Name :  Antimony
Symbol :  Sb
Atomic Number :  51
Atomic Weight :  121.757
Specific Heat :  0.21 J/gK
Melting Point :  630.74°C
Vaporization :  77.140 kJ/mol
Boiling Point :  1587°C
Electronegativity :  2.05
Density@293 K :  6.684 g/cm³
Discovered :  Known to the ancients
Description :  Hard, brittle, silvery-white semimetal.
Uses :  It is alloyed with other metals to increase their hardness. Also in the manufacture of a few special types of semiconductor devices. Also in plastics and chemicals. A few kinds of over-the-counter cold and flu remedies use antimony compounds.