GCSE Chemistry – Reversible reactions
Learning Objectives
-I can use symbols to represent a reversible reaction
-I can describe what happens to ammonium chloride upon heating and cooling
-I can describe what happens to copper sulfate upon addition and removal of water
-I can describe what happens to the energy in a reversible reaction, where one direction is exothermic and the other endothermic
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Question 1 of 38
1. Question
What is the definition of a reversible reaction?
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Question 2 of 38
2. Question
What is the definition of an irreversible reaction?
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Question 3 of 38
3. Question
What arrow is used to signify a reversible reaction?
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Question 4 of 38
4. Question
What arrow is used to signify an irreversible reaction?
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Question 5 of 38
5. Question
Which of the following statements is true?
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Question 6 of 38
6. Question
What type of compound is ammonium chloride?
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Question 7 of 38
7. Question
What happens to ammonium chloride when heated?
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Question 8 of 38
8. Question
What colour is ammonium chloride?
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Question 9 of 38
9. Question
What type of reaction takes place when you heat ammonium chloride?
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Question 10 of 38
10. Question
What type of reaction takes place when you heat ammonium chloride?
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Question 11 of 38
11. Question
What product is formed during the heating of ammonium chloride?
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Question 12 of 38
12. Question
What product is formed during the heating of ammonium chloride?
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Question 13 of 38
13. Question
What product is formed during the reverse reaction of the thermal decomposition of ammonium chloride?
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Question 14 of 38
14. Question
What state of hydrochloric acid is produced in the decomposition of ammonium chloride?
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Question 15 of 38
15. Question
What state of ammonia is produced in the decomposition of ammonium chloride?
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Question 16 of 38
16. Question
Write the equation for the decomposition of ammonium chloride.
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Question 17 of 38
17. Question
Write the backwards equation for the decomposition of ammonium chloride.
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Question 18 of 38
18. Question
Write the equation, as a reversible one, for the decomposition of ammonium chloride.
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Question 19 of 38
19. Question
What colour is hydrated copper(II) sulfate?
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Question 20 of 38
20. Question
What type of reaction takes place during the water of crystallisation of copper(II) sulfate?
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Question 21 of 38
21. Question
What product is formed during the water of crystallisation of copper(II) sulfate?
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Question 22 of 38
22. Question
What product is formed during the water of crystallisation of copper(II) sulfate?
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Question 23 of 38
23. Question
What product formed during the reversible reaction of the water of crystallisation of hydrated copper(II) sulfate?
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Question 24 of 38
24. Question
What type of substance is anhydrous copper(II) sulfate?
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Question 25 of 38
25. Question
What colour is anhydrous copper(II) sulfate?
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Question 26 of 38
26. Question
Write the forwards equation for the water of crystallisation of hydrated copper(II) sulfate.
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Question 27 of 38
27. Question
Write the backwards equation for the water of crystallisation of hydrated copper(II) sulfate.
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Question 28 of 38
28. Question
Write the equation, as a reversible one, for the water of crystallisation of hydrated copper(II) sulfate.
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Question 29 of 38
29. Question
A reversible reaction has an exothermic forward reaction, what will its backward reaction be?
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Question 30 of 38
30. Question
A reversible reaction has an endothermic forward reaction, what will its backward reaction be?
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Question 31 of 38
31. Question
A reversible reaction has an exothermic forward reaction, what energy change will take place?
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Question 32 of 38
32. Question
A reversible reaction has an endothermic forward reaction, what energy change will take place?
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Question 33 of 38
33. Question
A reversible reaction has an exothermic backward reaction, what energy change will take place?
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Question 34 of 38
34. Question
A reversible reaction has an endothermic backward reaction, what energy change will take place?
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Question 35 of 38
35. Question
A reversible reaction has an exothermic forward reaction, what energy change will take place for the backward reaction?
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Question 36 of 38
36. Question
A reversible reaction has an endothermic forward reaction, what energy change will take place for the backward reaction?
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Question 37 of 38
37. Question
A reversible reaction has an exothermic backward reaction, what energy change will take place for the forward reaction?
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Question 38 of 38
38. Question
A reversible reaction has an endothermic backward reaction, what energy change will take place for the forward reaction?
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