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Name: Americium
Symbol: Am
Number of Energy Levels: 7
Electrons on the outer energy level: 2
Atomic number: 95
Atomic Mass: 243 Amu (Atomic Mass Units)
Protons/Electrons: 95
Neutrons: 148
Density: 13.6 g/cm3
Classification: Rare Earth

Americium | Chemical elements

Americium was discovered in 1945 by G. T. Seaborg. Its name derives from the name of America. Americium’s melting point is at 994.0 °C (1267.15 K, 1821.2 °F) and its boiling point is at 2607.0 °C (2880.15 K, 4724.6 °F).

Top 14 interesting facts about Americium

  1. Americium is a silvery and radioactive element.
  2. Americium tarnishes in air.
  3. Americium is soft and deformable.
  4. Americium has physical and chemical properties similar with europium.
  5. Americium reacts with oxygen and it dissolves in acids.
  6. Americium is produced by bombarding uranium or plutonium with neutrons in nuclear reactors.
  7. Americium has 19 known isotopes.
  8. The most common isotopes of americium are 241-Am and 243-Am.
  9. Americium can be found in nature in areas where nuclear tests and nuclear accidents have taken place.
  10. Americium is produced mostly artificially and is mainly used for research purposes.
  11. Americium is also used in some smoke detectors.
  12. Americium is proposed to be used in thermoelectric generators for spacecrafts and as fuel for spaceships with nuclear propulsion.
  13. Americium is used as a portable source of gamma rays and alpha particles in medical industry.
  14. Americium’s price is about $1500/g for 241-Am and around $150,000/g for 243-Am.

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