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Rubidium
(Rb)
Rb
Category
Alkali metal
Relative atomic mass
85.4678
Density
1.532
Melting point (°C)
393.1
Boiling point (°C)
688
Electronegativity (Pauling)
0.82
Discovery year
1861
Discovered by
Robert Bunsen and Gustav Kirchhoff
created by @lukaswyss
Rubidium (Rb) – Element 37