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Unformatted text preview: n would be predicted for
the C=O group of 2butenone?
A. 1686 cm1 A
B
C
D
E
F 2928 cm1 3071 cm1 3311 2928 cm1 3311 cm1 3071 cm1 3071 cm1 2928 cm1 3311 cm1 cm1 cm1 cm1 3071 3311 B. 1728 cm1 cm1 2928 3311 cm1 3071 cm1
2928 cm1 2butenone
C=O = ???? cm1 2928 cm1 3311 cm1 butanone
C=O = 1710 cm1 3071 cm1 energy sp3
sp2 sp 2 The energy required to excite a vibration depends upon the
strength of the bond and the mass of the atoms. How do the resonance
structures of these two
compounds d...
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This note was uploaded on 10/05/2011 for the course CHE 321 taught by Professor Fowler/sampson during the Spring '08 term at SUNY Stony Brook.
 Spring '08
 Fowler/Sampson
 Organic chemistry

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