Question

During coupling reaction of benzene diazonium chloride and aniline, the pH of reaction medium should be approximately.

• A. 1 - 2
• B. 9 - 10
• C. 4 - 5
• D. 7 - 8

Answer 1

The correct option is C

4 - 5

This reaction happens under mildly acidic conditions with the pH range 4-5. Under strongly acidic conditions, aniline may get oxidized.