GCSE Chemistry – Testing for metal ions
Learning Objectives
-I can describe the test for Cu^{2+}, Fe^{2+}, Fe^{3+}, Al^{3+}, Zn^{2+} and Mg^{2+} ions in solution using sodium hydroxide solution and ammonia solution
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Question 1 of 45
1. Question
What is the definition of cations?
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Question 2 of 45
2. Question
How can you test for metal cations?
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Question 3 of 45
3. Question
How else can you test for metal cations?
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Question 4 of 45
4. Question
When testing for metal cations with sodium hydroxide or ammonia what type of observation is seen?
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Question 5 of 45
5. Question
What colour precipitate will form for a copper(II) ion?
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Question 6 of 45
6. Question
What will happen when adding excess sodium hydroxide to copper(II) ions?
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Question 7 of 45
7. Question
What will happen when adding excess ammonia to copper(II) ions?
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Question 8 of 45
8. Question
What colour precipitate will form for an iron(II) ion?
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Question 9 of 45
9. Question
What will happen when adding excess sodium hydroxide to iron(II) ions?
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Question 10 of 45
10. Question
What will happen when adding excess ammonia to iron(II) ions?
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Question 11 of 45
11. Question
What colour precipitate will form for an iron(III) ion?
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Question 12 of 45
12. Question
What will happen when adding excess sodium hydroxide to iron(III) ions?
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Question 13 of 45
13. Question
What will happen when adding excess ammonia to iron(III) ions?
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Question 14 of 45
14. Question
What colour precipitate will form for an aluminium ion?
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Question 15 of 45
15. Question
What will happen when adding excess sodium hydroxide to aluminium ions?
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Question 16 of 45
16. Question
What will happen when adding excess ammonia to aluminium ions?
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Question 17 of 45
17. Question
What colour precipitate will form for a zinc(II) ion?
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Question 18 of 45
18. Question
What will happen when adding excess sodium hydroxide to zinc(II) ions?
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Question 19 of 45
19. Question
What will happen when adding excess ammonia to zinc(II) ions?
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Question 20 of 45
20. Question
What colour precipitate will form for a magnesium ion?
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Question 21 of 45
21. Question
What will happen when adding excess sodium hydroxide to magnesium ions?
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Question 22 of 45
22. Question
What will happen when adding excess ammonia to magnesium ions?
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Question 23 of 45
23. Question
What are the definition of cations?
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Question 24 of 45
24. Question
What type of ions are cations?
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Question 25 of 45
25. Question
What will happen when adding excess sodium hydroxide to copper(II) ions?
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Question 26 of 45
26. Question
What will happen when adding excess sodium hydroxide to iron(II) ions?
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Question 27 of 45
27. Question
What will happen when adding excess sodium hydroxide to iron(III) ions?
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Question 28 of 45
28. Question
What will happen when adding excess sodium hydroxide to magnesium ions?
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Question 29 of 45
29. Question
What will happen when adding excess sodium hydroxide to aluminium ions?
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Question 30 of 45
30. Question
How else can you test for metal cations?
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Question 31 of 45
31. Question
How can you test for metal cations?
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Question 32 of 45
32. Question
When testing for metal cations with sodium hydroxide what type of observation is seen?
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Question 33 of 45
33. Question
What colour precipitate will form for an aluminium ion?
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Question 34 of 45
34. Question
What colour precipitate will form for a zinc(II) ion?
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Question 35 of 45
35. Question
What colour precipitate will form for a magnesium ion?
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Question 36 of 45
36. Question
What colour precipitate will form for a copper(II) ion?
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Question 37 of 45
37. Question
What colour precipitate will form for an iron(II) ion?
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Question 38 of 45
38. Question
What colour precipitate will form for an iron(III) ion?
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Question 39 of 45
39. Question
What will happen when adding excess sodium hydroxide to zinc(II) ions?
CorrectIncorrect -
Question 40 of 45
40. Question
What will happen when adding excess ammonia to copper(II) ions?
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Question 41 of 45
41. Question
What will happen when adding excess ammonia to iron(II) ions?
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Question 42 of 45
42. Question
What will happen when adding excess ammonia to iron(III) ions?
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Question 43 of 45
43. Question
What will happen when adding excess ammonia to magnesium ions?
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Question 44 of 45
44. Question
What will happen when adding excess ammonia to aluminium ions?
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Question 45 of 45
45. Question
What will happen when adding excess ammonia to zinc(II) ions?
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