consider the nucleopholic attacks given below ,select in each pair that shows the greater `S_(N^(2))`?

Options

A. `(I),(II),(VI),(VIII)`
B. `(II),(III),(V),(VIII)`
C. `(I),(III),(V),(VIII)`
D. `(I),(III),(V),(VII)`

Answer

C

Explanation

(a) `Br^(-)` is best L.G than `-O-overset(O)overset(||)C-Me`
`(B) `SH^(-)` is best `NU^(-)` then MeSH`
(c ) `Cl^(-)` si best `NU^(-)` than `I^(-)` is better `NU^(-)` than `Cl^(-)`