9_Ch9_1 - Shapes of Molecules VSEPR Theory electron pair...

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Mary J. Bojan Chem 110 Shapes of Molecules VSEPR Theory electron pair geometry molecular geometry molecules with more than one central atom molecules with multiple bonds Dipole moment μ = Q r 1
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Mary J. Bojan Chem 110 Shapes of Molecules Molecular shape : spatial arrangement of atoms V alence- S hell E lectron- P air R epulsion VSEPR model Predict the shape of the molecule, from Lewis structures. 2
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Mary J. Bojan Chem 110 Shapes of Molecules # of electron arrangement of Example domains electron pairs 2 3 4 5 6 Describes: electron pair geometry (See Table 9.1) VSEPR Concept 1 Electron pairs around a central atom repel each other. They must stay near the nucleus, but otherwise, they will stay as far away from each other as possible. 3
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Mary J. Bojan Chem 110 4
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Chem 110 How to determine the shape of a molecule 1. Draw the Lewis structure of the molecule. 2. Determine the electron-pair geometry (count electron domains: double and triple bonds counted as one domain!). 3. Focus on
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9_Ch9_1 - Shapes of Molecules VSEPR Theory electron pair...

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