Tags: Chemical Compound, Chemical Substance.
Fluoroantimonic acid (systematically named fluorium hexafluorostibanuide and fluorium hexafluoridoantimonate(1-)) is an inorganic compound with the chemical formula H2FSbF6 (also written H2F[SbF6]). It is an ionic liquid created by reacting hydrogen fluoride with antimony pentafluoride in stoichiometrically equivalent amounts. Similar acids can be created by using excess antimony pentafluoride.