Molybdenum vs Terbium

PropertyMo MolybdenumTb Terbium
Atomic number4265
SymbolMoTb
NameMolybdenumTerbium
Categorytransition-metallanthanide
Standard Atomic Weight95.95 u158.92535 u
Period56
Group6N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Kr]5s14d5[Xe]6s24f9
Oxidation states[-4, -2, -1, 0, 1, 2, 3, 4, 5, 6][0, 1, 2, 3, 4]
Electronegativity (Pauling)2.16N/A
Electron affinity0.744 eV1.124 eV
Density1.020000e+4 kg/m³8230 kg/m³
Melting point2622.85 °C1355.85 °C
Boiling point4638.85 °C3229.85 °C
Discovery year17781843