Question

22. Fluorobenzene (C,H,F) can be synthesized in the
laboratory
(1) By heating phenol with HIF and KF
(2) From aniline by diazotization followed by heating the
diazonium salt with HBF,
(3) By direct fluorination of benzene with F2 gas
(4) By reacting bromobenzene with Nal solution​

Answer 1

Answer:

2) From aniline by diazotisation followed by heating the diazonium salt with HBF4

●Refer to the attachment

hope this will help you