[DPMT 2005]
A) s-block element
B) p-block element
C) d-block element
D) f-block element
Correct Answer: D
Europium is a $ f- $ block elements as it follows the general electronic configuration of the $ f- $ block elements $ (4{{f}^{1-14}}5{{d}^{0,,1}}6s^{2}) $
$ Eu=[Xe],4f^{7}6s^{2} $
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