Po
Polonium
84
Atomic Number: 84
Atomic mass: [209]
Ionization energy: 812
Electronaffinity: -183
Covalent radius:
Calculated radius: 135
Empirical radius: 190
Vanderwaals radius:
Electronegativity: 2
Density: 9.2
Oxidation states: -2, 2, 4, 6
Melting point: 527
Boiling point: 1235
Electron configuration: [Xe] 4f14 5d10 6s2 6p4
Element group: 16
Element period: 6

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