Sodium hexafluoroantimonate

Last updated
Sodium hexafluoroantimonate
Names
IUPAC name
sodium;hexafluoroantimony(1-)
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.037.248 OOjs UI icon edit-ltr-progressive.svg
EC Number
  • 240-989-8
PubChem CID
UNII
  • InChI=1S/6FH.Na.Sb/h6*1H;;/q;;;;;;+1;+5/p-6
    Key: HKLMYZVMEYYVBS-UHFFFAOYSA-H
  • F[Sb-](F)(F)(F)(F)F.[Na+]
Properties
NaSbF6
Appearancecolorless crystals
soluble (slow hydrolysis)
Hazards
GHS labelling:
GHS-pictogram-exclam.svg GHS-pictogram-pollu.svg GHS-pictogram-rondflam.svg GHS-pictogram-skull.svg GHS-pictogram-silhouette.svg
Danger
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Sodium hexafluoroantimonate is an inorganic chemical compound with the chemical formula NaSbF6. [1] [2] [3]

Contents

Synthesis

Sodium hexafluoroantimonate may be synthesised by oxidation of antimony trioxide with bromine trifluoride:

6Sb2O3 + 20BrF3 + 12NaF → 12Na[SbF6] + 10Br2 + 9O2

Or it may be formed by reaction of antimony and sodium fluorides:

SbF5 + NaF → Na[SbF6]

Physical properties

Sodium hexafluoroantimonate forms colorless crystals, soluble in water. [4] It crystallizes in the cubic Pa3 space group with unit cell dimension of a=0.820 Å.

Chemical properties

Sodium hexafluoroantimonate undergoes slow partial hydrolysis in aqueous solutions. [5]

References

  1. "Sodium hexafluoroantimonate, 98%, Thermo Scientific Chemicals | Fisher Scientific". Fisher Scientific . Retrieved 14 June 2024.
  2. "Sodium hexafluoroantimonate(V)". Sigma Aldrich . Retrieved 14 June 2024.
  3. Toxic Substances Control Act (TSCA): PL 94-469 : Candidate List of Chemical Substances. Environmental Protection Agency, Office of Toxic Substances. 1977. p. 1177. Retrieved 14 June 2024.
  4. Haynes, William M. (22 June 2016). CRC Handbook of Chemistry and Physics. CRC Press. p. 4-86. ISBN   978-1-4987-5429-3 . Retrieved 14 June 2024.
  5. Possart, Wulff (12 May 2006). Adhesion: Current Research and Applications. John Wiley & Sons. p. 208. ISBN   978-3-527-60710-5 . Retrieved 14 June 2024.