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H NMR

Last updated: 27/02/2020

Edexcel A-Level Chemistry Modern analytical techniques II H NMR

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Question 1 of 20

1. Question
What is being examined within proton NMR?
- $^1 H nucleus$
- $^2 H nucleus$
- $^{13} C nucleus$
- $^{13} C nucleus$
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Question 2 of 20

2. Question
What type of atoms are examined within proton NMR?
- Hydrogen atoms
- Carbon atoms
- Nitrogen atoms
- Oxygen atoms
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Question 3 of 20

3. Question
What standard compound for H NMR?
- TMS
- HCN
- Oxygen
- Water
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Question 4 of 20

4. Question
What is the relative shift patterning within NMR dependant on?
- Proton environment
- Carbon environment
- Number of atoms
- Number of peaks
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Question 5 of 20

5. Question
Within H NMR what is the area under the peaks relative to?
- Number of hydrogen atoms on each carbon
- Number of protons
- Number of hydrogen environments
- Number of carbon environments
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Question 6 of 20

6. Question
What is the definition of spin-spin coupling?
- When peaks are split into different patterns
- When there are a large number of peaks
- When there is a limited number of peaks
- When there are no peak patterns
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Question 7 of 20

7. Question
What does the spin-spin splitting within H NMR help achieve?
- The structure of a compound
- The type of compound it is
- The number of carbon atoms in a compound
- The number of atoms in a compound
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Question 8 of 20

8. Question
What information does spin-spin coupling provide when looking at an H NMR?
- The number of neighbouring hydrogen atoms
- The number of neighbouring carbon atoms
- The number of hydrogen atoms
- The number of carbon atoms
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Question 9 of 20

9. Question
What rule is used when working out spin-spin splitting patterning?
- n + 1
- n – 1
- 2n + 1
- n + 2
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Question 10 of 20

10. Question
Within the n + 1 rule, what does the n stand for?
- The number of hydrogens on an adjacent carbon atom
- The number of carbon atoms
- The number of hydrogen atoms attached to one carbon atom
- The number of atoms attached to one carbon atom
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Question 11 of 20

11. Question
What is the definition of the integration race?
- The ratio of the peak areas
- The number of peaks
- The ratio of hydrogen atoms
- The ratio of hydrogen atoms
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Question 12 of 20

12. Question
How many adjacent hydrogens are there for a carbon atom with a single H NMR peak?
- 0
- 1
- 2
- 3
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Question 13 of 20

13. Question
How many adjacent hydrogens are there for a carbon atom with a doublet H NMR peak?
- 1
- 0
- 2
- 3
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Question 14 of 20

14. Question
How many adjacent hydrogens are there for a carbon atom with a triplet H NMR peak?
- 2
- 3
- 1
- 0
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Question 15 of 20

15. Question
How many adjacent hydrogens are there for a carbon atom with a quartet H NMR peak?
- 3
- 2
- 1
- 0
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Question 16 of 20

16. Question
How many peaks will be shown on a proton NMR spectrum of methanol?
- 2
- 1
- 3
- 4
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Question 17 of 20

17. Question
How many peaks will be shown on a proton NMR spectrum of methanol?
- 4
- 3
- 2
- 1
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Question 18 of 20

18. Question
How many peaks will be shown on a proton NMR spectrum of 3-methybutanoic acid?
- 4
- 3
- 2
- 1
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Question 19 of 20

19. Question
How many peaks will be shown on a proton NMR spectrum of ethanol?
- 3
- 4
- 1
- 2
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Question 20 of 20

20. Question
How many peaks will be shown on a proton NMR spectrum of butanol?
- 4
- 3
- 2
- 1
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