1. CHEMISTRY World of Zumdahl Zumdahl DeCoste

2. Copyright© by Houghton Mifflin Company. All rights reserved. Chapter 18 Oxidation- Reduction Reactions and Electrochemistry

3. Copyright© by Houghton Mifflin Company. All rights reserved.3 Rules for Assigning Oxidation States

4. Copyright© by Houghton Mifflin Company. All rights reserved.4 Figure 18.1: Schematic for separating the oxidizing and reducing agents in a redox reaction.

5. Copyright© by Houghton Mifflin Company. All rights reserved.5 Figure 18.2: Electron flow.

6. Copyright© by Houghton Mifflin Company. All rights reserved.6 Figure 18.3: Ion flow keeps the charge neutral.

7. Copyright© by Houghton Mifflin Company. All rights reserved.7 Figure 18.4: The salt bridge contains a strong electrolyte.

8. Copyright© by Houghton Mifflin Company. All rights reserved.8 Figure 18.4: The porous disk allows ion flow.

9. Copyright© by Houghton Mifflin Company. All rights reserved.9 Figure 18.5: Schematic of a battery.

10. Copyright© by Houghton Mifflin Company. All rights reserved.10 Figure 18.6: Schematic of one cell of the lead battery.

11. Copyright© by Houghton Mifflin Company. All rights reserved.11 Figure 18.7: A common dry cell battery.

12. Copyright© by Houghton Mifflin Company. All rights reserved.12 Figure 18.8: A mercury battery.

13. Copyright© by Houghton Mifflin Company. All rights reserved.13 Figure 18.9: Cathodic protection of an underground pipe.