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Radium

(Ra)

Category

Alkaline earth

Relative atomic mass

226

Density

5

Melting point (°C)

962

Boiling point (°C)

1946

Electronegativity (Pauling)

1.5

Discovery year

1898

Discovered by

Marie Curie

created by @lukaswyss

Radium (Ra) – Element 88