Across
- 3. A reaction which gains and loses oxygen
- 4. An insoluble substance formed during a double displacement reaction
- 6. Something which speeds up the chemical reaction
- 9. when one reactant decomposes to form 2 or more products
- 10. Aqueous form of copper sulphate is known as
- 11. Sodium Chloride, Silver Chloride, and Methyl Chloride are examples of
- 12. An unbalanced chemical reaction with correct formulae
- 16. Decompostion reaction which involves light
- 17. Decomposition reaction which involves light
Down
- 1. usually forms a precipitate
- 2. When a more reactive metal displaces and less reactive metal
- 5. when 2 or more reactants combine to form one product
- 6. When a metal is attacked by moisture, acids etc it corrodes.
- 7. Ca(OH)2 is known as
- 8. Why do we balance chemical equations
- 13. (aq)represents
- 14. When oxygen reacts on fats and oils
- 15. Decompostion reaction which involves electricity