48.1k views
1 vote
Which of the following is not a possible sublevel?
a. 1s
b. 2p
c. 3f
d. 4d

1 Answer

6 votes
C
Reason: For principle quantum level 3, there are only s and p orbitals that can exist, you can refer to the four quantum numbers concept to understand this further.
User Johntrepreneur
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