IR wavenumbers
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What is the absorption range for C-H in Alkanes?
2850-2960 cm-¹, Medium intensity.
What is the absorption range for N-H in Amines?
3300-3500 cm¹, Medium intensity.
What absorption range is associated with C=O in Carbonyl compounds?
1670-1780 cm¹, Strong intensity.
What is the characteristic absorption range for C=C in Alkenes?
1640-1680 cm¹, Medium intensity.
What absorption range do C-H bonds in Alkynes have?
3300 cm¹, Strong intensity.
What is the absorption range for O-H in Carboxylic acids?
2500-3100 cm¹, Strong and broad.
What functional group has an absorption range of 600-800 cm¹?
Alkyl halide (C-Cl).
What is the intensity of the CN bond in Nitriles?
Medium intensity.
What absorption range characterizes the C-O bond in Alcohols?
1050-1150 cm¹, Strong intensity.
What is the absorption range for the aromatic C-H in Arene?
3030 cm¹, Weak intensity.
What functional group has a strong absorption at 1540 cm¹?
Nitro group (NO2).
What absorption range corresponds to the C=C in Aromatic rings?
1660-2000 cm¹, Weak intensity.
Note 
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