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Question

Which of the following reactions is used to prepare aryl fluorides from diazonium salts and fluoroboric acid?

A
Sandmeyer reaction
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B
Balz-Schiemann reaction
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C
Gattermann reaction
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D
Swarts reaction
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Solution

The correct option is C Balz-Schiemann reaction
Balz-Schiemann reaction is used to prepare aryl fluorides from diazonium salts and fluoroboric acid.
ArN2XHBF4−−ArN2BF4ΔArF+BF3+N2

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