substitution)

    A) a > b > c                         

    B) c > b > a

    C) a > c > b                         

    D) c > a > b

    Correct Answer: A

    Solution :

    [a] \[-C{{H}_{3}}>-C{{D}_{3}}>-C{{T}_{3}}\] Order of hyperconjugation on the basis of bond energy. Strong bond means less hyperconjugation.


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