Periodic acid

Periodic acid (pronounced as per·io'·dic acid) is a chemical compound. It is also an acid. Its chemical formula is HIO4 or H5IO6. It has hydrogen and periodate ions in it.

Properties
Periodic acid is found as a colorless solution. It is a strong oxidizing agent, like perchloric acid. It breaks down when heated to iodine pentoxide and oxygen, as well as water. It does not form . It is found as  in dilute solution and  in concentrated solution. When  is heated, it turns into .

Preparation
It is made by reacting a periodate with a strong acid.

Uses
It is used to look at the structure of certain organic compounds.

Related pages
Perbromic acid
Sodium perbromate
Iodic acid

Category:Iodine compounds
Category:Oxoacids