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EuropiumEu Electron 1 Electron 2 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 9 Electron 10 Electron 11 Electron 12 Electron 13 Electron 14 Electron 15 Electron 16 Electron 17 Electron 18 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 9 Electron 10 Electron 11 Electron 12 Electron 13 Electron 14 Electron 15 Electron 16 Electron 17 Electron 18 Electron 19 Electron 20 Electron 21 Electron 22 Electron 23 Electron 24 Electron 25 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 1 Electron 2

Europium is a chemical element with symbol Eu and atomic number 63. It was isolated in 1901 and is named after the continent of Europe. It is a moderately hard, silvery metal which readily oxidizes in air and water.

63 Atomic Number
151.96 Atomic Mass (u)
1095.15 Melting Point (K)
1802 Boiling Point (K)
5.26 Density (solid: g/cm³, gas: g/liter)
2.6 Atomic Radius (Å)
1.98 Covalent Radius (Å)
1.2 Electronegativity
5.67 First Ionization Energy (eV)
11.2 Electron Affinity
6 Number of Shells
2, 8, 18, 25, 8, 2 Electron Shell Occupations
0.18 Specific Heat (J/g)