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The coupling reaction is a type of _________ reaction.

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in Chemistry – Class 12 by (188k points)
The coupling reaction is a type of _________ reaction.

(a) electrophilic addition

(b) electrophilic substitution

(c) nucleophilic addition

(d) nucleophilic substitution

I had been asked this question in semester exam.

This key question is from Diazonium Salts Chemical Reactions topic in division Amines of Chemistry – Class 12

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The correct option is (b) electrophilic substitution

For explanation I would say: During a coupling reaction, the diazonium cation which has a positive charge on the terminal nitrogen acts as the electrophile, and the electron rich compounds act as nucleophiles.

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