The spin-orbit interaction in an atom is given by h = al s, where l and s denote the orbital and spin angular momenta, respectively of the electron. the splitti

The spin-orbit interaction in an atom is given by H = aL S, where L and S denote the orbital and spin angular momenta, respectively of the electron. The splitting between the levels B/2 and Pu2 is (a) (b) ah oltsib (c) 3ah (d) ah