14.73 Esters contain two C-O bonds and therefore will produce two separate stretching signals in the fingerprint region of an IR spectrum. One of these signals typically appears at approximately 1000 cm-1, while the other appears at approximately 1300 cm¹. Predict which of the two C-O bonds produces the higher energy signal. Using princi- ples that we learned in this chapter (factors that affect the wavenumber of absorption), offer two separate explanations for your choice. ma

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I,m not sure how to answer this because they are both C-H bonds so they have the same mass. I thought the stronger the bond, the higher the wavenumber? how does wavenumber relate to energy?

14.73 Esters contain two C-O bonds and therefore will produce two
separate stretching signals in the fingerprint region of an IR spectrum.
One of these signals typically appears at approximately 1000 cm-1,
while the other appears at approximately 1300 cm¹. Predict which of
the two C-O bonds produces the higher energy signal. Using princi-
ples that we learned in this chapter (factors that affect the wavenumber
of absorption), offer two separate explanations for your choice.
Transcribed Image Text:14.73 Esters contain two C-O bonds and therefore will produce two separate stretching signals in the fingerprint region of an IR spectrum. One of these signals typically appears at approximately 1000 cm-1, while the other appears at approximately 1300 cm¹. Predict which of the two C-O bonds produces the higher energy signal. Using princi- ples that we learned in this chapter (factors that affect the wavenumber of absorption), offer two separate explanations for your choice.
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