1. 2 1 3 5 4 9 8 7 6 16 15 14 13 12 11 10 21 20 19 18 17 24 23 22 Click hexagons once to change to blue Twice to change to white Click a third time to restore to yellow End Show  Click in the red number-square to select question

2. Question 1. State the chemical name of salt. Sodium chloride Answer 1. (click to reveal answer) Click to return to game board

3. Question 2. Answer 2. What is the name given to the liquid in which a solid dissolves? Solvent (click to reveal answer) Click to return to game board

4. Question 3. Answer 3. State the relationship between temperature and solubility. As the temperature increases, so does the solubility. (click to reveal answer) Click to return to game board

5. Question 4. Answer 4. State the two processes involved in separating salt from rock salt. Filtration & Evaporation (click to reveal answer) Click to return to game board

6. Question 5. Answer 5. If a substances does not dissolve in a solvent it is said to be what? Insoluble (click to reveal answer) Click to return to game board

7. Question 6. Answer 6. What changes of state occur when a substance condenses? Gas to liquid (click to reveal answer) Click to return to game board

8. Question 7. Answer 7. What process is used to separate a mixture of liquids? Distillation (click to reveal answer) Click to return to game board

9. Question 8. Answer 8. Name the type of condenser used in modern-day distillation experiments. Liebig condenser (click to reveal answer) Click to return to game board

10. Question 10. Answer 10. What is the name given to the material left in the filter paper after filtration? Residue (click to reveal answer) Click to return to game board

11. Question 9. Answer 9. What happens to the boiling point of water at higher altitudes? It decreases (click to reveal answer) Click to return to game board

12. Question 11. Answer 11. What is the technique called which involves getting drinking water from seawater by taking out the salt? Desalination (click to reveal answer) Click to return to game board

13. Question 12. Answer 12. What is the name given to the liquid collected at the end of a distillation practical? Distillate (click to reveal answer) Click to return to game board

14. Question 13. Answer 13. What is the name given to the liquid that is collected after filtering a mixture? Filtrate (click to reveal answer) Click to return to game board

15. Question 14. Answer 14. What is made when a solute dissolves in a solvent? A solution (click to reveal answer) Click to return to game board

16. Question 15. Answer 15. What is the chemical name of limestone? Calcium carbonate (click to reveal answer) Click to return to game board

17. Question 16. Answer 16. What name is given to the resulting pattern of colours after carrying out a chromatography experiment? Chromatogram (click to reveal answer) Click to return to game board

18. Question 17. Answer 17. What is the name given to the highest level that the water reaches in a chromatography experiment? Solvent Front (click to reveal answer) Click to return to game board

19. Question 18. Answer 18. What is the common name given to salt water? Brine (click to reveal answer) Click to return to game board

20. Question 19. Answer 19. Name the soluble part of rock salt. Salt (click to reveal answer) Click to return to game board

21. Question 20. Answer 20. Distillation separates mixtures of liquids according to their colours. Is this statement true or false? False (click to reveal answer) Click to return to game board

22. Question 21. Answer 21. Fine sugar dissolves at the same speed as sugar lumps. Is this statement true or false? False (click to reveal answer) Click to return to game board

23. Question 22. Answer 22. In distillation there are two changes of state. Name them. Boiling & condensing (click to reveal answer) Click to return to game board

24. Question 23. Answer 23. State the main hazard of using ethanol as a solvent. It’s flammable (click to reveal answer) Click to return to game board

25. Question 24. Answer 24. What substance is being described? ‘This is a liquid that dissolves other materials’ Solvent (click to reveal answer) Click to return to game board