Biodiesel consists of fatty acid methyl esters, while petroleum diesel consists primarily of alkanes. Both alkanes and methyl esters form distinct homologous series.
State two defining features of a homologous series.
Practise Edexcel GCSE Chemistry Fuels with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.