Question Detail

CHM 102 Practice Questions Objective Question
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Question

In electrophilic aromatic substitution reactions a chlorine substituent .
Options
A is a deactivator and a m-director
B is a deactivator and an o,p-director
Correct Answer
C is an activator and a m-director
D is an activator and an o,p-director
Correct Answer

Option B is the correct answer.

Detailed Explanation

Chlorine is an ortho-para director but is deactivating (due to its electronegativity), even though it has lone pairs that can donate electrons by resonance. The inductive effect (withdrawing) is stronger than resonance donation.

Hint

Is chlorine activating or deactivating, and what is its directing effect?

Question Info

Course: CHM 102
Topic: Practice Questions
Type: Objective
Difficulty: Not specified
Question 1678 of 1999
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