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NEETChemistryClassification of Elements and Periodicity in Properties

Which Periods are mentioned as having a theoretical maximum number of 32 elements?

Options

  1. AFifth and sixth Periods
  2. BThird and fourth Periods
  3. CSixth and seventh Periods
  4. DSecond and third Periods

Correct answer

C. Sixth and seventh Periods

Step-by-step solution

Both the sixth and seventh Periods (lanthanoids and actinoids, respectively) would have a theoretical maximum of 32 elements based on quantum numbers.

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