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Titanium
Electron Configuration 2,8,10,2
Electron Configuration [Ar] 3d2 4s2
Electronegativity 1.54
Enthalpy of Fusion 20.9 kJ mol-1
Enthalpy of Vaporisation 425.5 kJ mol-1
Heat Capacity 25.060 J mol-1 K-1
Thermal Conductivity 21.9 W m-1 K-1
Thermal Expansion 8.6 μm m-1 K-1
Magnetic ordering No data
Electrical resistivity 0.420 Ω m
Speed of sound 5090 m s-1
Young's modulus 116 GPa
Shear modulus 5090 GPa
Bulk modulus 110 GPa
Poisson ratio 0.32
Mohs hardness 6.0
Vickers hardness 970 MPa
Brinell hardness 716 MPa
Atomic Radii
Atomic Radius 140 pm
Bohr Radius 176 pm
Covalent Radius 136 pm
Van der Waals 0 pm
Oxidation States
Main Ti+4
Other Ti-1, Ti0, Ti+2, Ti+3
Ionisation Energies (kJ mol-1) show graph
M - M+ 658
M+ - M2+ 1310
M2+ - M3+ 2652
M3+ - M4+ 4175
M4+ - M5+ 9573
M5+ - M6+ 11516
M6+ - M7+ 13590
M7+ - M8+ 16260
M8+ - M9+ 18640
M9+ - M10+ 20830