Y9 Chemistry ASB
Across
- 3. the metal found in table salt
- 5. ph 7
- 7. pH greater than 7
- 9. metal used to make aircraft
- 12. radioactive substance discovered by Marie Curie
- 13. symbol Au
- 16. pH less than 7
- 17. created the theory of plate tectonics
- 18. made by complete combustion
- 19. the liquid part of a solution
Down
- 1. the solid part of a solution
- 2. used to 'stick' bricks together
- 4. a mixture of oil and water
- 6. made by incomplete combustion
- 8. a chemical that halls oil and water mix
- 10. used to test if a gas is carbon dioxide
- 11. the element found in most bleaches
- 14. the method used to make very pure copper
- 15. the gas needed for iron to rust
- 18. one of the ingredients of concrete