GKFix MCQ Question

Which of the following sets of quantum numbers represents an electron in a 3d orbital?

• A. n = 4, l = 1, ml = 0, ms = +1/2
• B. n = 3, l = 1, ml = –1, ms = +1/2
• C. n = 3, l = 2, ml = –2, ms = –1/2
• D. n = 4, l = 2, ml = 0, ms = +1/2