- Source: Thallium trifluoride
Thallium trifluoride is the inorganic compound with the formula TlF3. It is a white solid. Aside from being one of two thallium fluorides, the compound is only of theoretical interest. It adopts the same structure as bismuth trifluoride, featuring eight-coordinate Tl(III) centers. Some evidence exists for a second polymorph.