Which of the orbitals 4s, 4p, 4d and 4f has the lowest energy?
CHEMISTRY
WAEC 1999
Which of the orbitals 4s, 4p, 4d and 4f has the lowest energy?
- A. 4f
- B. 4p
- C. 4d
- D. 4s
Correct Answer: D. 4s
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