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Unformatted text preview: n would be predicted for
the C=O group of 2-butenone?
A. 1686 cm-1 A
F 2928 cm-1 3071 cm-1 3311 2928 cm-1 3311 cm-1 3071 cm-1 3071 cm-1 2928 cm-1 3311 cm-1 cm-1 cm-1 cm-1 3071 3311 B. 1728 cm-1 cm-1 2928 3311 cm-1 3071 cm-1
2928 cm-1 2-butenone
C=O = ???? cm-1 2928 cm-1 3311 cm-1 butanone
C=O = 1710 cm-1 3071 cm-1 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
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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
- Organic chemistry