Use data from the table below of characteristic infra-red absorptions in organic molecules to answer the following
Question:
Use data from the table below of characteristic infra-red absorptions in organic molecules to answer the following question.
One of the three spectra labelled A to c below is produced when ethanal is analysed in an infra-red spectrophotometer:
Which infra-red spectrum is most likely to be produced by ethanal? Give three reasons for your choice.
Transcribed Image Text:
Location alcohols, esters Bond Wavenumber / cm-1 C-0 1000-1300 C=0 aldehydes, ketones, carboxylic acids, esters 1680-1750 0-H hydrogen bonded in carboxylic acids 2500-3300 (broad) primary amines hydrogen bonded in alcohols, phenols N-H 3100-3500 0-H 3230-3550 0-H free 3580-3670
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Acetaldehyde another name for ethanol is a basic organic molecule having the chemical formula CH3CHO ...View the full answer
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Cambridge International AS And A Level Chemistry Coursebook
ISBN: 9781316637739
2nd Edition
Authors: Lawrie Ryan, Roger Norris
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