What do we use filtration and crystallisation for?
Filtration and Crystallisation Quiz
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Question 1 of 26
1. Question
Fractional distillation is used to separate which types of materials?
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Question 2 of 26
2. Question
What is the name of the apparatus (equipment) used for distillation?
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Question 3 of 26
3. Question
Which process can be used to separate water from dissolved salts, whilst keeping both substances?
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Question 4 of 26
4. Question
This image shows the apparatus used during fractional distillation. What is the function of the fractionating column?
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Question 5 of 26
5. Question
Which processes can we use for purifying sea water?
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Question 6 of 26
6. Question
Why do we use distilled water for chemical analysis?
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Question 7 of 26
7. Question
What is the name of the process by which salt is removed from water?
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Question 8 of 26
8. Question
Which of the following are commonly used as methods of sterilising fresh water?
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Question 9 of 26
9. Question
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Complete the statement: distillation is performed by placing a solution in a flask and heating it until the solvent turns into a . The is then and collected in a beaker.
Correct 3 / 3 PointsIncorrect / 3 PointsHint
Use some of the following words, you may use them more than once:
liquid
solid
gas
evaporated
condensed
sublimated
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Question 10 of 26
10. Question
Which of the following describe the composition of a pure substance?
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Question 11 of 26
11. Question
Which types of atoms can be found in a pure piece of gold?
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Question 12 of 26
12. Question
[question number = 01.5] Drag and drop to match the description to the term
Sort elements
- Element
- Compound
- Mixture
- Contains only a particular type of atoms
- Contains more than one type of atoms, chemically bonded together
- Contains more than one type of atoms, but not chemically bonded together
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Question 13 of 26
13. Question
Drag and drop to match the substance to the correct type
Sort elements
- Mixture
- Compound
- Element
- Air
- Carbon dioxide
- Pure gold
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Question 14 of 26
14. Question
Use one of the following words to fill in the blank:
Solvent, solute, solution-
A is a mixture made of dissolved substances in a liquid.
CorrectIncorrectHint
Use one of the following words:
solution
solute
solvent
solent
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Question 15 of 26
15. Question
The graph shows a heating curve for substance X (red) and substance Y (blue). Drag and drop to match the substance to the correct description.
Sort elements
- X (red)
- Y (blue)
- Pure
- Impure
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Question 16 of 26
16. Question
The table shows 3 substances and their melting points. Drag and drop to match the substance to the correct type.
Sort elements
- Mixture
- Element or compound
- X
- Y
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Question 17 of 26
17. Question
The table shows 3 substances and their melting points. What common substance, in particular, could substance Z be?
CorrectIncorrectHint
Which common, very important substance melts or freezes at 0 degrees C?
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Question 18 of 26
18. Question
True or false – You cannot use physical processes to separate mixtures into different substances.
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Question 19 of 26
19. Question
How could you separate a mixture of sand and salt?
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Question 20 of 26
20. Question
Filtration and crystallisation are used to separate which types of materials?
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Question 21 of 26
21. Question
Which of the following items would you need to perform filtration?
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Question 22 of 26
22. Question
Which of the following items would you need to perform crystallisation by heating?
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Question 23 of 26
23. Question
What is a solution called when it contains the maximum amount of solute that can dissolve in a solvent at a particular temperature?
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Question 24 of 26
24. Question
When a mixture of rocks, salt and water is filtered, what will be the residue?
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Question 25 of 26
25. Question
During crystallisation, there is a risk of spitting which could cause harm. Which of the following could reduce the risk?
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Question 26 of 26
26. Question
After filtering a mixture containing sand, salt and water using filter paper. What do we call what is left in the filter paper?
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Find out more about Separating Mixtures!
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