PERIODIC ELEMENT
Bi (Bismuth)

 



Atomic number : 83
Atomic mass : 208.9804 g.mol-1
Electronegativity according to Pauling : 1.9
Density : 9.80 g.cm-3 at 20 °C
Melting point : 271 °C
Boiling point : 1420 °C
Vanderwaals radius : 0.152 nm
Ionic radius : 0.074 nm (+5) ; 0.120 nm (+3)
Isotopes : 14
Electronic shell : [Xe] 4f14 5d10 6s2 6p3
Energy of first ionisation : 703 kJ.mol-1
Energy of second ionisation : 1610 KJ.mol-1
Energy of third ionisation : 2466 KJ.mol-1
Energy of fourth ionisation : 4362.3 KJ.mol-1
Energy of fifth ionisation : 5394 KJ.mol-1
Standard potential : 0.32 V (Bi3+ / Bi)
Discovered by : The ancients
 
Atomic Structure Uses (pharmaceuticals, fuses)