Titanium vs Tantalum

PropertyTi TitaniumTa Tantalum
Atomic number2273
SymbolTiTa
NameTitaniumTantalum
Categorytransition-metaltransition-metal
Standard Atomic Weight47.867 u180.94788 u
Period46
Group45
Blockss
Phase at STPsolidsolid
Electron configuration[Ar]4s23d2[Xe]6s24f145d3
Oxidation states[-2, -1, 0, 1, 2, 3, 4][-3, -1, 0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)1.541.5
Electron affinity0.0755 eV0.322 eV
Density4500 kg/m³1.640000e+4 kg/m³
Melting point1667.85 °C3016.85 °C
Boiling point3286.85 °C5457.85 °C
Discovery year17911802