Which of the orbitals 4s, 4p, 4d and 4f has the lowest energy? by Sunday | Aug 20 | Chemistry WAEC | 0 comments A. 4f B. 4p C. 4d D. 4s Correct Answer: Option D – 4s Users Also Read These:The number of orbitals in a p-sub level of an atom is?The lowest note emitted by a stretched string has a…Which quantum number divides shells into orbitals?Electrons enter into orbitals in order of increasing…How many orbitals are in the d-sub shell?