1. Redox 21-3 Electrochemistry

2. 1.) Electrochemical Cells A.) Also called Galvanic Cells B.) Conservation of mass, charge and energy C.) Changes Chemical Energy to Electrical Energy D.) Spontaneous

3. Label the Electrochemical Cell

4. 2.) Salt Bridge A.) Salt Bridge allows for continuation of negative charge path by migration of ions B.) Anions travel towards anode C.) Cations travel towards cathode

5. 2.) Label the blank one: Fe Au

6. Classic Questions on Electrochemistry? 1.) What direction do the electrons travel? 2.) What gets oxidized?3.) What gets reduced? 4.) What was the ox. agent?5.) What was the red. agent? 6.) What is the salt bridge for? 7.) What direction do the anions travel through the salt bridge? 8.) What is the anode?9.) What is the cathode? 10.) What loses mass?11.) What gains mass? 12.) What type of cell is this?13.) Which node is positive? 14.) What is the oxidation ½ reaction? 15.) What is the reduction ½ reaction? 16.) What is the overall balanced reaction? 17.) Is this reaction spontaneous?

7. 2.) Label the blank one: Pb Li

8. Classic Questions on Electrochemistry? 1.) What direction do the electrons travel? 2.) What gets oxidized?3.) What gets reduced? 4.) What was the ox. agent?5.) What was the red. agent? 6.) What is the salt bridge for? 7.) What direction do the anions travel through the salt bridge? 8.) What is the anode?9.) What is the cathode? 10.) What loses mass?11.) What gains mass? 12.) What type of cell is this?13.) Which node is positive? 14.) What is the oxidation ½ reaction? 15.) What is the reduction ½ reaction? 16.) What is the overall balanced reaction? 17.) Is this reaction spontaneous?