Periodic table of elements

51 - Antimony [Sb]

51: Antimony - Stibium [Sb]
Group: 15
Period: 5
Atomic number: 51
Atomic mass: 121.760
Configuration: [Kr] 4d105s25p3
Atomic radius: 133 pm
Covalent radius: 139 pm
Electron affinity: 103.2 eV
Ionization energy: 8.6084 eV
Electronic term: 4S3/2
Mass fraction in the earth crust: 0.0000002
Mass fraction in the earth space: 0.0000000004
Electronegativity: 2.21

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