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NEETChemistryd and f Block Elements

Which element is closely related to the lanthanoids and is often included in discussions about them?

Options

  1. ALanthanum
  2. BActinium
  3. CTransition element
  4. DActinoid

Correct answer

A. Lanthanum

Step-by-step solution

Lanthanum closely resembles the lanthanoids and is usually included in discussions about them.

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