The electronic configuration of Eu 3+ ion is:

Answer:

The electronic configuration of Eu 3+ ion is [Xe]4f6.

Europium

Europium is not a naturally occurring element. Europium is found in the majority of minerals, with monazite and bastnasite serving as important sources. It is a soft white-silvery metal. The enrichment or depletion of europium in minerals related to other rare earth elements is termed as europium anomaly.

Symbol – Eu

Atomic number and atomic mass  – 63 and 151.964 amu

Group – Lanthanides

Period and block – 6th period and f block

Electronic configuration – [Xe] 4f76s2

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