Which of the Following Criteria Is Necessary for a Nucleophilic

question 47

Multiple Choice

Which of the following criteria is necessary for a nucleophilic aromatic substitution reaction?

• A) the ring must contain a very strong electron withdrawing group
• B) the ring must contain a leaving group
• C) the leaving group must be ortho or para to the electron withdrawing group
• D) the leaving group must be meta to the electron withdrawing group
• E) A, B and C

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