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mineralogy elements Ir Iridium

Ir - Iridium - TRANSITION METAL

2410°
4130°
192.217
-3
-1
1
2
3
4
5
6
77
Ir
[Xe] 4f14 5d7 6s2
2
8
18
32
15
2
2.2
8.967
Synthetic
Radioactive
Liquid
Gaseous
Iridium Electronic configuration diagram
Electronic configuration diagram

Name Iridium
Number 77
Atomic 192.217
Symbol Ir
Fusion 2410
Boiling 4130
Density 22.56
Period 6
Group 9
Discovery 1804 Tennant
Abundance 0.001
Radius 1.9
Electronegativity 2.2
Ionization 8.967
Number of isotopes 25
Electronic configuration [Xe] 4f14 5d7 6s2
Oxidation states -3,-1,1,2,3,4,5,6
Electron by energy level 2,8,18,32,15,2

Mineral Hardness Density Formula
Ir0.75S2
7.00 / 7.00 Rh2S3
3.50 / 3.50 11.96 IrBiS
5.00 / 5.00 19.30 Ir3Fe
5.00 / 6.00 7.24 CuIr2S4
(Fe,Rh,Ni,Ir,Cu,Pt)9S8
4.50 / 4.50 5.71 FeRh2S4
3.00 / 3.00 9.97 Ir3Te8
11.33 (Ni,Fe,Ir)
6.00 / 7.00 10.69 (Fe,Os,Ru,Ir)
11.90 (Mo,Ru,Fe,Ir,Os)
5.50 / 5.50 PbCu3Ir8S16
6.50 / 6.50 11.00 IrAsS
5.00 / 5.50 10.90 IrAs2
6.00 / 7.00 22.60 Ir
7.50 / 7.50 9.10 Ir2S3
6.00 / 6.00 7.52 Rh3S4
5.50 / 5.50 4.73 PbCu3Rh8S16
5.00 / 5.00 7.40 CuPt2S4
4.00 / 4.00 12.72 IrBiTe
6.00 / 7.00 19.00 Os
6.00 / 7.00 21.00 (Ir,Os,Ru)
6.50 / 6.50 12.20 Ru
3.00 / 3.00 10.14 IrTe2
7.50 / 7.50 10.50 IrSbS
6.00 / 6.00 6.64 (Cu,Pb,Fe)Ir2S4