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Question

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

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

The correct option is C 4f7 5d1 6s2

Gadolinium (X64Gd)=[Xe]54 4f7 5d1 6s2.


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