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Francium

(Fr)

Category

Alkali metal

Relative atomic mass

223

Density

1.87

Melting point (°C)

27

Boiling point (°C)

677

Electronegativity (Pauling)

0.7

Discovery year

1939

Discovered by

Marie Curie

created by @lukaswyss

Francium (Fr) – Element 87