Question
Write the electronic configuration of
(1) $Nd ^{2+}$
(2) $Nd ^{3+}$
(3) $Nd ^{4+}$.

Answer

(1) $Nd ^{2+}[ Xe ] 4 f ^4$
(2) $Nd ^{3+}[ Xe ] 4 f^3$
(3) $Nd ^{4+}[ Xe ] 4 f ^2$

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