Which statement is/are correct:

Options

A. Basicity order `I^(-)geBr^(-)geCl^(-)F^(-)`
B. nucleophilicity order `CH_(3)-O^(ɵ)gePh-O^(ɵ)geCH_(3)-COO^(ɵ)geCH_(3)-SO_(3)^(ɵ)`
C. nucleophilicity order in polar protic solvent is `I^(-)geCl^(-)Br^(-)geF^(-)`
D. leaving group ability order `I^(-)geBr^(-)geCl^(-)geF^(-)`

Answer

B, D

Explanation

`overset(" "F^(-)" "Cl^(-)" "Br^(-)" "I^(-))to`
basicity `darr`
nucleophilicity `uarr`
leaving group ability `uarr`