▁produced ▁on ▁a ▁large ▁scale ▁by ▁direct ▁reaction ▁of ▁b rom ine ▁with ▁excess ▁flu or ine ▁at ▁temper atures ▁higher ▁than ▁ 1 5 0   ° C , ▁and ▁on ▁a ▁small ▁scale ▁by ▁the ▁flu or ination ▁of ▁pot ass ium ▁b rom ide ▁at ▁ 2 5   ° C . ▁It ▁is ▁a ▁very ▁vig orous ▁flu or in ating ▁agent , ▁although ▁ch lor ine ▁trif lu or ide ▁is ▁still ▁more ▁violent . ▁B rom ine ▁p enta flu or ide ▁expl odes ▁on ▁reaction ▁with ▁water ▁and ▁flu or in ates ▁sil ic ates ▁at ▁ 4 5 0   ° C . ▁ ▁Poly b rom ine ▁comp ounds ▁Although ▁di b rom ine ▁is ▁a ▁strong ▁ox id ising ▁agent ▁with ▁a ▁high ▁first ▁ion isation ▁energy , ▁very ▁strong ▁ox id is ers ▁such ▁as ▁per ox y dis ulf ury l ▁flu or ide ▁( S 2 O 6 F 2 ) ▁can ▁ox id ise ▁it ▁to ▁form ▁the ▁cher ry - red ▁ ▁c ation . ▁A ▁few ▁other ▁b rom ine ▁c ations ▁are ▁known , ▁namely ▁the ▁brown ▁ ▁and ▁dark ▁brown ▁. ▁The ▁trib rom ide ▁an ion , ▁, ▁has ▁also ▁been ▁character ised ; ▁it ▁is ▁analog ous ▁to ▁tri iod ide . ▁ ▁B rom ine ▁ox ides ▁and ▁ox o ac ids ▁ ▁B rom ine ▁ox ides ▁are ▁not ▁as ▁well - character ised ▁as ▁ch lor ine ▁ox ides ▁or