Year: 2016
Topic: The p-Block Elements
Time :
1.
Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules ?
(1). Cl
2
> Br
2
> F
2
> I
2
(2). Br
2
> I
2
>
F2
> Cl
2
(3). F
2
> Cl
2
Br
2
> I
2
(4). I
2
> Br
2
> Cl
2
> F
2