Match the four structures with the four IR spectra (by putting a proper letter in the box to the right of each spectrum). Use specific IR absorptions for various functional groups to identify the structures. Circle the important peaks in each spectrum that helped you identify the functional group(s) and label the functional group beside it. The first spectrum is of this structure ________________________________ The second spectrum is of this structure ________________________________ The last spectrum is of this structure ________________________________

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Match the four structures with the four IR spectra (by putting a proper letter in the box to the right of each spectrum). Use specific IR absorptions for various functional groups to identify the structures. Circle the important peaks in each spectrum that helped you identify the functional group(s) and label the functional group beside it.

The first spectrum is of this structure ________________________________

The second spectrum is of this structure ________________________________

The last spectrum is of this structure ________________________________

 

For your convenience, the candidate structures are shown here again:
OH
A.
В.
C.
D.
NH2
F.
G.
Н.
90
80
70
60
50
40
30
20
10
4000
3500
3000
2500
2000
1500
1000
500
Wavenumbers (cm-1)
90
80
70
60
50-
40
30
20
10 -
4000
3500
3000
2500
2000
1500
1000
500
Wavenumbers (cm-1)
%Transmittance
%Transmittance
E.
3066.32
2228.70
1711.05
1459.83-
1416.04
1489.64
1380.80
1288.24
1229.77
1111.78
1070.73
1046 37
1025.73
724.85
688.35
* 86 999
633.84
478.27
Transcribed Image Text:For your convenience, the candidate structures are shown here again: OH A. В. C. D. NH2 F. G. Н. 90 80 70 60 50 40 30 20 10 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) 90 80 70 60 50- 40 30 20 10 - 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) %Transmittance %Transmittance E. 3066.32 2228.70 1711.05 1459.83- 1416.04 1489.64 1380.80 1288.24 1229.77 1111.78 1070.73 1046 37 1025.73 724.85 688.35 * 86 999 633.84 478.27
90
80
70
60-
50
40
30
20
10-
-0-
4000
3500
3000
2500
2000
1500
1000
500
Wavenumbers (cm-1)
% Transmittance
3332.45
3020.37
2933.42
1444.34
1378.34
1055.72
966 40
Transcribed Image Text:90 80 70 60- 50 40 30 20 10- -0- 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) % Transmittance 3332.45 3020.37 2933.42 1444.34 1378.34 1055.72 966 40
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