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Q.

The number of 4f electrons in the ground state electronic configuration of Gd2+ is ________

(Atomic number of Gd=64)

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answer is 7.

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Detailed Solution

the electronic configuration of Gd(Z=64) is [Xe]4f75d16s2.

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The number of 4f electrons in the ground state electronic configuration of Gd2+ is ________(Atomic number of Gd=64)