question_answer

Coupling of diazonium salts of following takes place in the order:

A)  \[IV\text{ }<\text{ }II\text{ }<\text{ }III\text{ }<\text{ }I\]

B)  \[IV\text{ }>\text{ }III\text{ }<\text{ }II\text{ }<\text{ }I\]

C)  \[II\text{ }<\text{ }IV\text{ }<\text{ }I\text{ }<\text{ }III\]

D)  \[I\text{ }<\text{ }II\text{ }<\text{ }III\text{ }<\text{ }IV\]

Correct Answer: A

Solution :

                Coupling of diazonium salts takes place in the following order as: