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Q.
Which of the following reagents may not be used to convert alkyl chlorides and alkyl bromides into alkylfluorides?
NTA AbhyasNTA Abhyas 2022
Solution:
It is an example of Swarts reaction used to prepare fluoro alkanes.
$R-Br\overset{H g_{2} F_{2} \, o r \, S b F_{5} \, o r \, A g F}{ \rightarrow }R-F$