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| Names | |
|---|---|
| IUPAC name
Gold(III) fluoride
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| Other names
Gold trifluoride
Auric fluoride | |
| Identifiers | |
3D model (JSmol)
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| ChEBI | |
| ChemSpider | |
PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| AuF3 | |
| Molar mass | 253.961779 g·mol−1 |
| Appearance | orange-yellow hexagonal crystals |
| Density | 6.75 g/cm3 |
| Melting point | sublimes above 300°C |
| Reacts[2][3] | |
| +74·10−6 cm3/mol | |
| Structure | |
| Hexagonal, hP24 | |
| P6122, No. 178 | |
| Thermochemistry | |
Std enthalpy of
formation (ΔfH⦵298) |
-363.3 kJ/mol |
| Related compounds | |
Other anions
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Gold(III) chloride Gold(III) bromide |
Other cations
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Silver fluoride Copper(II) fluoride Mercury(II) fluoride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Gold(III) fluoride, AuF3, is an orange solid that sublimes at 300 °C.[4] It is a powerful fluorinating agent. It is very sensitive to moisture, yielding gold(III) hydroxide and hydrofluoric acid.
- ^ Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. pp. 4–59. ISBN 0-8493-0594-2.
- ^ Victor Lenher (1903). "Fluoride of Gold.1". Journal of the American Chemical Society. 25 (11): 1136–1138. doi:10.1021/ja02013a004.
- ^ Cite error: The named reference
prewas invoked but never defined (see the help page). - ^ Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 978-0-08-037941-8., p. 1184.