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2
Spectroscopy Problems
Copyright © 2017 Pearson Education, Inc.
3.
The mass spectra of pentane and isopentane are shown here. Determine which spectrum belongs to which
compound.
0
20
10 15 20 25 30 35 40 45 50 55 60 65 70 75
43
29
57
72
m/z
40
60
Relative Intensity
80
100
0
20
10 20 30
29
43
57
72
40 50 60 70 80 90 100 110 120
m/z
40
60
Relative Intensity
80
100