Question
Chemistry Question on Haloalkanes and Haloarenes
Which of the following is involved in Sandmeyer's reaction?
A
Ferrous salt
B
Diazonium salt
C
Ammonium salt
D
Cupromonium salt
Answer
Diazonium salt
Explanation
Solution
Aryl halides can be prepared by the decomposition of aryl diazonium salts in presence of copper halides solution dissolved in the corresponding halogen acid, the diazo group is replaced by a halogen atom. This reaction is known as Sandmeyer reaction.