slide1 - have one node z z z p x p y p z Summary s- and...

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Where We Are Going Today x Course Intro and Mechanics x Chapter 1 – Structure and Bonding Review of Atoms and Chemical Bonding Octet Rule wis Structures Involving Carbon Lewis Structures Involving Carbon Electronegativity The 3-Dimensional Shapes of Organic Molecules Quantum Theory of Bonding in Organic Chemistry Orbitals σ− and π -bonding Hybrid Orbitals Drawing Organic Molecules
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The Tetrahedral Structure of Carbon - Methane x All bond angles are 109.5 o
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The Structure of Ammonia and Water x All orbitals roughly point to the corners of a tetrahedron, but the bonds to hydrogen appear to give them a different 3-D structure
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The Single s-Orbital of a Hydrogen Atom x s -Orbitals are shaped like spheres and are close to the nucleus
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The Three p-orbitals of Carbon x y x y x y x p-Orbitals are shaped like “dumbbells” and
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Unformatted text preview: have one node z z z p x p y p z Summary s- and p-Orbital Overlap 1s 1s + + + + bonding MO + + Two s-orbitals overlapping + +-+-+ +-+-+-+-+-+-+-+-An s and a p overlapping Two ps involved in a bond Two ps involved in a bond -Bonding in Ethene x -Bonding from C to H atoms x One -bond between the carbons x One -bond between the carbons x All -bonds are sp 2 hybrid orbitals -Bonding in Ethyne x -Bonding from C to H atoms x One -bond between the carbons x Two -bonds between the carbons x All -bonds are sp hybrid orbitals A Handy Table # of Atoms Bonded to a Carbon Atom Hybridization of that Carbon Atom Geometry of that Carbon Atom Bond Angles Involving that Carbon Atom 4 sp 3 Tetrahedral 109 3 sp 2 Trigonal planar 120 2 sp Linear 180...
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slide1 - have one node z z z p x p y p z Summary s- and...

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