H:1s1; He:1s2; Li:2s1; Be:2s2; B:2s2p1; C:2s22p2; N:2s22p3; O:2s22o4; F:2s22p5; Ne:2s2sp6; Na:3s1; Mg:3s2; Al:3s23p1; Si:3s23p2; P:3s23p3; S:3s23p4; Cl:3s23p5; Ar:3s23p6; K:4s1; Ca:4s2; Sc:3d124s2; Ti:3d24s2; V:3d34s2; Cr:3d54s1; Mn:3d54s2; Fe:3d64s2; Co:3d74s2; Ni:3d84s2; Cu:3d104s1; Zn:3d104s2
我觉得还是图片来的直观一点。