Americium

> Americium > > AM
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> Group number 3, Period number 6.
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> It was discovered by a few different American scientists in 1944.
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> It is a solid.
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> It is a silvery-white colour.
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 * The atomic number and mass:

The atomic number is 95 and the mass is 243.

> > Boiling point- 2607. Melting point- above 850. > Classification-metal. > Numerous American scientists discovered Americium in 1944.Americium is used in smoke detectors and is used as a portable source of gamma rays. > > Americium has a half-life of about 7,370 years. > > The researchers at first referred to americium as “pandemonium” owing to the difficulties they encountered trying to isolate it from another new element with which it was very closely associated to curium – or “delirium” as it was first called.
 * The number of protons, neutrons and electrons: Protons/electrons - 95. Neutrons- 148.
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