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Which of the following sets of functional groups is meta-directing group?

Options

  1. A- NO ₂,- NH ₂,- COOH ,- COOR
  2. B- NO ₂,- CHO ,- SO ₃ H - COR
  3. C- CN ,- CHO ,- NHCOCH ₃,- COOR
  4. D- CN ,- NH ₂,- NHR ,- OCH ₃

Correct answer

B. - NO ₂,- CHO ,- SO ₃ H - COR

Step-by-step solution

Meta-directing groups are electron withdrawing groups. - NO ₂, CHO ,- SO ₃ H ,- COR

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