0.5 663840. 3s2 3p4(1D)3d 2S (1D)3d 2S 0.5 [701500.] 3s2 3p4(3P)3d 2P (3P)3d 2P 1.5 690990. 3s2 3p4(3P)3d 2P (3P)3d 2P 1.5 724240. 3s2 3p4(3P)3d 2D (3P)3d 2D 2.5 699480. 3s2 3p4(3P)3d 2D (3P)3d 2D