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NEETChemistryd and f Block Elements

What is the common electronic configuration of atoms of Lanthanoids?

Options

  1. A6s2
  2. B4f1
  3. C4f7
  4. D4f14

Correct answer

A. 6s2

Step-by-step solution

Atoms of Lanthanoids have electronic configuration with6s2common but with variable occupancy of 4f level.

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