Sb
Antimony
51
Atomic Number: 51
Atomic mass: 121.7601
Ionization energy: 834
Electronaffinity: -103
Covalent radius: 138
Calculated radius: 133
Empirical radius: 145
Vanderwaals radius:
Electronegativity: 2.05
Density: 6.7
Oxidation states: -3, 3, 5
Melting point: 904
Boiling point: 1860
Electron configuration: [Kr] 4d10 5s2 5p3
Element group: 15
Element period: 5

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