GCSE Chemistry – Pure substances and mixtures
Learning Objectives
-I can recall the difference between a pure substance and a mixture
-I can define the term formulation
-I can use the melting point of a substance to determine if it is pure or a mixture
-I can give everyday examples of formulations
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Question 1 of 25
1. Question
What is the definition of a pure substance?
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Question 2 of 25
2. Question
Which of the following are pure substances?
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Question 3 of 25
3. Question
Which of the following are pure substances?
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Question 4 of 25
4. Question
What is the definition of a mixture?
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Question 5 of 25
5. Question
How can a pure substance and a mixture be differentiated?
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Question 6 of 25
6. Question
What is the definition of a formulation?
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Question 7 of 25
7. Question
Which of the following are an example of a formulation?
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Question 8 of 25
8. Question
Which of the following are an example of a formulation?
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Question 9 of 25
9. Question
Which of the following are an example of a formulation?
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Question 10 of 25
10. Question
Which of the following are an example of a formulation?
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Question 11 of 25
11. Question
Which of the following are an example of a formulation?
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Question 12 of 25
12. Question
Which of the following are an example of a formulation?
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Question 13 of 25
13. Question
Which of the following are an example of a formulation?
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Question 14 of 25
14. Question
Which of the following are an example of a formulation?
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Question 15 of 25
15. Question
Which of the following are an example of a formulation?
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Question 16 of 25
16. Question
Which of the following are an example of a formulation?
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Question 17 of 25
17. Question
What is the definition of a fixed point?
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Question 18 of 25
18. Question
What are fixed points used for?
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Question 19 of 25
19. Question
What are melting and boiling points used for?
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Question 20 of 25
20. Question
Where can melting and boiling points found?
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Question 21 of 25
21. Question
Where can melting and boiling points found?
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Question 22 of 25
22. Question
Describe the effect of impurities on the melting and boiling point of a substance.
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Question 23 of 25
23. Question
Describe the effect of impurities on the melting point of a substance.
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Question 24 of 25
24. Question
Describe the effect of impurities on the boiling point of a substance.
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Question 25 of 25
25. Question
Describe the relationship between the purity of a substance and the melting point range
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