14. Shown below are the mass spectra (without data tables) of four molecules. (The structure of each molecule is shown on the spectrum.) Mark the [M]* peak for each, and indicate the molecular weight of the molecule. Relative Intensity 100- 20 0-fmrtn 10 100- 8 8 $ & 0- a. 10 b. 20 20 30 40 50 60 m/z m/z 70 80 90 100 100 100- Relative Intensity 80 Relative Intensity 8 20 100- 8 8 9 20 10 15 20 25 30 e 0- -8 35 40 45 50 55 60 65 70 m/z m/z Based on the five mass spectra you have seen, describe how one might identify the [M]* peak (molecular ion peak) on the mass spectrum of an unknown compound.
14. Shown below are the mass spectra (without data tables) of four molecules. (The structure of each molecule is shown on the spectrum.) Mark the [M]* peak for each, and indicate the molecular weight of the molecule. Relative Intensity 100- 20 0-fmrtn 10 100- 8 8 $ & 0- a. 10 b. 20 20 30 40 50 60 m/z m/z 70 80 90 100 100 100- Relative Intensity 80 Relative Intensity 8 20 100- 8 8 9 20 10 15 20 25 30 e 0- -8 35 40 45 50 55 60 65 70 m/z m/z Based on the five mass spectra you have seen, describe how one might identify the [M]* peak (molecular ion peak) on the mass spectrum of an unknown compound.
Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter14: Mass Spectrometry
Section: Chapter Questions
Problem 14.24P
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