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Chemical element: Europium (Eu)
| Atomic Number: | 63 |
| Element Symbol: | Eu |
| Element Name: | Europium |
| Atomic Weight: | 151.964 |
| Group Name: | Lanthanoid |
| Period Number: | 6 (lanthanoid) |
| Block: | f-block |
| Ground State Configuration: | [Xe] 4f7 6s2 |
| Ground State Level: | 8So7/2 |
| Standard State: | Solid |
| Bond Length: | 398.9 |
| Atomic Radius Empirical: | 185 |
| Atomic Radius Calculated: | 231 |
| Electron Affinity: | 50 |
| First Ionization Energy: | 547.1 |
| Allred Rochow Electronegativity: | 1.01 |
| Density Of Solid: | 5244 |
| Molar Volume: | 28.97 |
| Youngs Modulus: | 18 |
| Rigidity Modulus: | 7.9 |
| Bulk Modulus: | 8.3 |
| Poissons Ratio: | 0.15 |
| Vickers Hardness: | 167 |
| Electrical Resistivity: | 90 |
| Melting Point: | 826 |
| Boiling Point: | 1527 |
| Thermal Conductivity: | 14 |
| Coefficient Of Linear Expansion: | 35 |
| Enthalpy Of Fusion: | 9.2 |
| Enthalpy Of Vaporization: | 175 |
| Enthalpy Of Atmization: | 175 |
| Most Common Oxidation Numbers: | 3,2 |
| Color: | Silvery white |
| Classification: | Metallic |
| Discovered By: | Eugene Demarcay |
| Discovered At: | France |
| Discovered When: | 1901 |
| Origin Of Name: | Named after Europe |
Calculate the molecular weight of Europium or molecular weight Eu.
Also see the full list of chemical elements and atomic weights.
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