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The reason for the stability of Gd^(3+) ...

The reason for the stability of `Gd^(3+)` ion is

A

4f subshell - half filled

B

4f subshell - completely filled

C

Possesses the general electronic configuration of noble gases

D

4f subshell empty

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The correct Answer is:
A
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AAKASH SERIES-REVISION EXERCISE -d-BLOCK ELEMENTS
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