Europium
(Eu)
121
28182582
Eu
Category
Lanthanoid
Series
lanthanide
Relative atomic mass
151.69
Density
Melting point (°C)
Boiling point (°C)
Electronegativity (Pauling)
Discovery year
1896
Electrons: 63
Protons: 63
Neutrons: 89
created by @lukaswyss
Europium (Eu) – Element 63