Look at the following molecule with some hydrogen atoms labeled and answer the next five questions. HC HE HA HB HD 46. (2 pts) Which hydrogen has the highest chemical shift in NMR? BHB C. HC A. HA D. HD 47. (2 pts) What is the expected integration of the HE peak in the NMR spectrum? A. 1 B. 2 C. 3 D4 48. (2 pts) What is the expected integration of the H peak in the NMR spectrum? A. 1 C. 3 D. 4 49. (2 pts) What is the expected multiplicity of the HE peak in the NMR spectrum? ASinglet B. 2 B. Doublet B. Doublet C. Triplet 50. (2 pts) What is the expected multiplicity of the HA peak in the NMR spectrum? A. Singlet C. Triplet D. Quartet D. Quartet E. HE E. None of the above E. None of the above E. None of the above E. None of the above
Look at the following molecule with some hydrogen atoms labeled and answer the next five questions. HC HE HA HB HD 46. (2 pts) Which hydrogen has the highest chemical shift in NMR? BHB C. HC A. HA D. HD 47. (2 pts) What is the expected integration of the HE peak in the NMR spectrum? A. 1 B. 2 C. 3 D4 48. (2 pts) What is the expected integration of the H peak in the NMR spectrum? A. 1 C. 3 D. 4 49. (2 pts) What is the expected multiplicity of the HE peak in the NMR spectrum? ASinglet B. 2 B. Doublet B. Doublet C. Triplet 50. (2 pts) What is the expected multiplicity of the HA peak in the NMR spectrum? A. Singlet C. Triplet D. Quartet D. Quartet E. HE E. None of the above E. None of the above E. None of the above E. None of the above
Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
ChapterL4: Proton (1h) Nmr Spectroscopy
Section: Chapter Questions
Problem 4CTQ
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Transcribed Image Text:Look at the following molecule with some hydrogen atoms labeled and answer the next five questions.
HC
HE
HA
HB
HD
46. (2 pts) Which hydrogen has the highest chemical shift in NMR?
BHB
C. HC
A. HA
D. HD
47. (2 pts) What is the expected integration of the HE peak in the NMR spectrum?
A. 1
B. 2
C. 3
D4
48. (2 pts) What is the expected integration of the H peak in the NMR spectrum?
A. 1
C. 3
D. 4
49. (2 pts) What is the expected multiplicity of the HE peak in the NMR spectrum?
ASinglet
B. 2
B. Doublet
B. Doublet
C. Triplet
50. (2 pts) What is the expected multiplicity of the HA peak in the NMR spectrum?
A. Singlet
C. Triplet
D. Quartet
D. Quartet
E. HE
E. None of the above
E. None of the above
E. None of the above
E. None of the above
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