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NEETChemistryd and f Block Elements

Which of the following is a consequence of lanthanoid contraction?

Options

  1. AAn increase in atomic size as you move from top to bottom within the lanthanide series.
  2. BThe size of the atom of the third transition series is approximately similar to that of the atom of the second
  3. CThe similarity in chemical properties between lanthanides and transition metals.
  4. DThe irregular electronic configuration of f-orbitals in the lanthanide series.

Correct answer

B. The size of the atom of the third transition series is approximately similar to that of the atom of the second

Step-by-step solution

Correct Option is : (B) The size of the atom of the third transition series is approximately similar to that of the atom of the second transition series

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