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Gadolinium belongs to 4f series. Its atomic number is 64 . Which of the following is the correct electronic configuration of gadolinium?

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By Expert Faculty of Sri Chaitanya
a
[Xe]4f95s1
b
[Xe]4f75d16s2
c
[Xe]4f65d26s2
d
[Xe]4f86d2
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detailed solution

Correct option is B

GdZ=64...   Xe4f75d16s2


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