In order to prepare fluorobenzene from benzene diazonium chloride which of the following reagent is used
In order to prepare fluorobenzene from benzene diazonium chloride which of the following reagent is used
A. Fluorine
B. HF
C. Hydrofluorosilicic acid
D. Fluoboric acid
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Correct Answer - D
`C_(6)H_(5)N_(2)+Cl^(-)overset(HBF_(4))underset(-HCl)rarr C_(6)H_(5)N_(2)^(+)BF_(4)^(-)overset(Delta)underset(-N_(2),-BF_(3))rarr underset("Fluorobenzene")(C_(6)H_(5)F)`
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