For chapters 2, 3 and 4. Don't forget about trying the MasteringChemistry assignments for practice!
Chapter 2. Two good sites dealing with the Periodic Table are WebElements and Visual Elements. Tutorial: The Periodic Table. Physic2000's take on the Periodic Table.
Chapter 3. Tutorials: Bonding | Lewis Dot Structures | Resonance.
Chapter 4. Tutorials: VSEPR | Expanded Valence | Hybridization | Bond Dipoles.