NEETChemistryClassification of Elements and Periodicity in Properties
Which Periods are mentioned as having a theoretical maximum number of 32 elements?
Options
- AFifth and sixth Periods
- BThird and fourth Periods
- CSixth and seventh Periods
- 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.