Which of the following is the outermost shell for elements of the 2nd period?
  1. K-shell
  2. L-shell
  3. M-shell
  4. N-shell

AcademicChemistryNCERTClass 10

Correct answer: (b) L shell 

Explanation: L is the valence shell for elements of the second period of the modern periodic table as the period number is decided by the number of valence shells.

Updated on 10-Oct-2022 13:19:20