Chapter 10
Chemical Bonding: Molecular Geometry and Bonding Theories
![VSEPR Theory and the Basic Shapes](https://cloudfront.jove.com/files/media/science-education/science-education-thumbs/11331.jpg)
Valence shell electron-pair repulsion theory (VSEPR theory) enables us to predict the molecular structure, including approximate bond angles around…
![VSEPR Theory and the Effect of Lone Pairs](https://cloudfront.jove.com/files/media/science-education/science-education-thumbs/11332.jpg)
It is important to note that electron-pair geometry around a central atom is not the same thing as its molecular structure. Molecular structure…
![Molecular Shape and Polarity](https://cloudfront.jove.com/files/media/science-education/science-education-thumbs/11334.jpg)
Polar covalent bonds connect two atoms with differing electronegativities, leaving one atom with a partial positive charge (δ+) and the other…
![Valence Bond Theory](https://cloudfront.jove.com/files/media/science-education/science-education-thumbs/11335.jpg)
Valence bond theory describes a covalent bond as the overlap of half-filled atomic orbitals (each containing a single electron) that yield a pair…
![Hybridization of Atomic Orbitals II](https://cloudfront.jove.com/files/media/science-education/science-education-thumbs/11337.jpg)
To describe the five bonding orbitals in a trigonal bipyramidal arrangement, we must use five of the valence shell atomic orbitals (the s orbital,…
![Molecular Orbital Theory I](https://cloudfront.jove.com/files/media/science-education/science-education-thumbs/11338.jpg)
Molecular orbital theory describes the distribution of electrons in molecules in the same way as the distribution of electrons in atoms is…
![Direct Imaging of Laser-driven Ultrafast Molecular Rotation](https://cloudfront.jove.com/files/thumbs/54917_t.png)
We present a method for visualizing laser-induced, ultrafast molecular rotational wave packet dynamics. We have developed a new 2-dimensional Coulomb…
![Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids](https://cloudfront.jove.com/files/thumbs/60598_t.png)
Rational design of disordered molecular aggregates and solids for optoelectronic applications relies on our ability to predict the properties of such…