Chemistry · Molecular Symmetry and Spectroscopy
Based on the given character table for the C2v point group of the H2O molecule, which of the following electronic or vibrational transitions is dipole-forbidden (spectroscopically inactive)? C2vEC2σv(xz)σv'(yz)Linear / RotationalQuadraticA11111zx2, y2, z2A211-1-1RzxyB11-11-1x, RyxzB21-1-11y, Rxyz
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1B2 → A2
- 2B1 → A1
- 3B1 → A2
- 4A1 → A2✓
Correct answer
A1 → A2
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