==Preparation== Antimony pentafluoride is prepared by the reaction of antimony pentachloride with anhydrous hydrogen fluoride: It can also be prepared from antimony trifluoride and fluorine. ==Structure and chemical reactions== In the gas phase, SbF5 adopts a trigonal bipyramidal structure of D3h point group symmetry (see picture). The material ad... Found on http://en.wikipedia.org/wiki/Antimony_pentafluoride