BRAINCAKEInfra Red Spectrum - 1
Infrared spectrum 1: ethanol, CH3CH2OH
When reading a spectrum, start with the region above 1500 cm-1, where the absorptions identify functional groups. Then check the fingerprint region only if you need to compare with a known spectrum.
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Key terms in this lesson
- hydrogen bond
- A strong dipole attraction between a lone pair on a highly electronegative N, O or F atom and an H atom bonded to N, O or F.
- aldehyde
- An organic compound containing the -CHO group, in which a carbon-oxygen double bond lies at the end of the carbon chain.
- ketone
- An organic compound containing a C=O group bonded to two carbon atoms within the chain.
- carboxylic acid
- An organic compound containing the -COOH functional group.
More in Infra-red Spectroscopy
- Infra Red Spectroscopy
- Characteristic Absorptions
- Infra Red Spectrum - 2
- Infra Red Spectrum - 3
- Infra Red Spectrum - 4
- Infra Red Spectrum - 5
- Infra Red Spectrum - 6
- Infra Red Spectrum - 7
All 10 lessons in Infra-red Spectroscopy · All Edexcel AS-level Chemistry topics