# What is the identity of the halogen elements?

Elemental iodine is the ${I}_{2}$ molecule. Iodine is thus bimolecular, as are all the elemental halogens, ${F}_{2} \left(g\right)$, $C {l}_{2} \left(g\right)$, $B {r}_{2} \left(l\right)$......