已知M2+离子3d轨道中有5个电子,则M原子的核外电子排布是
A: 1s22s22p63s23p63d54s2
B: 1s22s22p63s23p63d34s2
C: 1s22s22p63s23p63d5
D: 1s22s22p63s23p64s2
A: 1s22s22p63s23p63d54s2
B: 1s22s22p63s23p63d34s2
C: 1s22s22p63s23p63d5
D: 1s22s22p63s23p64s2
举一反三
- 试判断原子态:1s1s3S1,1s2p3P2,1s2p1D1,2s2p3P2中,下面哪组是存在的? A: 1s1s3S1,1s2p3P2; B: 1s2p3P2,1s2p1D1; C: 1s2p3P2,2s2p3P2; D: 1s1s3S1,1s2p1D1;
- 电子组态1s2p所构成的原子态为( )。 A: 1s2p1S0,1s2p1P1, 1s2p3S1 1s2p3P2,1,0 B: 1s2p1S0,1s2p1P1 C: 1s2p1S0,1s2p3S1 D: 1s2p1P1,1s2p3P2,1,0
- 假如集合 S={ 1, 2, 3, 4 },后面 5 个命题中,哪些是正确的?ⅰ) { {2} }⊆P(S),ⅱ) { 1, 3 }⊆P(S),ⅲ) { 1, 3 }∈P(S),ⅳ) { {2, 4} }⊆P(S),ⅴ) { 4 }⊆P(S)
- 试判断原子态:1s1s3S1,1s2p3P2,1s2p1D1,2s2p3P2中下列哪组是完全存在的() A: A B: B C: C D: D
- 6. 试判断原子态:1s1s3S1,1s2p3P2,1s2p1D1, 2s2p3P2中下列哪组是完全存在的?