Iodine - i

Iodine is an element that has the chemical formula I and belongs to the halogens in the periodic table. 

Iodine does not exist freely in nature but in chemical compounds as iodates. Iodine is the most uncommon of the halogens. 


Solid phase   Melting point: 113.7 °C

Liquid phase   Boiling point: 184.3 °C