Lead

Rafael Rosales

Periodic Table Information

Where on the table: 4A

Family:metals

Group:14

Period: 6

Atomic Number: 82

Atomic Mass: 207.2

Protons:82

Neutron:125

Electrons:82

Symbol:Pb

Where is Lead found in nature?

  • 0.0013% of the earth's crust is made of lead
  • found in its ores

Facts about Lead

Uses

  • used by Romans to make water pipes
  • used to line tanks and store corrosive liquids
  • used in X-ray machines
  • used to make car batteries
  • used in nuclear reactors
  • used to make paint
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Physical Properties and Characteristics

  • soft, malleable
  • corrosion resistant
  • high density

Chemical Properties

  • dissolves slowly in water
  • nonflammable
  • reacts quickly with hot acids

Discovery

  • Lead was not really discovered but instead available for thousands of years.
  • Many ancient civilizations have used it.
  • Ancient Romans to first use it in water pipes and make into sheets to write.