Titanium vs Thallium

← Back to Periodic Table
PropertyTi TitaniumTl Thallium
Atomic number2281
SymbolTiTl
NameTitaniumThallium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight47.867 u204.3835 u
Period46
Group413
Blocksp
Phase at STPsolidsolid
Electron configuration[Ar]4s23d2[Xe]6s24f145d106p1
Oxidation states[-2, -1, 0, 1, 2, 3, 4][-5, -2, -1, 1, 2, 3]
Electronegativity (Pauling)1.541.62
Electron affinity0.0755 eV0.377 eV
Density4500 kg/m³1.180000e+4 kg/m³
Melting point1667.85 °C303.85 °C
Boiling point3286.85 °C1472.85 °C
Discovery year17911861