Across
- 2. series, metal arrangement
- 6. corrode easier
- 7. reaction, both reduction and oxidation occur
- 8. rusting of metal
- 10. agent, reduce another substance
- 11. reducing agent
- 12. detect electric flow
- 15. lose electron
- 16. separate electrolyte
Down
- 1. positive terminal
- 3. prevent rusting
- 4. water, oxidising agent
- 5. agent, oxidises another substance
- 9. gain electron
- 13. place lowest in reactivity series
- 14. negative terminal