Chapter 12a
Chemistry 1220: Introduction to General Chemistry Dr. Gina M. Florio 08 Dec. 2012 Jespersen, Brady, Hyslop Chapter 12.1-12.5 Intermolecular Attractions and the Properties of Liquids and Solids 1 Phases of Matter Intermolecular Interactions (interactions between molecules) determine the physical properties/states of matter . Important differences between gases, solids, and liquids: Gases Expand to fill their container Liquids Retain volume, but not shape Solids Retain volume and shape Types of Intermolecular Interactions Dipole-Dipole (including Hydrogen Bonding) Ion-Dipole Dispersion (Induced Dipole-Induced Dipole) Ion-Induced Dipole Intermolecular Interactions (interactions between molecules):