Sm
Samarium
62
Atomic Number: 62
Atomic mass: 150.362
Ionization energy: 545
Electronaffinity: -50
Covalent radius:
Calculated radius: 238
Empirical radius: 185
Vanderwaals radius:
Electronegativity: 1.17
Density: 7.35
Oxidation states: 2, 3
Melting point: 1345
Boiling point: 2076
Electron configuration: [Xe] 4f6 6s2
Element group: 9
Element period: 8

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