Question

Which of the following is involved in Sandmeyer’s reaction?

• A. Ferrous salt
• B. Diazonium salt
• C. Ammonium salt
• D. Cuprammonium salt

Answer 1

Answer: (B)

Diazonium salt is involved in Sandmeyer’s reaction.
$Ar-N_2-X+C{u}_{2}C{l}_2/HCl\to ArCl+N_2+X^{-}$