Alkyl fluorides are synthesised by alkyl chloride / bromide in presence of …….. or ……… .

Options

A. `CaF_(2)`
B. `CoF_(2)`
C. `H_(g_(2))F_(2)`
D. NaF

Answer

B, C

Explanation

`R-X overset(A_(g))F" OR "Hg_(2)F_(2)" OR "CoF_(2))rarr R-F+AgX`
`(X=Cl, Br)`