STANDARDChemistry-Aromatic Compounds
STANDARD Chemistry Electrophilic Aromatic Substitution MCQ Question
Type: MCQ-conceptual-Medium
Chlorobenzene is formed by reaction of chlorine with benzene in the presence of AlCl₃. Which of the following species attacks the benzene ring in this reaction?
A
Cl⁻
B
Cl⁺
C
AlCl₃
D
[AlCl₄]⁻
Correct Answer
Option B
Detailed Explanation
During chlorination of benzene, anhydrous AlCl₃, being a Lewis acid, helps in generation of the electrophile Cl⁺ by combining with the attacking reagent. The electrophile Cl⁺ attacks the benzene ring in this reaction.
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