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Structure and Bonding in Organic Chemistry Electron Configurations Lewis Dot Structures Hybridization Orbital depictions
Organic Chemist’s Periodic Table
Molecular Model of Aspirin
Nucleus is a Tiny Fraction of the Volume of an Atom
Orbitals are Probabilities
2s Orbital Has a Node
Bonding in H 2 Sigma ( Bond
Wave Depiction of H 2
Molecular Orbitals Mathematical Combination of Atomic Orbitals
Antibonding Molecular Orbital Destructive Overlap Creates Node
and * of H 2
Energy Released When Bond Forms
Ground State Electron Configurations
The p Orbital
p x, p y, p z
Electron Configuration of Carbon
Lewis Dot Structure of Methane
All Have the Same Geometry All Have 4 Regions of Electron Density
In Ground State 2 bonding sites, 1 lone pair
sp 3 Hybridization 4 Regions of electron Density link link
Hybridization of 1 s and 3 p Orbitals – sp 3
sp 3 is Tetrahedral Geometry Methane
Ammonia Tetrahedral Geometry Pyramidal Shape
Orbital Depiction of Ethane, C 2 H 6, the bond
Depictions of 2-Methylbutane
Bonding Characteristics of Period 2 Elements
“Saturated” with Hydrogen
A Model of a Saturated Hydrocarbon
sp 2 Hybridization 3 Regions of Electron Density
Hybridization of 1 s and 2 p Orbitals – sp 2
An sp 2 Hybridized Atom
The bond Overlap of 2 parallel p Orbitals
Ethylene CH 2 =CH 2
Views of Ethylene, C 2 H 4
sp Hybridization 2 Regions of Electron Density
The sp Orbital
Acetylene, C 2 H 2, 1 bond 2 perpendicular bonds
Line-Angle Structures are Often Used as a Short-hand
Line-Angle structure Superimposed on Lewis Structure
Double Bonds are Shown
For Cyclic Structures, Draw the Corresponding Polygon
Drawing Clear Structures
Structures take Cues from Models
Benzene can be drawn as one of two resonance structures
Some Line-Angle Structures
Structure and Bonding in Organic Chemistry Electron Configurations Lewis Dot Structures Hybridization Orbital depictions.
Structure and Bonding Molecular Orbital Theory Hybridization Isomerization Dipoles and Polarity.
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Poodle + +Cocker Spaniel = = = = + +s orbitalp orbital Cockapoo sp orbital.
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