KVPY Sample Paper KVPY Stream-SX Model Paper-25

  • question_answer
    Which hydrogen in compound (E) is easily replaceable during bromination reaction.in presence of light?
    \[\underset{\delta }{\mathop{C{{H}_{3}}}}\,-\underset{\gamma }{\mathop{C{{H}_{2}}}}\,-\underset{\beta }{\mathop{CH}}\,=\underset{\alpha }{\mathop{C{{H}_{2}}}}\,\]

    A) \[\alpha -\]hydrogen

    B) \[\gamma \] - hydrogen

    C) \[\delta -\]hydrogen     

    D) \[\beta \] - hydrogen

    Correct Answer: B

    Solution :

    Allylic radical will form in presence of sunlight.

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