Lawrencium

Lr, Atomic #103

Information

  • Atomic mass: 262u
  • Melting point: 2,960 f
  • Boiling point: n/a
  • # of protons: 103
  • # of neutrons: 159
  • # of electrons: 103
  • Classified as a metal
  • Cost: n/a
  • This element belong to the rare earth metals family
  • Origin of name: After Ernest Orlando Lawrence
  • Year of discovery: February 14, 1961
  • Discovered by: Albert Ghiorso, Torbjørn Sikkeland, Almon Larsh

Facts

  • If enough of it could be produced, it would be a radiation hazard.
  • Very little is know about this element, except they think it behaves similarly to other actinides.
  • Lawrencium has 10 recognized isotopes.
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Jillian kennedy