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NEETChemistryClassification of Elements and Periodicity in Properties

What does the period number in the Periodic Table correspond to?

Options

  1. AAtomic mass
  2. BAtomic number
  3. CValence electrons
  4. DPrincipal quantum number (n)

Correct answer

D. Principal quantum number (n)

Step-by-step solution

The period number corresponds to the highest principal quantum number (n) of the elements in the period.

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