IR Spectroscopy Test Questions with Answers Rated A

IR Spectroscopy Test Questions with Answers Rated A
The O-H bond in Alcohols

IR frequency (cm-1) The O DB C in aldehydes
Vibration type - -2400
O-H stretching IR frequency (cm-1)
Vibration type - -1700
C DB O stretching
The O-H bond in carboxylic acid

IR frequency (cm-1) The O DB C in ketones
Vibration type - -2500-3300 (br)
O-H stretching IR frequency (cm-1)
Vibration type - -1700
C DB O stretching
The N-H bond in Amines

IR frequency (cm-1) The O DB C in esters
Vibration type - -3300
N-H stretching IR frequency (cm-1)
Vibration type - -1700
C DB O stretching
The C-H bond in Alkynes

IR frequency (cm-1) The O DB C in carboxylic acids
Vibration type - -3300
C-H stretching IR frequency (cm-1)
Vibration type - -1700
C DB O stretching
The C-H bond in Alkenes

IR frequency (cm-1) The C DB C in alikeness and aromatic compounds
Vibration type - -3100
C-H stretching IR frequency (cm-1)
Vibration type - -1600-1640
C DB C stretching
The C-H bond in Alkanes

IR frequency (cm-1) The C-O bond in alcohols
Vibration type - -2900
C-H stretching IR frequency (cm-1)
Vibration type - -1100
C-O stretching
The C TB C in Alkynes

IR frequency (cm-1) Describe an IR spectrum of an alkane - -
Vibration type - -2200
C TB C stretching
Describe an IR spectrum of an alkene - -

The C TB N in nitriles
Describe an IR spectrum of an alkyne - -
IR frequency (cm-1)
Vibration type - -2240
C TB N stretching
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