Table 1 ccupation numbers of e ectron on symmetrica y non e uiva ent atoms in(a) Atom ccupation number Net charge P 2s 2. 000 2p 6. 000 3s 0. 495 3p 0. 73l 3. 774 M a 4s 2. 000 4p 6. 000 4d l. 827 5s 0. 077 5p 0. 245 3. 85l M e 4s 2. 000 4p 6. 000 4d...