.5 0. 1s2 2s 2S 1s2 2s 2S .5 @ 323549. 1s2 2p 2P 1s2 2p 2P 1.5 @ 385695. 1s2 2p 2P 1s2 2p 2P .5 6466000. 1s2 3s 2S 1s2 3s 2S .5 @ 6556000. 1s2 3p 2P 1s2 3p 2P 1.5 @ 6574000. 1s2 3p 2P 1s2 3p 2P 1.5 6610000. 1s2 3d 2D 1s2 3d 2D 2.5 6616000. 1s2 3d 2D 1s2 3d 2D .5 @ 8732000. 1s2 4p 2P 1s2 4p 2P 1.5 @ 8732000. 1s2 4p 2P 1s2 4p 2P 1.5 8747000. 1s2 4d 2D 1s2 4d 2D 2.5 8748000. 1s2 4d 2D 1s2 4d 2D 2.5 @ 8753000. 1s2 4f 2F 1s2 4f 2F 3.5 @ 8753000. 1s2 4f 2F 1s2 4f 2F .5 @ 9730000. 1s2 5p 2P 1s2 5p 2P 1.5 @ 9730000. 1s2 5p 2P 1s2 5p 2P 1.5 9740000. 1s2 5d 2D 1s2 5d 2D 2.5 9740000. 1s2 5d 2D 1s2 5d 2D .5 @10274000. 1s2 6p 2P 1s2 6p 2P 1.5 @10274000. 1s2 6p 2P 1s2 6p 2P 1.5 10278000. 1s2 6d 2D 1s2 6d 2D 2.5 10278000. 1s2 6d 2D 1s2 6d 2D .5 @10600000. 1s2 7p 2P 1s2 7p 2P 1.5 @10600000. 1s2 7p 2P 1s2 7p 2P 1.5 10601000. 1s2 7d 2D 1s2 7d 2D 2.5 10601000. 1s2 7d 2D 1s2 7d 2D 1.5 10812000. 1s2 8d 2D 1s2 8d 2D 2.5 10812000. 1s2 8d 2D 1s2 8d 2D .5 @10815000. 1s2 8p 2P 1s2 8p 2P 1.5 @10815000. 1s2 8p 2P 1s2 8p 2P .5 @10955000. 1s2 9p 2P 1s2 9p 2P 1.5 @10955000. 1s2 9p 2P 1s2 9p 2P @37764000. 1s(2S)2s2p(3P) 4P 1s2sp3P 4P .5 @38030000. 1s(2S)2s2p(3P) 2P 1s2sp3P 2P 1.5 @38030000. 1s(2S)2s2p(3P) 2P 1s2sp3P 2P 38117000. 1s2p2 4P 1s2p2 4P .5 @38162000. 1s(2S)2s2p(1P) 2P 1s2sp1P 2P 1.5 @38162000. 1s(2S)2s2p(1P) 2P 1s2sp1P 2P 1.5 38319000. 1s2p2 2D 1s2p2 2D 2.5 38329000. 1s2p2 2D 1s2p2 2D 1.5 38416000. 1s2p2 2P 1s2p2 2P .5 38550000. 1s2p2 2S 1s2p2 2S 44820000. 1s2p3p 1s2p3p