JEE Main & Advanced Chemistry GOC Question Bank Critical Thinking

  • question_answer Which of the following compounds are not arranged in order of decreasing reactivity towards electrophilic substitution [DCE 2003]

    A) Fluoro benzene > chloro benzene > bromo benzene

    B) Phenol > n-propyl benzene > benzoic acid

    C) Chloro toluene > para-nitro toluene > 2-chloro-4-nitro toluene

    D) Benzoic acid > phenol > n-propyl benzene

    Correct Answer: D

    Solution :

    -COOH group is a deactivating group, hence benzoic acid is less reactive towards electrophilic substitution than phenol.

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