Tags: Chemical Compound, Chemical Substance.
Sulfur trifluoride is an inorganic chemical compound composed of one atom of sulfur and three atoms of fluorine. It has the chemical formula SF3 and is 64% fluorine and 36% sulfur by mass. Sulfur trifluoride is not a stable molecule: it has an unpaired electron and is thus a radical. While some radicals are stable SF3 is not.