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# Separation Quiz

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### Separation Quiz

1. 1. Separation techniques & mixtures CHOOSE JUST ONE ANSWER A, B, C, OR D
2. 2. Question 1 <ul><li>Which of these solids dissolves in water? </li></ul>A Sand B chalk D Sulphur C Salt
3. 3. Wrong Answer! salt Try Again
4. 4. Question 2 <ul><li>When can filtration be used? </li></ul>C To crystallise salt A To separate a solid from a liquid B To separate two liquids D To separate a mixture of different coloured dyes
5. 5. Wrong Answer! To separate a solid from a liquid Try Again
6. 6. Question 3 <ul><li>During filtration, an insoluble solid collects in the filter paper. What is this called? </li></ul>A solute B filtrate D residue C solvent
7. 7. Wrong Answer! residue Try Again
8. 8. Question 4 <ul><li>During filtration a liquid passes through the filter paper. What is this called? </li></ul>A chalk B residue D insoluble C filtrate
9. 9. Wrong Answer! filtrate Try Again
10. 10. Question 5 <ul><li>Which techniques could be used to get salt from a dry mixture of salt and sand </li></ul>A Dissolve the salt, filter the solution, recrystallise the salt B chromatography D Filter the dry mixture, crystallise the salt C Fractional distillation
11. 11. Wrong Answer! Dissolve the salt, filter the solution, recrystallise the salt Try Again
12. 12. Question 6 <ul><li>Sea water is a mixture, what does it consist of….? </li></ul>A Salt and gases B water D Water, salt and gases C Water and salt
13. 13. Wrong Answer! Water, salt and gases Try Again
14. 14. Question 7 <ul><li>Which of these is a mixture? </li></ul>A oxygen B Air D Quartz C Copper sulphate
15. 15. Wrong Answer! Air Try Again
16. 16. Question 8 <ul><li>Which of these is not a mixture? </li></ul>A Sea water B Calcium carbonate D Air C Granite
17. 17. Wrong Answer! Granite Try Again
18. 18. Question 9 <ul><li>Which of these statement is true? </li></ul>A Mixtures have a fixed composition B In mixtures the atoms or compounds are joined together D Mixtures do not have a fixed composition C Mixtures are hard to separate
19. 19. Wrong Answer! Mixtures do not have a fixed composition Try Again
20. 20. Question 10 <ul><li>Which of these statement is true? </li></ul>A Compounds are easy to separate B Compounds have a fixed composition D In compounds the atoms or particles are not joined together C Compounds do not have a fixed composition
21. 21. Wrong Answer! Compounds have a fixed composition Try Again
22. 22. Congratulations! <ul><li>Your are great, well done. </li></ul>