If the Aufbau principle is not followed and subshells of a shell are progressively filled accord...

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If the Aufbau principle is not followed and subshells of a shell are progressively filled according to their energy which of the following elements is paramagnetic.
\( P \)
(A) \( \mathrm{Mg} \)
(B) \( \mathrm{Ca} \)
(C) \( \mathrm{Ni} \)
(D) \( \mathrm{Zn} \)
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