极性共价键 [物化] polar covalent bond
- 当两个原子对共享电子的引力相同时形成非极性共价键。
A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the shared electrons. - 当一个原子对共享电子的电吸引强于其它原子时,形成极性共价键。
A polar covalent bond happens when one electron has a stronger electrical attraction for the shared electrons than the other atom(s).
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