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MDCAT Chemistry QUESTION #7816
Question 1

Which sub-shell does not exist?

  • 1p✔️
  • 1s
  • 5d
  • 6f
Correct Answer Explanation

For n=1, l can be 0 only (s orbital). 1p would require l=1, not possible. 1s exists; 5d and 6f exist for higher n.