09092009 - CH 310M/318M MWF 12:00 Lecture 6 W Reading...

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CH 310M/318M – MWF 12:00 – Lecture 6 – W 9/9/2009 Reading Assignment : Sections 2.1, 2.2 Textbook Problems : 1.15, 1.56-1.59, 1.71-1.73 Graded Homework : HW#03 deadline = 3:00 p.m. on Thu 9/10 HW#04 deadline = 3:00 p.m. on Mon 9/14 Last Time : Polar and nonpolar molecules – another example Resonance Today : Judging relative importance of nonequivalent resonance structures If you have an excusable conflict for ANY of the three midterm exams, the deadline to sign up to take a conflict exam is 5:00 p.m. on Friday, September 11 . REMINDER : The optional TA discussion sessions started yesterday. Please see Blackboard for the complete schedule!!! Valence bond theory and hybridization
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Factors to consider in judging relative importance of nonequivalent resonance structures : Remember, only electrons move, not atomic nuclei!!! (1)Structures in which all atoms have octets are usually more important than those where the octet rule is not satisfied for all atoms. OCTET STRUCTURES ARE MORE IMPORTANT THAN NON-OCTET
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This note was uploaded on 01/08/2010 for the course CH 53675 taught by Professor Bocknack during the Fall '09 term at University of Texas.

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09092009 - CH 310M/318M MWF 12:00 Lecture 6 W Reading...

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