Latin nameTitanium
English nameTitanium
chemical symbolTi
atomic number22
relative atomic mass47,88
classificationtransition metals
discovery year1791
discovererW. Gregor
melting point [°C]1668
boiling point [°C]3287
density [g cm-3]4,5
density at melting point [g cm-3]4,11
electronegativity [Pauling]1,54
oxidation statesII, III, IV
electron configuration[Ar]3d2 4s2
specific heat [J g-1K-1]0,52
heat of fusion [kJ mol-1]15,45
thermal conductivity [W m-1 K-1]21,9
el. conductivity [S m-1]2,6.106
electrical resistivity [10-6 Ω.m]0,42
1. ionizing potential [eV]6,8282
2. ionizing potential [eV]13,58
3. ionizing potential [eV]27,491
Mohs hardness6,0
Vickers hardness [MPa]970
Brinell hardness [MPa]716
shear modulus [GPa]44
Young's modulus [GPa]116
point of superconductivity [K]0,4
state at normal conditionssolid