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Ra
Radium
Atomic no.:
88
Atom. weight: 226.0254
Density: 5.5
Class:
Earth alkali metal
Melting point: 700°C
Boiling point: 1737°C
Colour: silvery shiny
   
Discoverer: Marie + Pierre Curie
Place: France
Year: 1898

Radium is a radioactive chemical element which has the symbol Ra and atomic number 88. Its appearance is almost pure white, but it readily oxidizes on exposure to air, turning black. Radium is an alkaline earth metal that is found in trace amounts in uranium ores. It is extremely radioactive. Its most stable isotope, 226Ra, has a half-life of 1602 years and decays into radon gas.

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smart-elements - Acrylic Element cube - Radium - 50mm

Acrylic Element cube - Radium - 50mm

Amount: 1 St.
Purity :-------


1 pcs.: 39.00 € - tax free

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