Across
- 3. active metal are ....... reducing agent
- 6. oxidation is the ....... in oxidation number
- 10. reduction is process of losing ......... and addition of hydrogen
- 11. reducing agent is the substance which experiences ....... and donate electron
- 12. a ...... reaction is an equation showing just the oxidation or reduction that takes place
- 14. the positive electrode is ........
- 15. an oxidation number is a positive or negative number assigned to an atom to indicate its ...... of oxidation or reduction
- 16. electron ..... from negative electrode to positive electrode
Down
- 1. reduction is the ....... in oxidation number
- 2. oxidation is the process of gaining oxygen and eliminate.........
- 4. rusting of iron can only occur with the present of oxygen and ......
- 5. the oxidation number of any uncombined element is ......
- 7. oxidising agent is the substance which experiences ....... and receive electron
- 8. function ...... pot is to separate two solution but allows the ions to flow trough it to complete circuit
- 9. redox reaction is a chemical reaction that involves reduction and oxidation that occurs ..........
- 13. the negative electrode is ........