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Determining the Normal Modes of Vibration
o all vibrations are present in both the Raman and Infrared spectra, the infrared spectrum will contain 4 peaks 2 of which will be degenerate, and the Raman spectrum which will contain 4 peaks 2 of which will be polarised and the other two degenerate ! vib (NH 3)=2A 1 (IR,pol)+2E(IR,depol) o the two highest wavenumber modes belong to the N-H ...
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