310-2 - CH 310 N MWF 9 10:00 LECTURE 2 Textbook Assignment:...

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CH 310 N MWF 9 – 10:00 LECTURE 2 Textbook Assignment: Chapter 12 Homework (for credit): POW 1 posted (Due Feb 1) Today’s Topics: IR, theory and instrumentation (hardware) Notice & Announcements: Office Hrs- Kyle Williams: Wed 3-4 WEL 4.308 Organic Lecture Series 2 OH H 2 SO 4 Major + Minor Reactions will often give a mixture of products: How would the chemist determine which product was formed? Both are cyclopentenes; they are isomers. Spectroscopy will provide the solution.
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Organic Lecture Series 3 Traditional Depiction of the Electromagnetic Spectrum Organic Lecture Series 4
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Organic Lecture Series 5 • Electromagnetic radiation: Electromagnetic radiation: light and other forms of radiant energy • Wavelength ( Wavelength ( λ ): ): the distance between consecutive peaks on a wave • Frequency ( Frequency ( ν ): ): the number of full cycles of a wave that pass a given point in a second • Hertz (Hz): Hertz (Hz): the unit in which radiation frequency is reported; s -1 (read “per second”) Electromagnetic Radiation Organic Lecture Series 6 Electromagnetic Radiation • Common units used to express wavelength λ Angstrom (Å) 1 Å = 10 -10 m Relation to Meter Unit 1 mm = 10 -3 m 1 nm = 10 -9 m 1 μ m = 10 -6 m Nanometer (nm) Micrometer ( μ m) Millimeter (mm) Meter (m) ---- E = h ν E is kJ/mol h = 3.99 X 10 -13 kJ z s z mol -1 ν = frequency in Hz c = λν
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Organic Lecture Series 7 E=h ν Organic Lecture Series 8 • Molecular spectroscopy:
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This note was uploaded on 05/05/2010 for the course CHEM 310N taught by Professor Sessler during the Spring '10 term at University of Texas at Austin.

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310-2 - CH 310 N MWF 9 10:00 LECTURE 2 Textbook Assignment:...

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