The Elements Table

The Interactive Periodic Table of Elements

  • 57 La Lanthanum 138.906
  • 57 La Lanthanum 138.906
  • 57 La Lanthanum 138.906
  • Vital Element Stats

  • Name: Lanthanum
  • Symbol: La
  • Weight: 138.906
  • Family: Lanthanide
  • Group: 57
  • Period: 3737
  • Composition

  • Electrons: 57
  • Protons: 57
  • Neutrons: ~82
  • Measurements

  • Density: 6.15 g/mL
  • Miscellaneous Facts

  • Discovered: 1845
  • Melting Point: 1191 o C , 2175.8 o F , 1464.15 o Kelvin
  • Boiling Point: 3737 o C , 6758.6 o F , 4010.15 o Kelvin
  • Cost: N/A