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Periodic Table - Elements - Platinum
| Symbol |
Pt |
|
| Atomic Number |
78 |
Relative Atomic Mass
12C = 12.0000 |
195.08 |
Atomic Radius
pm |
138 |
First Ionisation Energy
kJ mol-1 |
870 |
| Electronegativity |
2.28 |
Density
kg m-3 |
21450 [293 K] |
Molar Volume
cm3 |
9.10 |
Thermal Conductivity
W m-1 K-1 |
71.6 [300 K] |
Melting Point
K |
2045 |
Boiling Point
K |
4100 ± 100 |
| Number of Isotopes |
36 |
Ground State Electron
Configuration |
[Xe]4f145d96s1 |
| Term Symbol |
3D3 |
| Discovery |
Introduced into Europe from South America in around 1750 |
| Name Derived From |
Spanish platina meaning 'silver' |
Name in Other
Languages |
 Croatian | Platina |
 Danish | platin |
 Dutch | platina |
 Finnish | platina |
 French | platine |
 German | Platin |
 Italian | platino |
 Norwegian | platina |
 Portuguese | platina |
 Spanish | platino |
 Swedish | platina |
| 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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