Make (and justify) assignments for the vibrations observed in the IR spectra

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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The molecule is CH3CN

A
0.0633
0.060
0.055
0.050
0.045
0.040
0.035
0.030
0.025
0.020
0.015
0.010
0.005
0.000
-0.0039
4000.0
ACII.sp
3600
3165.08
3200
2945.01
3001.97
2800
229346
2400
2000
1800
cm-1
1600
1375.66
1442.96
1400
1200
1038.98
1000
918.23
749.97
800
460.36
650.0
Transcribed Image Text:A 0.0633 0.060 0.055 0.050 0.045 0.040 0.035 0.030 0.025 0.020 0.015 0.010 0.005 0.000 -0.0039 4000.0 ACII.sp 3600 3165.08 3200 2945.01 3001.97 2800 229346 2400 2000 1800 cm-1 1600 1375.66 1442.96 1400 1200 1038.98 1000 918.23 749.97 800 460.36 650.0
5. Make (and justify) assignments for
the vibrations observed in the IR
spectra
Transcribed Image Text:5. Make (and justify) assignments for the vibrations observed in the IR spectra
Expert Solution
Step 1: Write the definition of infrared spectrum

And infrared spectrum is a plot of percentage transmittance or absorbance versus stretching frequency. Interpretation of infrared spectrum gives information about the different functional groups present in an organic molecule.

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