ABC26IN0426 · Lanthanides and Actinides

Subject: Inorganic Chemistry · Chapter: Lanthanides and Actinides · Topic: Lanthanide And Actinide – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Medium

The correct electronic configuration and spin only magnetic moment of $\mathrm{Gd}^{3+}$ (atomic number 64) are

(a)$[\mathrm{Xe}] 4 \mathrm{f}^{7}$ and 7.9 BM

(b)$[\mathrm{Xe}] 4 \mathrm{f}^{7}$ and 8.9 BM

(c)$[\mathrm{Xe}] 4 \mathrm{f}^{6} 5 \mathrm{d}^{1}$ and 7.9 BM

(d)$[\mathrm{Rn}] 5 \mathrm{f}^{7}$ and 7.9 BM

Answer

Answer (as printed): A

Explanation

No explanation was printed for this question.

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