Element: Lead (Pb)

Element (Atom) NameLead
Physical state at room temperatureSolid
Element ClassificationMetal
Group NameNone
Period Number (Periodic table) 6
Group number (Periodic table)14
Atomic number82
Atomic weight207.2 (Ref: Jlab-ele082, Lanl-82, Nist-82)
[206.14, 207.94] (Ref: ciaaw-thallium)
Atomic Radius202 pm (Van der Waals) (Ref: Lanl-82)
Density11.342 g/cm3 (Ref: Jlab-ele082)
Melting point327.46°C (Ref: Jlab-ele082, Lanl-82)
Boiling point1749°C (Ref: Jlab-ele082, Lanl-82)
Electron shell configuration1s2 
2s2 2p6 
3s2 3p6 3d10 
4s2 4p6 4d10 4f14 
5s2 5p6 5d10
6s2 6p2
Oxidation States+4, +2 (Ref: Jlab-ele082)
4, 3, 2, 1, −1, −2, −4 (Ref: Lanl-82)
Ionization Energy7.417 eV (Ref: Jlab-ele082)
7.4166799 eV (Ref: Nist-82)
Number of Stable Isotopes3
InChIInChI=1S/Pb (Ref: Pubchem-82)


  • Jlab-ele082: https://education.jlab.org/itselemental/ele082.html
  • Lanl-82: https://periodic.lanl.gov/82.shtml
  • ciaaw-thallium: https://www.ciaaw.org/thallium.htm
  • Nist-82: https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=82
  • Pubchem-82: https://pubchem.ncbi.nlm.nih.gov/element/82
  • science.co.il: https://www.science.co.il/elements/

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