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ID: past-exam-of-the-chemistry-a-course-of-the-university-of-cambridge/2021/paper-1/a4/a/i/solution

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Past exam of the chemistry A course of the University of Cambridge / 2021 / Paper 1 / A4 / a / i / Solution by Codex 0 2026-10-20
The trigonal pyramidal molecular geometry has C3v point group symmetry: identity, two rotations about the threefold axis, and three vertical mirror reflections. Choose along the threefold axis through nitrogen and the center of the hydrogen triangle.
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