Meaning of EUROPIUM in English

EUROPIUM

Name: europium

Symbol: Eu

Atomic number: 63

Atomic weight: 151.964 (1) g

Group in periodic table:

Group name: Lanthanoid

Period in periodic table: 6 (lanthanoid)

Block in periodic table: f-block

CAS registry ID: 7440-53-1

Europium ignites in air at about 150 to 180°C. Europium is about as hard as lead and is quite ductile. It is the most reactive of the rare earth metals, quickly oxidising in air. It resembles calcium in its reaction with water. It is used in television screens to produce a red colour.

Chemistry of the elements English vocabulary.      Английский словарь химии элементов.