alleryReplacing the diazo group by chlorine using a copper one salt is the:
ASandmeyer reaction
BSandwich reaction
CSaponify reaction
DSubstrate reaction
Answer & Solution
Correct answer: A. Sandmeyer reaction
1. The diazonium salt is treated with a cuprous halide.
2. Nitrogen escapes and the halide takes its place.
3. This is the Sandmeyer reaction.
_Source: syllabus Chemistry Part 2, Unit 9 'Amines'_
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