Iridium trifluoride

Iridium trifluoride  Names

Other names

Iridium(III) fluoride, trifluoroiridium

Identifiers

CAS Number

* 23370-59-4

3D model (JSmol)

* Interactive image

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

Iridium trifluoride is a binary chemical compound of iridium and fluorine with the chemical formula IrF3.[2][3]

## Synthesis

Reduction of iridium hexafluoride by metallic iridium:[4]

2IrF
6 \+ Ir → 2IrF

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

2IrF
4 → 2IrF
3 \+ F

## Physical properties

Iridium(III) fluoride forms black hexagonal crystals.[citation needed] It is insoluble in water.[citation needed]

## References

1. ↑ "Iridium(III) Fluoride" (in en). American Elements. https://www.americanelements.com/iridium-iii-fluoride-23370-59-4.
2. ↑ "WebElements Periodic Table » Iridium » iridium trifluoride". webelements.com. https://www.webelements.com/compounds/iridium/iridium_trifluoride.html.
3. ↑ Robinson, P. L.; Westland, G. J. (1 January 1956). "862. The simple fluorides of iridium, including the new trifluoride" (in en). Journal of the Chemical Society (Resumed): 4481–4487. doi:10.1039/JR9560004481. ISSN 0368-1769. https://pubs.rsc.org/en/content/articlelanding/1956/JR/JR9560004481. Retrieved 3 May 2023.
4. ↑ Singh, G. (2007) (in en). Chemistry Of Lanthanides And Actinides. Discovery Publishing House. p. 286. ISBN 978-81-8356-241-6. https://books.google.com/books?id=0l3bYxwBWMcC&dq=iridium+trifluoride&pg=PA286. Retrieved 3 May 2023.
5. ↑ Simons, J. H. (2 December 2012) (in en). Fluorine Chemistry V5. Elsevier. p. 97. ISBN 978-0-323-14724-8. https://books.google.com/books?id=9AbqU4cI93wC&dq=iridium+trifluoride&pg=PA97. Retrieved 3 May 2023.

* v
* t
* e

Iridium compounds

Iridium(0)|

| Organoiridium(0)|

* Ir4(CO)12

|

Iridium(I)|

| Organoiridium(I)|

* IrC8H12C5H5NP(C6H11)3PF6
* IrClCO(P(C6H5)3)2
* KIrI2(CO)2

|

Iridium(III)|

* IrCl3

| Organoiridium(III)|

* (IrClC5(CH3)5)2Cl2

|

Iridium(IV)|

* IrF4
* IrO2
* (NH4)2[IrCl6]

Iridium(V)|

* IrF5

Iridium(VI)|

* IrF6

Iridium(VII)|

* IrF7

Iridium(VIII)|

* IrO4

* v
* t
* e

Salts and covalent derivatives of the fluoride ion

HF |  |  |  | He

|
|
|
|

LiF | BeF2 | BF
BF3
B2F4 | CF4
other compounds | NF3
FN3
N2F2
N2F4
NF5§  | F2O
F2O2
other compounds | F2 | Ne
NaF | MgF2 | AlF
AlF3 | SiF4 | P2F4
PF3
PF5 | S2F2
SF2
SF4
SF6 | ClF
ClF3
ClF5 | Ar
KF | CaF
CaF2 | ScF3 | TiF2
TiF3
TiF4 | VF2
VF3
VF4
VF5 | CrF2
CrF3
CrF4
CrF5
CrF6§  | MnF2 | FeF2
FeF3 | CoF2
CoF3 | NiF2 | CuF
CuF2 | ZnF2 | GaF2
GaF3 | GeF2
GeF4 | AsF3
AsF5 | Se2F2
SeF4
SeF6 | BrF
BrF3
BrF5 | KrF2
RbF | SrF
SrF2 | YF3 | ZrF3
ZrF4 | NbF4
NbF5 | MoF2
MoF3
MoF4
MoF5
MoF6 | TcF4
TcF6 | RuF3
RuF5
RuF6 | RhF3
RhF5
RhF6 | PdF2 | AgF | CdF2 | InF
InF2
InF3 | SnF2
SnF4 | SbF3
SbF5 | Te3F2
TeF4
TeF6 | IF
IF3</br>IF5</br>IF7 | XeF2
XeF4
XeF6
CsF | BaF2 |  | HfF4 | TaF5 | WF2
WF3
WF4
WF5
WF6 | Re3F9
ReF4
ReF5
ReF6
ReF7 | OsF4
OsF5
OsF6 | IrF2
IrF3
IrF4
IrF5
IrF6 | PtF2
PtF4
PtF5
PtF6 | AuF
AuF3
Au2F10
AuF5•F2 | Hg2F2
HgF2
HgF4 | TlF | PbF2
PbF4 | BiF3
BiF5 | PoF2
PoF4
PoF6 | AtF  | RnF2
FrF | RaF2 |  | Rf  | Db  | Sg  | Bh  | Hs  | Mt  | Ds  | Rg  | Cn  | Nh  | Fl  | Mc  | Lv  | Ts  | Og
| ↓  |  |
LaF3 | CeF3
CeF4 | PrF3 | NdF2,
NdF3 | PmF3 | SmF2,
SmF3 | EuF2,
EuF3 | GdF3 | TbF3 | DyF2,
DyF3 | HoF3 | ErF3 | TmF2
TmF3 | YbF2
YbF3 | LuF3
AcF3 | ThF4 | PaF5 | UF3
UF4
UF5
UF6 | NpF4
NpF6 | PuF3
PuF6 | AmF2
AmF3 | CmF3 | BkF3 | CfF3 | EsF3 | Fm  | Md  | No  | LrF3

§ means the substance has not been made.

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