9.1: Introduction and Pre-Lab Assignment 9.2: Introduction to Electronic Structure Calculations 9.3: Accessing Spartan 9.4: Exercise 1 - Estimation of the IR Spectrum of HCl and DCl 9.5: Exercise 2 - Molecular Orbitals of Formaldehyde 9.6: Exercise 3 - Modeling Sulfur Dioxide - Comparing the Results of Different Basis Sets and Calculation Models 9.7: Exercise 4 - Modeling the Absorption Spectrum of Cyanine Dyes 9.8: Exercise 5 - Modeling an Intramolecular Rearrangement Thumbnail: The HOMOs and LUMOs for formaldehyde (oxygen, in red, is more electronegative than carbon). (CC BY-2.0 Generic; ChiralJon via flicker )