WorksheetsCarboxylic acids
Total questions: 9
Worksheet time: 5mins
What is the characteristic functional group of carboxylic acids?
Carbonyl
Hydroxyl
Carbon
Carboxyl
name this diagram:
ethanol
ethanoic acid
methyl methanoate
Formic acid
Which is the correct order of boiling points of carboxylic acids, from the lowest to the highest?
methanoic acid, ethanoic acid, butanoic acid, propanoic acid
methanoic acid, propanic acid, butanoic acid, ethanoic acid
methanoic acid, ethanoic acid, propanoic acid, butanoic acid
ethanoic acid, methanoic acid, propanoic acid, butanoic acid
General formula of carboxylic acids is:
CnH2n+1OH
CnH2nCOOH
CnH2n+1COOH
CnH2n+2COOH
Carboxylic acids are:
strong acids which ionise fully in aqueous solution
strong acids which ionise partially aqueous solution
weak acids which ionise fully in aqueous solution
weak acids which ionise partially in aqueous solution
Carboxylic acids react with reactive metals to give:
salt and oxygen gas
salt, carbon dioxide and water
salt and hydrogen gas
carbon dioxide and water
Acetic acid is found mainly in:
detergents
lemons
vinegar
butter
Methanoic acid reacts with magnesium carbonate to give:
magnesium methanate, carbon dioxide and water
magnesium methanoate, carbon dioxide and water
magnesium, carbon dioxide and water
carbon dioxide and water
Propanoic acid reacts with potassium hydroxide to give:
potassium propanoate and water only
potassium propanate and water only
potassium propanoate and hydrogen gas only
potassium propanate and hydrogen gas only
