Osmium
Atom properties
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REAL
intelligence since 2016
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Radii
Van der Waals atomic radius (pm):
216 [7]
Empirical atomic radius (pm):
130 [7]
Covalent atomic radius (pm):
144(4) [7]
Ionic radius (Å):
Os(VIII): 0.39 (4-coordinate) [1]
Os(VII): 0.525 (6-coordinate) [1]
Os(VI): 0.545 (6-coordinate) [1]
Os(V): 0.575 (6-coordinate) [1]
Os(IV): 0.63 (6-coordinate) [1]
Electronegativity
Pauling Scale:
2.2 [7]
Allen Scale:
1.65 [7]
Electron binding forces
Electron Affinity (eV):
1.1 [7]
Ionization Energy (eV):
8.7 [7]
Electron configuration
Ground state:
1s
2
-2s
2
-2p
6
-3s
2
-3p
6
-3d
10
-4s
2
-4p
6
-4d
10
-4f
14
-5s
2
-5p
6
-5d
6
-6s
2
[7]
