alleryIUPAC name of CH₃CHO:
AEthanal (acetaldehyde)
BMethanol
CMethanal
DPropanal
Answer & Solution
Correct answer: A. Ethanal (acetaldehyde)
CH₃CHO = ethanal (2-C aldehyde).
**IUPAC:** replace -e of alkane with -al. HCHO = methanal (formaldehyde); CH₃CHO = ethanal.
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