Symbol: Pb Atomic number: 82 atomic mass: 207.2 g/mol Number of charges: 2, 4 Separation equivalent: 64.407 mg/amine (2), 32.204 mg/amine (4) Density: 11,342 g/cm3 Standard potential: −0,1251 V Melting point: 327.43 °C Electronegativity: 2.33 (Pauling scale)