1.1. Ethyl ethanoate belongs to the homologous series, esters.

Complete the structure of ethyl ethanoate.

1.2. Esters can be used in food flavourings.

Give one other use of esters.

1.3. Explain why ethyl ethanoate cannot be referred to as a hydrocarbon.

1.4. Methyl propanoate can be made by a process called esterification. Use words from the box to complete the sentences about the reaction to produce methyl propanoate.

During the esterification process to produce methyl propanoate, the carboxylic acid ...................................... and the alcohol ........................ react together.

The reaction uses concentrated ..................................  which acts as a catalyst.