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

The electronic configuration of gadolinium (At. No. 64) is
  1. $[X e] 4 f^{8} 5 d^{1} 6 s^{2}$
  2. $[X e] 4 f^{7} 5 d^{1} 6 s^{2}$
  3. $[X e] 4 f^{3} 5 d^{5} 6 s^{2}$
  4. $[X e] 4 f^{6} 5 d^{2} 6 s^{2}$

Solution

Electronic configuration of gadolinium is $[\mathrm{Xe}] 4 f^{7} 5 d^{1} 6 s^{2}$ .

Asked in: JEE-TOPICTESTS-CHEMISTRY

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