Holmium(III) fluoride

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Holmium(III) fluoride
3D model (JSmol)
ECHA InfoCard 100.033.942 Edit this at Wikidata
EC Number
  • 237-352-1
  • InChI=1S/3FH.Ho/h3*1H;/q;;;+3/p-3
  • F[Ho](F)F
Molar mass 221.93
Appearance yellowish powder
Density 7.64g/cm3[1]
Melting point 1145 °C[2]
Boiling point >2200 °C[1]
GHS labelling:
GHS06: ToxicGHS07: Exclamation mark
H301, H311, H315, H319, H331, H335
P261, P264, P270, P271, P280, P301+P310, P302+P352, P304+P340, P305+P351+P338, P311, P312, P321, P322, P330, P332+P313, P337+P313, P361, P362, P363, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Holmium(III) fluoride is an inorganic compound with a chemical formula of HoF3. It can be produced by reacting holmium oxide and ammonium fluoride, then crystallising it from the ammonium salt formed in solution.[3] It is a yellowish powder that is hard to dissolve in water.


  1. ^ a b "Holmium Fluoride".
  2. ^ Shaimuradov, I. B.; Reshetnikova, L. P.; Novoselova, A. V. Phase diagram of the potassium fluoride-holmium fluoride system. Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, 1974. 10 (8). 1468-1471. ISSN: 0002-337X.
  3. ^ Christoph Janiak, Hans-Jürgen Meyer, Dietrich Gudat, Ralf Alsfasser: Riedel Moderne Anorganische Chemie. Walter de Gruyter, 2012, ISBN 3-11-024901-4, S. 371 (eingeschränkte Vorschau in der Google-Buchsuche).