Home Chemistry Classification of Elements and Periodicity Development of Periodic Table, Period, Group and Block The outer electron configuration of Gd (Atom…
Chemistry Classification of Elements and Periodicity Development of Periodic Table, Period, Group and Block Single Correct MCQ
Published on: August 12, 2026

The outer electron configuration of Gd (Atomic No : 64) is :

A
4f3 5d5 6s2
B
4f8 5d0 6s2
C
4f4 5d4 6s2
D
4f7 5d1 6s2

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Text Solution

Verified by Experts
The correct answer is:
D

Gadolinium (64Gd) = [Xe]54 4ƒ75d16s2

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