The Smallest Carboxylic Acids

Chemistry: AQA GCSE Higher, topic 7.2.10

The 4 Smallest Carboxylic Acids

The smallest 4 carboxylic acids, in ascending (increasing) order are:

Methanoic acid

Methanoic acid

  • Methanoic acid has the formula HCOOH.
Ethanoic acid

Ethanoic acid

  • Ethanoic acid has the formula CH3COOH.
Propanoic acid

Propanoic acid

  • Propanoic acid has the formula CH3CH2COOH.
Butanoic acid

Butanoic acid

  • Butanoic acid has the formula CH3CH2CH2COOH.

Test yourself on The Smallest Carboxylic Acids

  • What are the four smallest carboxylic acids?

  • Which carboxylic acid has the formula HCOOH?

  • Which carboxylic acid is bigger?

  • Which carboxylic acid has one more CH2 group in its formula than propanoic acid?

  • Which statement is correct?

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