A.2s > 3s | B.2s > 2d | C.2px < 2Py | D.2px = 2py |
A.HX | B.H2X | C.XH3 | D.XH4 |
A.s轨道电子云图为哑铃形 |
B.σ键的轨道重叠方式为“肩并肩”重叠 |
C.C原子的价电子轨道表示式为:1s22s22p2 |
D.n、l、m、ms组合可以为:2,1,0,1/2 |
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| I1 | I2 | I3 | I4 |
C | 738 | 1451 | 7733 | 10540 |
D | 577 | 1817 | 2745 | 11578 |
| 单键 | 双键 | 叁键 | |
AB | 键能(kJ·mol―1) | 357.7 | 798.9 | 1071.9 |
甲 | 键能(kJ·mol―1) | 154.8 | 418.4 | 941.7 |
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