Periodic Table -> Radium

Radium

Radium Details

Radium Symbol: Ra

Radium Atomic Number: 88

Radium Atomic Weight: (226)

What is Radium?
Radioactive metallic element, belongs to group 2 of the periodic table. Most stable isotope, Ra-226 has a half-life of 1602 years, which decays into radon. Isolated from pitchblende in 1898 Marie and Pierre Curie.

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