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Question: Answered & Verified by Expert
Among the given configurations, identify the element which doesn't belong to the same family as the others?
ChemistryStructure of AtomAP EAMCETAP EAMCET 2021 (19 Aug Shift 2)
Options:
  • A [Ne]3s22p5
  • B [Ar]3d104s2
  • C [Kr]4d105s2
  • D [Xe]4f145d106s2
Solution:
1873 Upvotes Verified Answer
The correct answer is: [Ne]3s22p5

We know that the valence shell electronic configuration for the d-block element is n-1d10ns2.

Hence, in the first option the electronic configuration is Ne3s22p5 which does not similar to other electronic configuration of n-1d10ns2 

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