Oxonium hexafluorouranate

Oxonium hexafluorouranate
Identifiers
3D model (JSmol)
  • InChI=1S/6FH.H2O.U/h6*1H;1H2;/q;;;;;;;+5/p-5
    Key: QNFXVKQSTCPUQS-UHFFFAOYSA-I
  • [OH3+].F[U-](F)(F)(F)(F)F
Properties
F6H3OU
Molar mass 371.042 g·mol−1
Appearance green crystals
Related compounds
Other anions
Hydronium perchlorate; Hydronium hexafluoroarsenate; Hydronium hexafluoroantimonate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Oxonium hexafluorouranate is an inorganic compound with the chemical formula H
3
OUF
6
, composed of the hydroxonium cation [H3O]+ and hexafluorouranate anion [UF6]-.

Preparation

It can be formed by mixing equimolar amounts of uranium pentafluoride (UF
5
) and water (H
2
O
) in hydrogen fluoride (HF).[1]

References

  1. ↑ Masson, J. P.; Desmoulin, J. P.; Charpin, P.; Bougon, R. (1976). "Synthesis and characterization of a new uranium(V) compound: oxonium hexafluorouranate(V)". Inorganic Chemistry. 15 (10): 2529–2532. doi:10.1021/ic50164a042. Retrieved 2026-04-24.