82

Pb

Lead
207.2 (1)
 Historical Information

Lead has been known for ages and is mentioned in Exodus. Alchemists believed lead to be the oldest metal and associated it with the planet Saturn. They spent a lot of time trying to "transmute" lead into gold.
Basic Information Shells
  • Name:Lead
  • Symbol: Pb
  • Atomic number: 82
  • Atomic weight: 207.2 (1)
  • Standard state: solid at 298 K
  • Group in periodic table:14
  • Group name: none
  • Period in periodic table: 6
  • Block in periodic table: p-block
  • Classification: Metallic
 Lead
Uses Trivia
  • alloying
  • ammunition
  • cable covering

It is very resistant to corrosion but tarnishes upon exposure to air. Lead pipes bearing the insignia of Roman emperors, used as drains from the baths, are still in service.