The bromate anion,,'s a bromine-based oxoanion. A bromate's a chemical compound that contains this ion. Examples of bromates include sodium bromate,, and potassium bromate, . Bromates are formed many different ways in municipal drinking water. The most common's ozone and bromide ion react according to the following abbreviated reaction: » + → Electrochemical processes, such as electrolysis of brine without a membrane operating to form hypochlorite, will also produce bromate when bromide i… (More on Bromate)