Redox titrations
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Question 1 of 20
1. Question
Why are redox reactions used?
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Question 2 of 20
2. Question
How are redox titrations titrated?
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Question 3 of 20
3. Question
Write the equation for the reduction of MnO_4^- ions.
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Question 4 of 20
4. Question
Write the equation for the reaction between Fe^{2+} ions and MnO_4^- ions.
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Question 5 of 20
5. Question
How is the end point found for the reaction of Fe^{2+} ions with MnO_4^- ions?
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Question 6 of 20
6. Question
What colour change occurs at the point of the reaction between Fe^{2+} with MnO_4^-?
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Question 7 of 20
7. Question
Write the equation for the reduction of Cr_2O_7^{2-} ions.
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Question 8 of 20
8. Question
Write the equation for the reaction between Fe^{2+} with Cr_2O_7^{2-}.
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Question 9 of 20
9. Question
Which indicator is used during the titration of potassium dichromate and Fe^{2+}?
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Question 10 of 20
10. Question
What colour is the end point within the titration of potassium dichromate and Fe^{2+} ions?
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Question 11 of 20
11. Question
Write the equation for the oxidation of I^- ions.
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Question 12 of 20
12. Question
What oxidation state of iron, Fe^{2+} or Fe^{3+}, is more stable?
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Question 13 of 20
13. Question
Write the equation for the reduction of Cu^{2+} ions.
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Question 14 of 20
14. Question
What happens to Fe^{2+} when added to air?
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Question 15 of 20
15. Question
Write the equation for the reaction between I^- ions and Cu^{2+} ions.
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Question 16 of 20
16. Question
What colour is the end point within the titration of I^- ions and Cu^{2+} ions?
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Question 17 of 20
17. Question
What colour precipitate is formed within the reaction between I^- ions and Cu^{2+} ions?
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Question 18 of 20
18. Question
Which of the following is an oxidising agent?
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Question 19 of 20
19. Question
Write the equation for the oxidation of Fe^{2+}.
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Question 20 of 20
20. Question
What type of ion is MnO_4^-?
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