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Periodic Table - Elements - Osmium
| Symbol |
Os |
|
| Atomic Number |
76 |
Relative Atomic Mass
12C = 12.0000 |
190.23 |
Atomic Radius
pm |
135 |
First Ionisation Energy
kJ mol-1 |
840 |
| Electronegativity |
2.2 |
Density
kg m-3 |
22590 [293 K]
20100 [l., m.p.] |
Molar Volume
cm3 |
8.43 |
Thermal Conductivity
W m-1 K-1 |
87.6 [300 K] |
Melting Point
K |
3327 |
Boiling Point
K |
5300 |
| Number of Isotopes |
37 |
Ground State Electron
Configuration |
[Xe]4f145d66s2 |
| Term Symbol |
5D4 |
| Discovery |
Discovered by S. Tennant (London, England) in 1803 |
| Name Derived From |
Greek osme meaning 'smell' |
Name in Other
Languages |
 Croatian | Osmij |
 Danish | osmium |
 Dutch | osmium |
 Finnish | osmium |
 French | osmium |
 German | Osmium |
 Italian | osmio |
 Norwegian | osmium |
 Portuguese | ósmio |
 Spanish | osmio |
 Swedish | osmium |
| Peter van der Krogt's Element Multidict - element name translations in over 48 langauges |
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Page compiled: Wed Sep 05 18:37:55 GMT+01:00 2001
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