7. Which of the following alkyl groups would show the multiplet pattern depicted in the diagram?
Organic Chemistry Practice Multiple Choice Question Set 3
| 1. Which of the following nuclei will have a magnetic moment? | ||
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| 2. How many absorptions
will the following compound have in its carbon NMR spectrum?
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| (a) | 3 | |
| (b) | 4 | |
| (c) | 5 | |
| (d) | 6 | |
| 3. The CMR spectrum of an unknown compound shows 6 absorptions and the PMR spectrum shows 5 absorptions. Which of the following compounds is the unknown compound? | ||
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| 4. The CMR spectrum of an unknown compound shows 4 absorptions and the PMR spectrum shows 4 absorptions. Which of the following compounds is the unknown compound? | ||
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| 5. What is the
multiplicity expected in the hydrogen NMR spectrum for the hydrogen atoms
marked by a "star" in the following compound?
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| (a) | singlet | |
| (b) | triplet | |
| (c) | quartet | |
| (d) | heptet | |
| 6. Which of the
following compounds best fits the PMR spectrum shown below. The table
shows the chemical shift for groups attached to a bromine atom or a cyano
group measured to the center of the multiplet.
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7. Which of the following alkyl groups would show the multiplet pattern depicted in the diagram?
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Copyright © August 2000 by Richard C. Banks...all rights reserved.
