Neptunyl fluoride

Chemical compound From Wikipedia, the free encyclopedia

Neptunyl fluoride is an inorganic compound of neptunium, oxygen, and fluorine with the chemical formula NpO2F2.[1][2]

Quick facts Names, Identifiers ...
Neptunyl fluoride
Names
Other names
  • Neptunium(VI) fluoride oxide
  • Neptunium difluoride dioxide
Identifiers
3D model (JSmol)
  • InChI=1S/2FH.Np.2O/h2*1H;;;/q;;+2;;/p-2
    Key: BPVQATDOABEXKQ-UHFFFAOYSA-L
  • O=[Np](F)(F)=O
Properties
NpO2F2
Molar mass 307 g·mol−1
Appearance pink solid
soluble
Related compounds
Other cations
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis

Neptunyl fluoride can be obtained by the reaction of the hydrated trioxide with gaseous HF and by direct fluorination of Np2O5 at 350 °C or NpO3·H2O at 225 °C.[3]

Physical properties

The compound forms a pink solid[3] of hexagonal crystal system, spatial group R3m.[4][5] Soluble in water, insoluble in common organic solvents.[1]

References

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