Essential Chemistry for IGCSE - The Variety Of Organic Chemicals (Section 3 - No. 41)
Which of the following is a characteristic of the homologous series of carboxylic acids?
They all have the same molecular formula.
They all contain the -OH functional group.
They all contain the -COOH functional group.
They all react with chlorine.
Explanation
All carboxylic acids contain the -COOH functional group.
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