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Promethium(III) fluoride

Promethium(III) fluoride
Kristallstruktur Lanthanfluorid.png
Crystal structure
IUPAC name
Promethium(III) fluoride
Other names
Promethium trifluoride
3D model (JSmol)
Molar mass 202 g/mol[1]
Appearance pink solid[1]
Melting point 1338 °C [1]
Rhombohedral, hR24
P3c1, No. 165[2]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Promethium(III) fluoride or promethium trifluoride is the chemical compound of promethium and fluorine with the formula PmF3.

Promethium(III) fluoride is sparingly soluble in water. It reacts with metallic lithium to yield lithium fluoride and metallic promethium:[3]


  1. ^ a b c Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. p. 4.84. ISBN 1439855110.
  2. ^ Zachariasen, W. H. (1949). "Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types". Acta Crystallographica. 2 (6): 388. doi:10.1107/S0365110X49001016.
  3. ^ Weigel, F. (1963). "Darstellung von metallischem Promethium". Angewandte Chemie. 75 (10): 451. doi:10.1002/ange.19630751009.