| Symbol |
Sm |
|
| Atomic Number |
62 |
Relative Atomic Mass
12C = 12.0000 |
150.36 |
Atomic Radius
pm |
180 |
First Ionisation Energy
kJ mol-1 |
543.3 |
| Electronegativity |
1.17 |
Density
kg m-3 |
7520 [293 K] |
Molar Volume
cm3 |
20.00 |
Thermal Conductivity
W m-1 K-1 |
13.3 [300 K] |
Melting Point
K |
1350 |
Boiling Point
K |
2064 |
| Number of Isotopes |
24 |
Ground State Electron
Configuration |
[Xe]4f66s2 |
| Term Symbol |
7F0 |
| Discovery |
Discovered by P.É. Lecoq de Boisbaudran (Paris, France) in 1879 |
| Name Derived From |
Named after the mineral samarskite |
Name in Other
Languages |
 Croatian | Samarij |
 Danish | samarium |
 Dutch | samarium |
 Finnish | samarium |
 French | samarium |
 German | Samarium |
 Italian | samario |
 Norwegian | samarium |
 Portuguese | samário |
 Spanish | samario |
 Swedish | samarium |
| Peter van der Krogt's Element Multidict - element name translations in over 48 langauges |
