polarisibility of halid ions increasing in the order

Polarisabitlity of halide ions increases in the order _______.

Polarisability of halide ions increases in the order

The case of elimination E_(1) increase in the order of alkyl halide as :

A student arranged the halide ions in the increasing order of polarisabillity as: F lt I lt Cl lt Br. Is this the correct order? If not write it in correct order

A student arranged the halide ions in the increasing order of polarisabillity as: F lt I lt Cl lt Br. Justify

In case of alkali metal halides, the ionic character increases in the order

The halide ion easiest to oxidise is :