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Which would show an absorption band at a larger
Chapter 14, Problem 24P(choose chapter or problem)
QUESTION:
Problem 24P
Which would show an absorption band at a larger wavenumber: a carbonyl group bonded to an sp3 carbon or a carbonyl group bonded to an sp2 carbon?
Questions & Answers
QUESTION:
Problem 24P
Which would show an absorption band at a larger wavenumber: a carbonyl group bonded to an sp3 carbon or a carbonyl group bonded to an sp2 carbon?
ANSWER:
Solution 24P
When the carbonyl group bonded to carbon then it shows an absorption band at a larger wavenumber. When the same carbonyl group bonded to a carbon then it shows an absorption band at a lower wavenumber. This can be explained by the following example.
Example; Let us consider the two compounds cyclohexanone and 2-cyclohexenone.