Molybdenum vs Lead

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PropertyMo MolybdenumPb Lead
Atomic number4282
SymbolMoPb
NameMolybdenumLead
Categorytransition-metalpost-transition-metal
Standard Atomic Weight95.95 u207.2 u
Period56
Group614
Blocksp
Phase at STPsolidsolid
Electron configuration[Kr]5s14d5[Xe]6s24f145d106p2
Oxidation states[-4, -2, -1, 0, 1, 2, 3, 4, 5, 6][-4, -2, -1, 0, 1, 2, 3, 4]
Electronegativity (Pauling)2.162.33
Electron affinity0.744 eV0.364 eV
Density1.020000e+4 kg/m³1.134200e+4 kg/m³
Melting point2622.85 °C327.46 °C
Boiling point4638.85 °C1748.85 °C
Discovery year17782021