Bismuth

ElementBismuthSymbolBi
Atomic Number83Molar Mass208.98 gmol-1
Electron Configuration[Xe]4f145d106s26p3Normal Statesolid metal
Density @STP8.9 g cm-3Melting Point271oC
Boiling Point1564oCStable Isotopes209Bi
Atomic Radius182 pmIonic Radius96 (3+) pm
Electronegativity (Pauling)2.02Ionization Energy (1st)703 kJ mol-1
Ionization Energy (2nd)1610 kJ mol-1Ionization Energy (3rd)2466 kJ mol-1
Molar Heat Capacity25.5 J K-1mol-1Standard Molar Entropy56.7 J K-1mol-1
Enthalpy of Fusion10.481 kJ mol-1Enthalpy of Vapourization179.1 kJ mol-1
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