Spectroscopy 1 - Spectroscopy PART I: Introduction and...

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Unformatted text preview: Spectroscopy PART I: Introduction and Infrared Spectroscopy Organic Chemistry 30B Spectroscopy Spectroscopy is the study of the interaction of electromagnetic radiation and matter Molecular Spectroscopy is the study of which frequencies of radiation are absorbed or emitted by a substance and the correlation of those frequencies with molecular structure Energy, Wavelength, Frequency Key relationships for electromagnetic radiation: E = h = hc/ E = energy h = Plancks constant c = Speed of light = Frequency = Wavelength Energy, Wavelength, Frequency Key relationships: E = h = hc/ Increase Frequency ( ) --> Increase Energy Decrease Frequency ( ) --> Decrease Energy Increase Wavelength ( ) --> Decrease Energy Decrease Wavelength ( ) --> Increase Energy Energy, Wavelength, Frequency Wavelength Units Absorption of Energy by Molecules Effects of Electromagnetic Radiation on Molecules Radiation Outcome h 10 9 nm Radiowave Nuclear Spin Flips h...
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Spectroscopy 1 - Spectroscopy PART I: Introduction and...

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