LEAD


Atomic Number: 82
Mass Number: 207.19
Electron Configuration: 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶5s²4d¹⁰5p⁶6s²4f¹⁴5d¹⁰6p²
Crystal Structure: Face-Centered Cubic
Density: 11.34 g/cm³
Melting Point: 328^oC
Boiling Point: 760^oC
First Ionization Energy: 716 kJ/mol
Second Ionization Energy: 1450 kJ/mol
Third Ionization Energy: 3081 kJ/mol
Fourth Ionization Energy: 4083 kJ/mol
Covalent Radius: 154 pm
Metallic Radius: 175 pm
Ionic Radius: 119 pm (Pb²⁺), 78 pm (Pb⁺⁴)
Important Oxidation States: +2, +4