Tin

ElementTinSymbolSn
Atomic Number50Molar Mass118.69 gmol-1
Electron Configuration[Kr]4d105s25p2Normal Statesolid metal
Density @STP7.29 g cm-3Melting Point232oC
Boiling Point2606oCStable Isotopes112Sn, 114Sn, 115Sn, 116Sn, 117Sn, 118Sn, 119Sn,120Sn, 122Sn, 124Sn
Atomic Radius158 pmIonic Radius93 (2+) pm
Electronegativity (Pauling)1.96Ionization Energy (1st)709 kJ mol-1
Ionization Energy (2nd)1412 kJ mol-1Ionization Energy (3rd)2943 kJ mol-1
Molar Heat Capacity27 J K-1mol-1Standard Molar Entropy51.2 J K-1mol-1
Enthalpy of Fusion7.2 kJ mol-1Enthalpy of Vapourization290.4 kJ mol-1
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