GCSE Chemistry – Collision theory
Learning Objectives
-I can describe and explain how a change in temperature will affect the rate of a reaction
-I can describe and explain how a change in pressure will affect the rate of a reaction
-I can describe and explain how a change in concentration will affect the rate of a reaction
-I can describe and explain how a change in surface area will affect the rate of a reaction
-I can describe and explain how a catalyst will affect the rate of a reaction
Quiz Summary
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Question 1 of 32
1. Question
What is the definition of the collision theory?
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Question 2 of 32
2. Question
What is the definition of a catalyst?
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Question 3 of 32
3. Question
What is the definition of activation energy?
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Question 4 of 32
4. Question
What will happen to the rate of reaction when the temperature is increased?
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Question 5 of 32
5. Question
What will happen to the rate of reaction when the temperature is decreased?
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Question 6 of 32
6. Question
Describe the amount of energy of particles when the temperature of a reaction is increased.
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Question 7 of 32
7. Question
Describe the amount of energy of particles when the temperature of a reaction is decreased.
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Question 8 of 32
8. Question
Describe the proportion of particles that have energy greater than the activation energy when the temperature of a reaction is increased.
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Question 9 of 32
9. Question
Describe the proportion of particles that have energy greater than the activation energy when the temperature of a reaction is decreased.
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Question 10 of 32
10. Question
Describe the movement of particles when the temperature of a reaction is increased.
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Question 11 of 32
11. Question
Describe the movement of particles when the temperature of a reaction is decreased.
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Question 12 of 32
12. Question
Describe the frequency of particle collisions when the temperature of a reaction is increased.
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Question 13 of 32
13. Question
Describe the frequency of particle collisions when the temperature of a reaction is decreased.
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Question 14 of 32
14. Question
What will happen to the rate of reaction when the pressure is increased?
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Question 15 of 32
15. Question
What will happen to the rate of reaction when the pressure is decreased?
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Question 16 of 32
16. Question
Describe the position of particles when the pressure of a reaction is increased.
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Question 17 of 32
17. Question
Describe the position of particles when the pressure of a reaction is decreased.
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Question 18 of 32
18. Question
Describe the frequency of particle collisions when the pressure of a reaction is increased.
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Question 19 of 32
19. Question
Describe the frequency of particle collisions when the pressure of a reaction is decreased.
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Question 20 of 32
20. Question
What will happen to the rate of reaction when the concentration of reactants is increased?
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Question 21 of 32
21. Question
What will happen to the rate of reaction when the concentration of reactants is decreased?
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Question 22 of 32
22. Question
Describe the position of particles when the concentration of the reactants is increased.
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Question 23 of 32
23. Question
Describe the position of particles when the concentration of the reactants is decreased.
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Question 24 of 32
24. Question
Describe the frequency of particle collisions when the concentration of the reactants is increased.
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Question 25 of 32
25. Question
Describe the frequency of particle collisions when the concentration of the reactants is decreased.
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Question 26 of 32
26. Question
What will happen to the rate of reaction when the surface area of the reactants is increased?
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Question 27 of 32
27. Question
What will happen to the rate of reaction when the surface area of the reactants is decreased?
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Question 28 of 32
28. Question
Describe the frequency of particle collisions when the surface area of the reactants is increased.
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Question 29 of 32
29. Question
Describe the frequency of particle collisions when the surface area of the reactants is decreased.
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Question 30 of 32
30. Question
What will happen to the rate of reaction when a catalyst is added to a reaction?
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Question 31 of 32
31. Question
A catalyst does not increase the rate of reaction by increasing the number of frequent collisions, how does it increase the rate of reaction?
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Question 32 of 32
32. Question
Compare both the relationship between the number of particles with energy greater than the activation energy and the frequency of collisions effect on rate.
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