(a(i))[1]
Name ester Y.
(a(ii))[1]
Deduce the empirical formula of ester Y.
(b)[3]
Complete the dot-and-cross diagram to show how the electrons are arranged in a molecule of ester Y.
(c)[4]
Ester Y is formed when two organic compounds react together. Name the compounds and draw their structures. Include every atom and every bond.
(d(i))[2]
Describe what the term structural isomer means.
(d(ii))[1]
Name a carboxylic acid that is a structural isomer of ester Y.