By: Angela Mabry

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Americium

• By
  Angela Mabry

95 Am (243) Americium
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Properties Uses

• Melting Point994oCBoiling Point2607oC
• Ionization source for smoke detectors
• Am-241 as a portable source of gamma rays.
• Solid at 298 K
• Silvery white
• It has also been used as a radioactive glass
  thickness for the flat glass industry
• Atomic number 95
• Atomic symbol Am
• Atomic weight 243

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Americium History
and Other Facts

• Origin The element is named after America.
• Description A man-made radioactive metal, a few
  grams of which are produced from plutonium in
  nuclear reactors each year.
• Found Americium is available to qualified users
  in the UK and in the USA.
• Discovered by G.T. Seaborg in 1945
• Tarnishes slowly in dry air at room temperature.
• Am has been used as a portable source for gamma
  radiography.

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Origin
Named after America
Americium
Atomic number 95 Atomic symbol Am Atomic
weight 243
Basic Info
Properties
Solid at 298 K Silvery white
Melting Point994oC Boiling Point2607oC
Uses
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Sources

• http//www.chemicalelements.com/index.html
• http//www.chemsoc.org/viselements/pages/pertable_
  fla.htm
• http//www.webelements.com/webelements/scholar/ele
  ments/periodic-table/uses.html
• nautilus.fis.uc.pt/st2.5/scenes-e/elem/e09590.html
  - 2k
• www.corrosionsource.com/handbook/periodic/95.htm
  - 8k
• www.lenntech.com/Periodic-chart-elements/Am-en.htm
  - 15k
• www.webelements.com/webelements/
  elements/text/Am/key.html - 34k