63Eu

Europium

Lanthanide

Europium (Eu) is element 63, a lanthanide, in period 6 of the periodic table. Its standard atomic weight is 151.964, it melts at 822 °C and boils at 1529 °C. Discovered by Eugene-Anatole Demarcay, 1901.

Atomic Number63

SymbolEu

NameEuropium

Atomic Weight151.964 u

CategoryLanthanide

Period6

Melting Point822 °C

Boiling Point1529 °C

Density5.243 g/cm³

Electron Config[Xe] 4f7 6s2

Discovered ByEugene-Anatole Demarcay, 1901

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