The species that exhibits the highest `R_(f)` valume in a thin layer chromatogram using a nonpolar solvent on a silica gel plate is :

Options

A.
B.
C.
D.

Answer

A

Explanation

Thre most often used stationary phase silica gel and alumina are polar meterial. Consquently the least polar compound will have the highest `R_(f)` value.
Option (A) is least polar among other options so It's `R_(f)` value will be maximum.