Atomic Number: 63

Name: Europium

Atomic symbol: Eu

Atomic Weight: 151.96

Electron configuration: 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁶4d¹⁰5s²5p⁶4f⁷6s²

Melting Point: 822^oC

Boiling Point: 1597^oC

Density: 5.2 g/cm³

Ionic radius: 0.95 angstroms (+3); 1.09 angstroms (+2)

Metallic radius: 1.98 angstroms