Europium oxide
 

 Europium oxide | Europium oxide

Europium (III) oxides Europium oxide
Europium (III) oxides
Europium oxide is a chemical compound of the elements europium and oxygen and belongs to the group of metal oxides.

Europium (III) oxide is a white to light pink, hygroscopic and odorless solid (powder). The oxide is practically insoluble in water and has a monoclinic crystal structure. Eu2O3 glows intensely red under long-wave UV light.

For this reason, europium oxide is indispensable as a security color in the manufacture of banknotes.

Europium oxide
Other names: europium sesquioxide / europium (III) oxide
chemical formula: Eu2O3
Molar mass: 351.92 g.mol ? 1
Physical state: solid
Density: 7.42 g cm ? 3
Melting point: 2291 ° C
Boiling point: 4118 ° C






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