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NEETChemistryClassification of Elements and Periodicity in Properties

What is the name of the series that includes most of the man-made radioactive elements?

Options

  1. AAlkali series
  2. BNoble gas series
  3. CActinoid series
  4. DLanthanoid series

Correct answer

C. Actinoid series

Step-by-step solution

The most of the man-made radioactive elements are part of the actinoid series.

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