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Given: Tables of IR, 1H, and 13C absorptions
Allowed: Calculator
Approx. IR absorptions
Class Group Wavenumber (cm^-1)
Alkane C–H 2850-1960
Alkene C–H 3020-3100
C=C 1640-1680
Alkyne C–H 3300-3320
C≡C 2100-2260
Alcohol O–H 3400-3650
C–O 1050-1200
Ether C–O 1070-1150
Aldehyde C=O 1670-1780
Ketone
Ester
Carboxylic acid
Spectroscopy (~20%)
14.57 Label the indicated IR peak with the proper functional groups of its compound
14.58 Label the indicated IR peaks with the proper functional groups of its compound
Synthesis (~20%)
(Create own problems: changing position of double bond; halide)
Mechanisms (~13%)
Structures (~13%)
Isomers (~13%)
________omers have identical chemical and physical properties,
while ________omers have different properties.
Reactivity (~13%)
Nomenclature (~7%)
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