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Which of the following cannot be prepared by Sandmeyer's reaction?
(i) Chlorobenzene
(ii) Bromobenzene
(iii) Iodobenzene
(iv) Fluorobenzene
Answers (1)
Option (iii) and (iv) are the correct answers.
Explanation: Using Sandmeyer's reaction, Chloro and Bromo arenes are prepared. And by simply warming Diazonium salt solution with aqueous solution, Iodarenes can be prepared. Fluoroarenes are made using Balz-Schiemann reaction. All other reagents give off aniline.
View full answer
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