Core practical 5 – Investigate the oxidation of ethanol
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Question 1 of 32
1. Question
What type of reaction turns alcohols into a carboxylic acid?
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Question 2 of 32
2. Question
How long should the mixture be heated under reflux for during experiment 1?
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Question 3 of 32
3. Question
What type of reaction turns alcohols into a ketone?
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Question 4 of 32
4. Question
What type of flame should the mixture be heated with during experiment 1?
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Question 5 of 32
5. Question
What type of measuring cylinder should be used?
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Question 6 of 32
6. Question
Which of the following should be added to the mixture during experiment 1?
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Question 7 of 32
7. Question
What type of flask should be used?
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Question 8 of 32
8. Question
How much sodium dichromate should be used during experiment 2?
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Question 9 of 32
9. Question
What type of round-bottomed flask should be used?
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Question 10 of 32
10. Question
How much sulfuric acid should be used during experiment 2?
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Question 11 of 32
11. Question
What is the number of moles of ethanol during this experiment?
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Question 12 of 32
12. Question
What type of beaker should be used?
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Question 13 of 32
13. Question
What is the number of moles of sodium dichromate during this experiment?
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Question 14 of 32
14. Question
What type of pipette should be used?
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Question 15 of 32
15. Question
What is one hazard when using ethanol within an experiment?
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Question 16 of 32
16. Question
What concentration of sodium dichromate should be used?
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Question 17 of 32
17. Question
What is one hazard when using sulfuric acid within an experiment?
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Question 18 of 32
18. Question
What concentration of sulfuric acid should be used?
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Question 19 of 32
19. Question
What is one hazard when using sodium carbonate within an experiment?
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Question 20 of 32
20. Question
What concentration of sulfuric acid should be used?
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Question 21 of 32
21. Question
What is one hazard when using universal indicator within an experiment that mixes it with ethanol and water?
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Question 22 of 32
22. Question
How much sodium dichromate should be used during experiment 1?
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Question 23 of 32
23. Question
How much ethanol should be used during experiment 2?
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Question 24 of 32
24. Question
What should the sodium dichromate be added to?
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Question 25 of 32
25. Question
What is formed when ethanol is heated with acidified sodium dichromate?
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Question 26 of 32
26. Question
What should be added to the round-bottomed flask?
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Question 27 of 32
27. Question
What reaction conditions are needed for an alcohol to undergo complete oxidation?
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Question 28 of 32
28. Question
How much sulfuric acid should be used during experiment 1?
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Question 29 of 32
29. Question
What other product is formed during the oxidation of alcohols?
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Question 30 of 32
30. Question
How much ethanol should be used during experiment 1?
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Question 31 of 32
31. Question
What type of reaction turns alcohols into an aldehyde?
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Question 32 of 32
32. Question
What should the round-bottomed flask be placed in?
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