Edexcel International GCSE Science Samples

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1. What is the functional group in a carboxylic acid? (1 mark) 2. a) What is the name of the carboxylic acid with three carbon atoms in the ­molecule? (1 mark) b) Draw the structural formula of this carboxylic acid with three carbon atoms. (1 mark) 3. a) What would you observe when solid sodium carbonate is added to an aqueous solution of ethanoic acid? (3 marks)

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b) Write a balanced equation for this reaction. (2 marks)

INTERNATIONAL GCSE: CHEMISTRY

End of topic questions

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