GCSE Chemistry – Pure substances and mixtures

Last updated: 14/04/2020
Edexcel GCSE Science – Combined science foundation States of matter and mixtures 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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  1. Current
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  3. Answered

  1. What is the definition of a pure substance?

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  2. Which of the following are pure substances?

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  3. Which of the following are pure substances?

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  4. What is the definition of a mixture?

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  5. How can a pure substance and a mixture be differentiated?

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  6. What is the definition of a formulation?

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  7. Which of the following are an example of a formulation?

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  8. Which of the following are an example of a formulation?

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  9. Which of the following are an example of a formulation?

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  10. Which of the following are an example of a formulation?

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  11. Which of the following are an example of a formulation?

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  12. Which of the following are an example of a formulation?

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  13. Which of the following are an example of a formulation?

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  14. Which of the following are an example of a formulation?

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  15. Which of the following are an example of a formulation?

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  16. Which of the following are an example of a formulation?

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  17. What is the definition of a fixed point?

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  18. What are fixed points used for?

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  19. What are melting and boiling points used for?

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  20. Where can melting and boiling points found?

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  21. Where can melting and boiling points found?

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  22. Describe the effect of impurities on the melting and boiling point of a substance.

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  23. Describe the effect of impurities on the melting point of a substance.

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  24. Describe the effect of impurities on the boiling point of a substance.

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  25. Describe the relationship between the purity of a substance and the melting point range

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