Symbol | Eu | Atomic radius: pm | 199 | Fusion: kJ/Mole | 9.21 |
Name | Europium | Ionic radius: pm | (+3)107 | Boiling point: °C | 1529 |
Atomic number | 63 | Electron affinity | - | Melting point: °C | 822 |
Atomic weight | 152.0 | 1st ion potential | 5.67 | Specific Heat Cap: J/(g K) | 0.18 |
Classification | Trans metal | Natural form | Solid | Thermal Cond: W/(cm K) | 0.14 |
Configuration | [Xe]4f76s2 | Crystal structure | BCC | Electrical Cond | 0.0112 |
Oxidation states | 2,3 | Density | 5.24 | Abundance: mg/kg-crust | 2.0 |
Electronegativity | - | Vaporization: kJ/Mole | 176.0 | ||
Europium was discovered in 1896 by Eugène-Anatole Demarçay. He isolated it into a pure fraction in 1901. | Uses - alloys, color TV phosphor, nuclear control applications |