1.

The electronic configuration of gadolinium (At. No. 64) is

A. \[[Xe]4{{f}^{8}}5{{d}^{1}}6{{s}^{2}}\]
B. \[[Xe]4{{f}^{7}}5{{d}^{1}}6{{s}^{2}}\]
C. \[[Xe]4{{f}^{3}}5{{d}^{5}}6{{s}^{2}}\]
D. \[[Xe]4{{f}^{6}}5{{d}^{2}}6{{s}^{2}}\]
Answer» C. \[[Xe]4{{f}^{3}}5{{d}^{5}}6{{s}^{2}}\]


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