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MCQ
What is the mechanism of the Sandmeyer reaction?
Chemistry
A Free radical substitution using Cu(I) salts
B Nucleophilic aromatic substitution
C Electrophilic aromatic substitution
D Addition-elimination
Explanation

The Sandmeyer reaction converts aryl diazonium salts to aryl halides (Ar-Cl, Ar-Br, Ar-CN) using copper(I) salts via a free radical mechanism.

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