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分子对称性和分子点群

分子对称性和分子点群. 对称元素和对称操作 分子点群种类 分子点群的确定. ∧. σ. ∧. i. 对称元素和对称操作. 下一页. 分子点群的种类. C 1. C 2. C 3. C 2v. C 3v. C ∞v. C 1h. C 2h. C 3h. D 3. D 3h. D 6h. D ∞h. D 2h. D 4h. D 2d. D 3d. S 2. T d. O h. 下一页. 分子点群的确定. 有 i. D ∞h. 线性分子. C ∞v , D ∞h. 起点. 无 i. C ∞v. 正四面体.

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分子对称性和分子点群

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  1. 分子对称性和分子点群 • 对称元素和对称操作 • 分子点群种类 • 分子点群的确定

  2. ∧ σ ∧ i 对称元素和对称操作 下一页

  3. 分子点群的种类 C1 C2 C3 C2v C3v C∞v C1h C2h C3h D3 D3h D6h D ∞h D2h D4h D2d D3d S2 Td Oh 下一页

  4. 分子点群的确定 有i D ∞h 线性分子 C ∞v ,D∞h 起点 无i C ∞v 正四面体 T d 有n个大于2的高次轴(n≥3) 立方群 正八面体 非线性分子 O h 有σ C s 有 i 无轴群 C i 无σ或i 无Cn C l 有S n(n为偶数，n≠2) S n 有σh Dnh 有σd 有n个垂直于C n 轴的C2 二面体群 D nd 没有σ Dn 有Cn 有σh C nh 有σv 无垂直于C n的C2 轴向群 C nv 没有σ 下一页 C n

  5. Thank You

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