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Tin
Electron Configuration 2,8,18,18,4
Electron Configuration [Kr] 4d10 5s2 5p2
Electronegativity 1.96
Enthalpy of Fusion 7.2 kJ mol-1
Enthalpy of Vaporisation 296.2 kJ mol-1
Heat Capacity 27.112 J mol-1 K-1
Thermal Conductivity 66.8 W m-1 K-1
Thermal Expansion 22.0 μm m-1 K-1
Magnetic ordering No data
Electrical resistivity 115 Ω m
Speed of sound 2730 m s-1
Young's modulus 50 GPa
Shear modulus 2730 GPa
Bulk modulus 58 GPa
Poisson ratio 0.36
Mohs hardness 1.5
Brinell hardness 51 MPa
Atomic Radii
Atomic Radius 145 pm
Bohr Radius 145 pm
Covalent Radius 141 pm
Van der Waals 217 pm
Oxidation States
Main Sn+2, Sn+4
Other
Ionisation Energies (kJ mol-1) show graph
M - M+ 708.6
M+ - M2+ 1411.8
M2+ - M3+ 2943
M3+ - M4+ 3930.2
M4+ - M5+ 6974
M5+ - M6+ 9900
M6+ - M7+ 12200
M7+ - M8+ 14600
M8+ - M9+ 17000
M9+ - M10+ 20600
Covalent Bonds (kJ mol-1)
Sn-H 314
Sn-C 225
Sn+2-O 557
Sn+4-F 322
Sn+4-Cl 315
Sn-Sn 195