Iridium trifluoride

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

Iridium trifluoride

Names
Other names Iridium(III) fluoride, trifluoroiridium
Identifiers
CAS Number	23370-59-4
3D model (JSmol)	Interactive image
ChemSpider	14462017
PubChem CID	19886946
InChI InChI=1S/3FH.Ir/h3*1H;/q;;;+3/p-3 Key: VNCUSYIKPZQFST-UHFFFAOYSA-K
SMILES [Ir+3].[F-].[F-].[F-]
Properties
Chemical formula	F3Ir
Molar mass	249.212 g·mol−1
Appearance	black crystals[1]
Solubility in water	insoluble
Structure
Crystal 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

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.^{[citation needed]} It is insoluble in water.^{[citation needed]}