JEE Main & Advanced Chemistry GOC Question Bank Organic reactions and their mechanism

  • question_answer Which of the following cannot undergo nucleophilic substitution under ordinary conditions [J & K 2005]

    A) Chlorobenzene

    B) tert-butylchloride

    C) Isopropyl chloride

    D) None of these

    Correct Answer: D

    Solution :

    All the given species undergo nucleophilic substitution reaction. This reactivity can be explained in terms of the nature of \[C-X\] bond which is highly polarised covalent bond due to large difference in the electronegativities of carbon and halogen atoms. \[-\overset{{{\delta }^{+}}}{\mathop{C}}\,-\overset{{{\delta }^{-}}}{\mathop{X}}\,\]

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