62
Sm
150.36
Samarium
Element 62 · 150.36 u · f-block
lanthanide
Used in samarium-cobalt magnets that work at high temperatures. Also used in cancer treatment (Sm-153).
Phase (STP)
Solid
Melting Point
1072 °C
Boiling Point
1794 °C
Density
7.52 g/cm³
Electronegativity
1.17
Atomic Radius
185 pm
Ionization Energy
545 kJ/mol
Electron Affinity
16 kJ/mol
Discovered
1879 · Paul Emile Lecoq de Boisbaudran
Electron Configuration
[Xe] 4f6 6s2
Electron Orbitals
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