Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Passage: Bismuth (III) fluoride ma ọ bụ bismuth trifluoride bụ kemịkal nke bismuth na fluorine. Usoro kemịkal ya bụ BiF3. Ọ bụ ntụ ntụ na-acha ọcha na-acha ọcha na-agbaze na 649°C.  Ajụjụ: Gịnị bụ kemịkalụ a kpọrọ BiF3?
Bismuth (III) fluoride ma ọ bụ bismuth trifluoride