Dy
Dysprosium
66
Atomic Number: 66
Atomic mass: 162.5001
Ionization energy: 573
Electronaffinity: -50
Covalent radius:
Calculated radius: 228
Empirical radius: 175
Vanderwaals radius:
Electronegativity: 1.22
Density: 8.55
Oxidation states: 2, 3
Melting point: 1685
Boiling point: 2840
Electron configuration: [Xe] 4f10 6s2
Element group: 13
Element period: 8

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