Molecular size of `ICI` and `Br_2` is nearly same but `b.pt.` of ` ICI` is about ` 40^@` higher than `BR_2` . This is due to :

Options

A. `ICI` bond is stronger than `Br-Br` bond
B. `I.E. of 1 lt I.E. of Br`
C. `ICI` is polar while `Br_(2)` is non-polar
D. `1` has larger size than `Br`

Answer

c

Explanation

Polor molecular also have depole- depole interactions which increases the boiling point.