AIIMS2014Chemistry-Periodic Table
AIIMS 2014 Chemistry Periodic Table MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Europium is
A
s- block element
B
p- block element
C
d- block element
D
f- block element
Correct Answer
Option D
Detailed Explanation
The correct answer is D) f- block element because europium (Eu) is part of the lanthanide series, which consists of elements that fill the f-orbitals. Elements in the f-block are characterized by their partially filled f-subshells, and europium specifically has the electron configuration [Xe] 6s² 4f⁷, indicating it is an f-block element.
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