63
Eu
Europium
Europium
Europium (Eu)
Lanthanides · Solid · Period 6 · Group 3
Element Properties
- Atomic Number
- 63
- Symbol
- Eu
- Atomic Mass
- 151.964
- Category
- Lanthanides
- Standard State
- Solid
- Period
- 6
- Group
- 3
- Electronegativity
- —
- Atomic Radius
- 233
- Ionization Energy
- 5.67
- Electron Affinity
- —
- Oxidation States
- +3, +2
- Melting Point
- 1095 K (821.85 °C)
- Boiling Point
- 1802 K (1528.85 °C)
- Density
- 5.24
- Electron Configuration
- [Xe]6s2 4f7
- Year Discovered
- 1901
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Frequently asked questions
What is the atomic number of Europium?
The atomic number of Europium is 63, which equals the number of protons in its nucleus.
What is the atomic mass of Europium?
The atomic mass of Europium is approximately 151.964 u (one twelfth of the mass of a carbon-12 atom).
What is the electron configuration of Europium?
The electron configuration of Europium is [Xe]6s2 4f7.
Where is Europium in the periodic table?
Europium is located in period 6, group 3.
When was Europium discovered?
Europium was discovered in 1901.
Related elements
Same group
21
Sc
Scandium
44.956
39
Y
Yttrium
88.906
57
La
Lanthanum
138.905
58
Ce
Cerium
140.116
59
Pr
Praseodymium
140.908
60
Nd
Neodymium
144.24