Across
- 4. Word equation of 2CuO
- 6. a reaction in which a more reactive element displaces a less reactive element from a solution of its salt
- 9. CH4(g) in word equation
- 10. a substance that oxidises another substance during redox reaction
- 11. word name of H²O in Javanese
- 12. A chemical reaction which a substance reacts with oxygen
- 13. element with symbol Mn
- 15. word name of CO²
Down
- 1. a reaction involving both reduction and oxidation
- 2. The name given to the process takes place when metals and alloys are chemically attacked by oxygen
- 3. element with symbol Cu
- 5. a number given to show whether an element has been oxidised or reduced
- 7. a term used to describe oxidised organic material
- 8. Chemical reaction by which biological cell releases the energy stored in glucose for use by the cell or the body
- 14. word name of NH3