318-2 - Organic Lecture Series CH 318 N Textbook...

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Organic Lecture Series 1 CH 318 N LECTURE 2 Textbook Assignment: Chapter 12 Homework (for credit): POW 1 posted-due on Sep 7 Today’s Topics: IR, theory & interpretation Notice & Announcements: Office Hrs- Sam Le: Mon 4-5 PM Cubicle B (WEL) 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 Organic Lecture Series 4 • 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
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Organic Lecture Series 5 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 Organic Lecture Series 6 E=h ν
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Organic Lecture Series 7 • Molecular spectroscopy: Molecular spectroscopy: the study of which
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This note was uploaded on 10/10/2010 for the course CH 57689 taught by Professor Goddard during the Spring '10 term at University of Texas.

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318-2 - Organic Lecture Series CH 318 N Textbook...

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