Expanded-octet adduct (hypervalent)
扩展八隅体加合物(超价)
Explanation (EN)
A Lewis adduct in which a Period-3-or-higher central atom accepts electron pairs beyond an octet, e.g. [SiF₆]²⁻, [PF₆]⁻.
Explanation (ZH)
中心原子为第三周期或更高周期、可在八隅体之外接受电子对的路易斯加合物,如 [SiF₆]²⁻、[PF₆]⁻。
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