CHM 2046C Module 14 Sample Name: __Sample____

Part I: Batteries, Fuel Cell, Electrolysis 10 points

Dry Cell Battery Mercury Battery

Match the following:

Dry Cell Mercury Cell

____1. Cathode ______11. Cathode

____2. Anode ______12. Anode

____3. Zinc Can ______13. Outer Steel Case

____4. Carbon Rod ______14. Steel Cover Top

____5. Porous Separator ______15. Tin-Plated Inner Top

____6. Wax seal ______16. Sealing and InsulatedGasket

____7. Steel Cover ______17. Zn

____8. Sand Cushion ______18. KOH saturated with ZnO in absorbent Material (electrolyte)

____9. NH₄Cl, ZnCl₂, MnO₂ paste ______19. HgO mixed with Graphite

____10. Insulating Washer ______20. Barrier

Reaction at Anode: ______________ Reaction at Anode: _________________

Reaction at Cathode: ______________ Reaction at Cathode: _________________