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Europium
From Wikipedia, the free encyclopedia
Promethium ek chemical element hae, jiske Chemical symbol Eu, atomic number 63 aur atomic mass 151.96 hae. Ii Lanthanide group ke ek member hae.
Promethium ek chemical element hae, jiske Chemical symbol Eu, atomic number 63 aur atomic mass 151.96 hae. Ii Lanthanide group ke ek member hae.