State the Franck Condon Principle and, with the aid of diagrams, explain how electronic transitions dictate the vibrational fine structure/band shape of electronic transitions. (a) Explain, what is meant by the following terms in IR spectroscopy: fundamental mode, combination band and Fermi resonance. (b) From the vibrational spectrum of CO, we was determined as 2169.23 cm¹¹, Xe as 0.06. Calculate Vmax and estimate the bond dissociation energy. De for this molecule.

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Chapter1: Chemical Foundations
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State the Franck Condon Principle and, with the aid of diagrams, explain how
electronic transitions dictate the vibrational fine structure/band shape of electronic
transitions.
(a) Explain, what is meant by the following terms in IR spectroscopy: fundamental
mode, combination band and Fermi resonance.
(b) From the vibrational spectrum of CO, was determined as 2169.23 cm¹¹, Xe
as 0.06. Calculate Vmax and estimate the bond dissociation energy. De for this
molecule.
Transcribed Image Text:State the Franck Condon Principle and, with the aid of diagrams, explain how electronic transitions dictate the vibrational fine structure/band shape of electronic transitions. (a) Explain, what is meant by the following terms in IR spectroscopy: fundamental mode, combination band and Fermi resonance. (b) From the vibrational spectrum of CO, was determined as 2169.23 cm¹¹, Xe as 0.06. Calculate Vmax and estimate the bond dissociation energy. De for this molecule.
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