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Nuclear Magnetic Resonance interview questions
Nuclear Magnetic Resonance interview questions
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Total Questions: 5
1. The nuclei with a spin quantum number greater than _______ can exhibit the NMR phenomenon.
A. 0
B. 5
C. 10
D. -5
Show Correct Answer
Correct Answer is :
0
2. The number of different orientations which a magnetic nucleus can take is
A. 2I
B. 2I-1
C. 2I+1
D. 4I
Show Correct Answer
Correct Answer is :
2I+1
3. Number of NMR signals obtained in CH3COCH3 will be
A. 6
B. 3
C. 2
D. 1
Show Correct Answer
Correct Answer is :
1
4. Select the incorrect statement from the following option.
A. TMS stands for tetra methyl silane
B. All the hydrogen in TMS have the same chemical shift
C. TMS has a high boiling point, so it is not easily lost when holding the NMR sample
D. TMS is relatively unreactive with most functional groups
Show Correct Answer
Correct Answer is :
TMS has a high boiling point, so it is not easily lost when holding the NMR sample
5. In how many ways –CH3 protons can couple with the protons on adjacent carbon atom relative to the external field.
A. 1
B. 2
C. 3
D. 4
Show Correct Answer
Correct Answer is :
4
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