Iridium trifluoride
Names
Other names
Iridium(III) fluoride, trifluoroiridium
Identifiers
3D model (JSmol)
  • InChI=1S/3FH.Ir/h3*1H;/q;;;+3/p-3
    Key: VNCUSYIKPZQFST-UHFFFAOYSA-K
  • [Ir+3].[F-].[F-].[F-]
Properties
F3Ir
Molar mass 249.212 g·mol−1
Appearance black crystals[1]
insoluble
Structure
hexagonal
Related compounds
Related compounds
 Rhodium trifluoride
Ruthenium trifluoride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Iridium trifluoride is a binary chemical compound of iridium and fluorine with the chemical formula IrF
3.[2][3]

Synthesis

Reduction of iridium hexafluoride by metallic iridium:[4]

2IrF6 + Ir → 2IrF3

Decomposition of iridium tetrafluoride by heating at 430–450 °C:[5]

2IrF4 → 2IrF3 + F2

Physical properties

Iridium(III) fluoride forms black hexagonal crystals. It is insoluble in water.

References

  1. ↑ "Iridium(III) Fluoride". American Elements. American Elements. Retrieved 3 May 2023.
  2. ↑ "WebElements Periodic Table » Iridium » iridium trifluoride". webelements.com. Retrieved 3 May 2023.
  3. ↑ Robinson, P. L.; Westland, G. J. (1 January 1956). "862. The simple fluorides of iridium, including the new trifluoride". Journal of the Chemical Society (Resumed): 4481–4487. doi:10.1039/JR9560004481. ISSN 0368-1769. Retrieved 3 May 2023.
  4. ↑ Singh, G. (2007). Chemistry Of Lanthanides And Actinides. Discovery Publishing House. p. 286. ISBN 978-81-8356-241-6. Retrieved 3 May 2023.
  5. ↑ Simons, J. H. (2 December 2012). Fluorine Chemistry V5. Elsevier. p. 97. ISBN 978-0-323-14724-8. Retrieved 3 May 2023.
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