Antimony

Sb Antimony Metal

 

Atomic number:  51 Atomic weight:  121.757
Shells:  2,8,18,18,5 Orbitals:  [Kr] 4d10 5s2 5p3
Melting point:  630.74°C Boiling point:  1587°C
Covalent radius:  1.40 Å Atomic volume:  18.23 cm³/mol
Atomic radius:  1.53 Å Ionic radius:  .76 (+3) Å
Electronegativity:  2.05 Oxidation states:  (±3),5
1st ionization pot.:  8.64 V 2nd ionization pot.:  16.53 V
3rd ionization pot.:  25.30 V Specific heat:  0.21 J/gK
Heat of fusion:  19.870 kJ/mol Heat of vapor.:  77.140 kJ/mol
Thermal conduct.:  0.243 W/cmK Electrical conduct.:  0.0288 10^6/cm ohm
Density:  6.684 g/cm³ Valence:  0,-3,3,5