Which of the following lanthanoid ion is paramagnetic?

C e^{4 +}

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y b^{2 +}

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L u^{3 +}

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E u^{2 +}

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Solution

The correct option is D $E u^{2 +}$
$_{63} E u^{2 +} \to [_{54} X e] 4 f^{7}$

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Similar questions

a (O H)_{3}

L u (O H)_{4}

L u^{3 +}, Y b 6 2 +, C e^{4 +}

Among lanthanoid la^la3+& lu³⁺ions are

A)paramagnetic B)Diamagnetic C) ferromagnetic

D)All of these

Please with explaination

L a (O H)_{3}

L u (O H)_{3} .

L u^{3 +}, Y b^{2 +} a n d C e^{4 +}

C e = 58, S m = 62, E u = 63, Y b = 70

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