Phosphorus vs Lead

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PropertyP PhosphorusPb Lead
Atomic number1582
SymbolPPb
NamePhosphorusLead
Categorynonmetalpost-transition-metal
Standard Atomic Weight30.973762 u207.2 u
Period36
Group1514
Blockpp
Phase at STPsolidsolid
Electron configuration[Ne]3s23p3[Xe]6s24f145d106p2
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5][-4, -2, -1, 0, 1, 2, 3, 4]
Electronegativity (Pauling)2.192.33
Electron affinity0.7466 eV0.364 eV
Density1820 kg/m³1.134200e+4 kg/m³
Melting point44.15 °C327.46 °C
Boiling point280.5 °C1748.85 °C
Discovery year16692021