The chemical formula for barium bromate is Ba(BrO3)2. It can also be written as BaBr2O6. Ba is the chemical symbol for barium, Br is chemical symbol for bromine, and O is the chemical symbol for oxygen.
The formula BrO3 represents a bromate ion. The suffix -ate indicates a compound containing oxygen atoms. The barium ion carries a charge of +2, while the bromate carries a charge of -1. The compound requires two bromate compounds to balance out the charge for the molecule. The molar mass of barium bromate is 393.13 grams per mole, and its density is 3.99 grams per cubic centimeter.