Iridium — Ir
The chemical element Iridium is an element of type Transition metal with the symbol Ir. It has an atomic mass of 192.217 u and an electronic configuration of [Xe] 4f14 5d7 6s2.
Synthétique
Radioactif
Liquide
Gaz
4130°
-1
1
2
3
4
5
6
8
18
32
15
2
- Atomic number
- 77
- Atomic mass
- 192.217
- Symbol
- Ir
- Melting point
- 2410
- Boiling point
- 4130
- Density
- 22.56
- Period
- 6
- Group
- 9
- Discovery
- 1804 Tennant
- Abundance
- 0.001
- Radius
- 1.9
- Electronegativity
- 2.2
- Ionization
- 8.967
- Isotope
- 25
- Electronic configuration
- [Xe] 4f14 5d7 6s2
- Oxidation state
- -3,-1,1,2,3,4,5,6
- Electron
- 2,8,18,32,15,2
Minerals containing Iridium
| first name | Hardness | Density | Chemical formula |
|---|---|---|---|
| Beta - iridisite | — | 0.00 | Ir0.75S2 |
| Bowieite | — | 0.00 | Rh2S3 |
| Changchengite | — | 11.96 | IrBiS |
| Chengdeite | — | 19.30 | Ir3Fe |
| Cuproiridsite | — | 7.24 | CuIr2S4 |
| Ferhodsite | — | 0.00 | (Fe,Rh,Ni,Ir,Cu,Pt)9S8 |
| Ferrorhodsite | — | 5.71 | FeRh2S4 |
| Gaotaiite | — | 9.97 | Ir3Te8 |
| Garutiite | — | 11.33 | (Ni,Fe,Ir) |
| Hexaferrum | — | 10.69 | (Fe,Os,Ru,Ir) |
| Hexamolybdenum | — | 11.90 | (Mo,Ru,Fe,Ir,Os) |
| Inaglyite | — | 0.00 | PbCu3Ir8S16 |
| Irarsite | — | 11.00 | IrAsS |
| Iridarsenite | — | 10.90 | IrAs2 |
| Iridium | — | 22.60 | Ir |
| Kashinite | — | 9.10 | Ir2S3 |
| Kingstonite | — | 7.52 | Rh3S4 |
| Konderite | — | 4.73 | PbCu3Rh8S16 |
| Malanite | — | 7.40 | CuPt2S4 |
| Mayingite | — | 12.72 | IrBiTe |
| Osmium | — | 19.00 | Os |
| Rutheniridosmine | — | 21.00 | (Ir,Os,Ru) |
| Ruthenium | — | 12.20 | Ru |
| Shuangfengite | — | 10.14 | IrTe2 |
| Tolovkite | — | 10.50 | IrSbS |
| Xingzhongite | — | 6.64 | (Cu,Pb,Fe)Ir2S4 |