Which of the following reactions `underline("does not")` take palane ?

Options

A. `F_2+2CI^(-) to 2F+CI_(2) `
B. `Br_(2)+CI^(-) to 2Br^(-) +I_(2) `
C. `CI_(2)+2Br^(-)to 2CI^(-)+Br_(2)`
D. `CI_(2)+2F^(-) to 2CI^(-)+F_(2)`.

Answer

D

Explanation

Less reactive halogen cannot displace haigh reactive halogen.
CI cannot displace F.