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Transition and Inner Transition Elements — Chemistry STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceChemistryTransition and Inner Transition Elements1 Mark
MCQ
The general electronic configuration of Lanthanoids is
  • ✓
    $[ Xe ] 4 f^{1-14} 5 d^{0-1} 6 s^2$
  • B
    $[ Xe ] 4 f^2-145 d^{0-1} 6 s^2$
  • C
    $[ Xe ] 4 f^{1-13} 5 d^{0-1} 6 s^2$
  • D
    $[ Xe ] 4 f^{0-14} 5 d^{0-1} 6 s^1$
✓

Answer

Correct option: A.
$[ Xe ] 4 f^{1-14} 5 d^{0-1} 6 s^2$
$[ Xe ] 4 f^{1-14} 5 d^{0-1} 6 s^2$

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