• Name: Bismuth

  • Symbol: Bi

  • Number of Energy Levels: 6

  • Electrons on the outer energy level: 5

  • Atomic Number: 83

  • Atomic Mass: 208.98 Amu

  • Protons / Electrons: 83

  • Neutrons: 126

  • Density: 9.78 g/cm3

  • Classification: Other Metals

Top 25 interesting facts about Bismuth

  • Bismuth has been known since ancient time. Its name derives from the German word "wissmuth" which means "white mass".
  • Bismuth's melting point is at 271.3 C (544.45 K, 520.33997 F) and its boiling point is at 1560.0 C (1833.15 K, 2840.0 F).
  • Bismuth’s chemical properties are similar to those of arsenic and antimony.
  • Bismuth's physical properties are similar to those of lead and tin.
  • Bismuth in elemental form can occur naturally.
  • Bismuth sulfide and bismuth oxide are important commercial ores.
  • Bismuth has a pink color in the air and white-silver color when is freshly produced.
  • Bismuth has a very low thermal conductivity.
  • Bismuth has the highest Hall coefficient.
  • Bismuth has a very high electrical resistance.
  • Bismuth expands upon freezing.
  • Bismuth has low toxicity for a heavy metal.
  • Bismuth is used as a lead replacement.
  • Bismuth burns in oxygen with a blue flame and the fume formed is yellow.
  • Bismuth is naturally diamagnetic.
  • Bismuth does not react with air at standard temperatures.
  • Bismuth has only one stable isotope, 209-Bi.
  • Bismuth is twice as abundant as gold in Earth's crust.
  • Bismuth is extracted from bismuthnite and bismite ores, and it is also a byproduct of lead, copper, tin, molybdenum, and tungsten production.
  • Bismuth is mainly produced in China, Mexico, and Peru.
  • Bismuth is used in production of pharmaceuticals, different pigments, and as a component of some cosmetic products.
  • Bismuth is also used in metallurgy as additive (for casting and galvanizing) and in different alloys.
  • Bismuth's another use is in the production of solders and ammunition.
  • Bismuth is also used in equipment for "lead-free" portable water systems.
  • Bismuth is not considered toxic for human body.