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Astronomy Chemical element

Lead

Lead (Pb) is a chemical element belonging to the Post-transition metal category, with atomic number 82 and atomic mass 207.2000 u.

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Astronomy · Chemical element

Lead

EL2A

Identity

  • Name: Lead
  • Symbol: Pb
  • Atomic number: 82
  • Atomic mass: 207.2000 u

Position in the periodic table

  • Group: 14
  • Period: 6
  • Category: Post-transition metal

Physico-chemical properties

  • Standard state: Solid
  • Melting point: 327.46 °C
  • Density: Very high
  • Electron configuration: [Xe] 4f¹⁴ 5d¹⁰ 6s² 6p²

Scientific description

Lead is a chemical element with symbol Pb and atomic number 82. It is part of the Post-transition metal category, located in group 14 and period 6. Its standard atomic mass is 207.2000 u.