What is the correct set of four quantum numbers for the valence electron of an atom with $\mathrm{Z}

Question

What is the correct set of four quantum numbers for the valence electron of an atom with $\mathrm{Z}=37$ ?

Professor PC Thomas Classes · Answer

Z=37 is Rubidium. Valence is 5s1. n=5, l=0, m=0, s=+1/2.