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Caesium
(Cs)
Cs
Category
Alkali metal
Relative atomic mass
132.9054519
Density
1.873
Melting point (°C)
301.58
Boiling point (°C)
690.3
Electronegativity (Pauling)
0.79
Discovery year
1860
Discovered by
Robert Bunsen and Gustav Kirchhoff
created by @lukaswyss
Caesium (Cs) – Element 55