JEE Main & Advanced Sample Paper JEE Main Sample Paper-4

  • question_answer
    Conversion of, example of which of the following reaction?

    A)  Nucleophilic substitution

    B)  Electrophilic substitution

    C)  Free radical addition

    D)  Free radical substitution

    Correct Answer: B

    Solution :

    Replacement of H of benzene by any atom / group is called electrophilic substitution reaction. The electrophile in this reaction is \[C{{l}^{+}}.\] The\[C{{l}^{+}}\] is produced as a result of redox reaction.\[{{O}_{2}}+2C{{l}^{-}}+4{{H}^{+}}\to 2{{H}_{2}}O+2C{{l}^{+}}\]

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