Aromatics • Due to the delocalization of electrons in the ring, where the bond order between carbons is 1 %, the stretching frequency for these bonds is slightly lower in energy than normal C=C • These bonds show up as a pair of sharp bands, 1500 (s) & 1600 cm-1 (m), where the lower frequency band is stronger • •C-H bonds off the ring show up similar.to vinyl C-H at 3000- 3100 cm-1 (m)
Aromatics • Due to the delocalization of electrons in the ring, where the bond order between carbons is 1 %, the stretching frequency for these bonds is slightly lower in energy than normal C=C • These bonds show up as a pair of sharp bands, 1500 (s) & 1600 cm-1 (m), where the lower frequency band is stronger • •C-H bonds off the ring show up similar.to vinyl C-H at 3000- 3100 cm-1 (m)
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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explain me the concept
![Aromatics
• Due to the delocalization of
electrons in the ring, where the
bond order between carbons is 1
½, the stretching frequency for
these bonds is slightly lower in
energy than normal C=C
• These bonds show up as a
pair of sharp bands, 1500 (s) &
1600 cm-1 (m), where the lower
frequency band is stronger
• • C-H bonds off the ring show
up similar to vinyl C-H at 3000-
3100 cm-1 (m)
CS Scanned with CamScanner](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3626a8b8-545e-40de-96fe-d72df53f2c0e%2Fc308eb72-c2da-42b4-a8e8-59609d2fcc0d%2Fhdy97ng_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Aromatics
• Due to the delocalization of
electrons in the ring, where the
bond order between carbons is 1
½, the stretching frequency for
these bonds is slightly lower in
energy than normal C=C
• These bonds show up as a
pair of sharp bands, 1500 (s) &
1600 cm-1 (m), where the lower
frequency band is stronger
• • C-H bonds off the ring show
up similar to vinyl C-H at 3000-
3100 cm-1 (m)
CS Scanned with CamScanner
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