Thu January 27, 2011 By: Avirbhaw Rakesh

ethanoic acid has only 1 carbon atom then how is it called ethanoic acid?

Expert Reply
Thu January 27, 2011
Dear Student
According to IUPAC nomenclature we have to count number of carbon atoms and name the acid. So the carbon of the functional group COOh is also included. For example HCOOH is methanoic acid and CH3COOH is ethanoic acid.
We hope that clarifies your query.
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