Uranium pentafluoride

Uranium pentafluoride is the inorganic compound with the chemical formula UF5. It is a pale yellow paramagnetic solid. The compound has attracted interest because it is related to uranium hexafluoride, which is widely used to produce uranium fuel. It crystallizes in two polymorphs, called α- and β-UF5.

Uranium pentafluoride

β form
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.991
EC Number
  • 237-405-9
UNII
  • InChI=1S/5FH.U/h5*1H;/q;;;;; 5/p-5 N
    Key: JNVYCANIFQDNST-UHFFFAOYSA-I N
  • InChI=1/5FH.U/h5*1H;/q;;;;;+2/p-5
    Key: YKLDBRIIJYAXGS-AACRGIKGAA
  • [U+5].[F-].[F-].[F-].[F-].[F-]
Properties
UF5
Molar mass 333.02 g/mol
Density 5.823 g/cm3 (alpha polymorph)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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