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Identify meta-directing and deactivating groups in electrophilic substitution

This type of question, asked 3 times: 27 Jan 2024, 1 Feb 2024, 24 Jan 2025. All 4 questions below, oldest first.

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  1. Question 1

    27 Jan 2024

    57
    Among the following, total number of meta directing functional groups is −OCH3-OCH_{3}, −NO2-NO_{2}, −CN-CN, −CH3-CH_{3}, −NHCOCH3-NHCOCH_{3}, −COR-COR, −OH-OH, −COOH-COOH, −Cl-Cl

  2. Question 2

    1 Feb 2024

    56
    Total number of deactivating groups in aromatic electrophilic substitution reaction among the following is

  3. Question 3

    1 Feb 2024

    128
    The set of meta directing functional groups from the following sets is:

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  4. Question 4

    24 Jan 2025

    114
    Identify correct statement/s : (A) −OCH3-OCH_{3} and −NHCOCH3-NHCOCH_{3} are activating group (B) -CN and -OH are meta directing group (C) -CN and −SO3H-SO_{3}H are meta directing group (D) Activating groups act as ortho - and para directing groups (E) Halides are activating groups Choose the correct answer from the options given below :

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