Although the ClO4- and lO4- ions have been known for a long time BrO4-, was not synthesized until 1965. The ion was synthesized by oxidizing the bromate ion with xenon difluoride, producing xenon, hydrofluoric acid, and the perbromate ion.
(a) Write the balanced equation for this reaction.
(b) What are the oxidation states of Br in the Br-containing species in this reaction?