D-And F-Block Elements Ques 508

Question: The electronic configuration of gadolinium (At. No. 64) is

Options:

A) $ [Xe]4f^{8}5d^{1}6s^{2} $

B) $ [Xe]4f^{7}5d^{1}6s^{2} $

C) $ [Xe]4f^{3}5d^{5}6s^{2} $

D) $ [Xe]4f^{6}5d^{2}6s^{2} $

Show Answer

Answer:

Correct Answer: B

Solution:

Electronic configuration of gadolinium is $ [Xe]4f^{7}5d^{1}6s^{2} $



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