JAMB Biology 2015 Objective — Question 21

Question 21 of 50 from the Joint Admissions and Matriculation Board (JAMB) Biology 2015 Objective paper, with the correct answer and a full explanation.

Which of the quantum numbers determines the energy sub-level in an orbital?

A. magnetic
B. principal
C. azimuthalCorrect
D. spin

Explanation

The azimuthal (angular/secondary/subsidiary) quantum number determines the energy sub-level in an orbital.

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