Uranium trifluoride is an inorganic chemical compound with the chemical formula UF3.

Uranium trifluoride
Names
Other names
Trifluorouranium
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.990 Edit this at Wikidata
  • InChI=1S/3FH.U/h3*1H;/q;;;+3/p-3
  • F[U](F)F
Properties
UF3
Molar mass 295.024 g/mol[1]
Appearance purple solid[2]
Density 8.9 g/cm3[1]
Melting point 1,495 °C (2,723 °F; 1,768 K)[1]
Structure
Rhombohedral, hP24
P63cm, No. 185[3]
a = 0.7181 nm, c = 0.7348 nm
0.32815
6
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Synthesis

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Uranium trifluoride can be obtained by reacting uranium(IV) fluoride with aluminium at 900 °C or with uranium:[4]

 
 

References

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  1. ^ a b c Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. p. 4.97. ISBN 1-4398-5511-0.
  2. ^ Holleman, Arnold F.; Wiberg, Egon; Wiberg, Nils (2007). Lehrbuch der anorganischen Chemie (in German). Berlin. p. 1969. ISBN 978-3-11-017770-1. OCLC 180963521.{{cite book}}: CS1 maint: location missing publisher (link)
  3. ^ Zachariasen, W. H. (1949). "Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types" (PDF). Acta Crystallographica. 2 (6): 388–390. Bibcode:1949AcCry...2..388Z. doi:10.1107/S0365110X49001016.
  4. ^ Brauer, Georg (ed.) (1978) Handbuch der Präparativen Anorganischen Chemie. Vol 3. Enke, Stuttgart. ISBN 3-432-87813-3. p. 1207