chem test
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Aldehydes are a class of organic compounds that contain the CHO
functional group.
The table shows the name and formulae of the first few
aldehydes:
Name Formula
Methanal HCHO
Ethanal CH3CHO
Propanal CH3CH2CHO
Butanal CH3CH2CH2CHO
(a) Write down the chemical name and formula of the fifth member of
aldehyde.[2]
(b) What is the molecular formula of the fifth member?[1](c)
Suggest a general formula for aldehydes.[1]
(c) Ethanal can be oxidized to ethanoic acid by an oxidizing agent.
Draw the full structural formula of ethanoic acid. [1]
