Iodine pentoxide

Iodine pentoxide, also known as iodine(V) oxide and diiodine pentoxide is a chemical compound. Its chemical formula is I2O5. It has iodine and oxide ions. The iodine is in its +5 oxidation state.

Properties
Iodine pentoxide is a white solid. It breaks down to iodine and oxygen when heated. It reacts with carbon monoxide to make carbon dioxide and iodine. It is a strong oxidizing agent. It reacts with water to make iodic acid.

Preparation
Iodine pentoxide is made by heating iodic acid to  in dry air.

Uses
It is used to see how much carbon monoxide is in a sample of gas.

Related pages
Iodine pentafluoride
Iodine trifluoride
Iodine monochloride

Category:Iodine compounds
Category:Oxides