6.1-6.3 - Chapter 6 Molecular Structure Molecular compounds...

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Molecular compounds: Covalently bonded species Represented by Lewis structures 2-D representation 3-D molecular shape V alence S hell E lectron P air R epulsion model VSEPR - Chapter 6: Molecular Structure © Lori Petrovich Atoms that obey octet rule can have only: 2, 3 or 4 electron regions The electron regions around atoms repel each other (like charges) therefore they get as far away from each other as they can while still being tethered (attracted) to the nucleus. Electron groups/regions + + triple bond 3 e- pairs = 1 region single bond An e- pair = 1 region + + double bond 2 e- pairs = 1 region + + LP An e- pair = 1 region + Section 6.1 How many electron regions are around the lettered atoms? C N H H S H S O O .. .. . . . . . . .. + - A B C Cl C Cl Cl Cl O C O O P F F F How many electron regions are around the lettered atoms? A B C C O H H H H N O O How many electron regions are around the lettered atoms? (make sure you octet)
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This note was uploaded on 03/30/2010 for the course CH 101 taught by Professor Bigham during the Fall '08 term at N.C. State.

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6.1-6.3 - Chapter 6 Molecular Structure Molecular compounds...

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