(1,0,0,1/2)(2,0,0,1/2)(1,0,0,1/2)(2,0,0,-1/2)(1,0,0,-1/2)(2,0,0,1/2)(1,0,0, -1/2)(2,0,0,-1/2)-1+1m,lms(0,01)(0个,0)(0,0个)(0个,0个)而两个同科s电子形成的原子态只能有1个:1S。电子态的排布方式也只有1种,如lsls组态(1,0,0,-1/2)(1, 0,0,1/2)
(1,0,0,1/2) (2,0,0,1/2) (1,0,0,1/2) (2,0,0,-1/2) (1,0,0,-1/2) (2,0,0,1/2) (1,0,0,-1/2) (2,0,0,-1/2) ml \ms -1 +1 (0,0)(0,0)(0,0)(0,0) 而两个同科s电子形成的原子态只能有1个: 1 0 S 电子态的排布方式也只有1种,如1s1s组态: (1,0,0,1/2) (1,0,0,-1/2)
例:两个非同科p电子形成的原子态有10个l =l, =1 → [= 2,1,0S = S2 =1/ 2 → S = 1, 0j=0 → 'S。1=0s=0→s=01=1j=l →'P→1=2S=0j=2 ↓→'D2j=13S,→↓1=0s=13P21.[=1→ j=2,1,0s=13 D:s=11 =2→ j=3,2,1I3,2,1电子态的排布方式有36种。注意: mi1,mn=0,±1; ms1,ms2=±1/2
例:两个非同科p电子形成的原子态有 10个 1 2 s s = =1/ 2 1 2 l l = =1 s l = = 0 0 s l = = 0 1 s l = = 0 2 s l = = 1 0 s l = = 1 1 s l = = 1 2 电子态的排布方式有36种。 → s =1, 0 → l = 2,1, 0 j = 0 1 0 → → S → j = 1 1 P1 → → j = 2 1 → D2 j = 1 3 1 → S j = 2,1, 0 3 P2,1,0 j = 3, 2,1 3 D3,2,1 → → → → → 注意:ml1 ,ml2=0,±1;ms1 ,ms2 =±1/2