Q12 of 312 Page 239

What is the common name of:

(a) methanoic acid, and (b) ethanoic acid?

(a) The common name of methanoic acid is formic acid.

(b) The common name of ethanoic acid is acetic acid.



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10 Write the name and chemical formula of the simplest organic acid. 11 Write the IUPAC names, common names and formulae of the first two members of the homologous series of carboxylic acids. 13 Draw the structure for the following compounds:

(a) Ethanoic acid (b) Propanoic acid

 14 Give the common names and IUPAC names of the following compounds:

(a) HCOOH


(b) CH3COOH