Complete the sentences about hydrocarbons and the fractions obtained from crude oil.
As the molecular size of the hydrocarbons in a fraction increases, their flammability .....
Compared to petrol, the boiling point of diesel is .....
When a hydrocarbon fuel undergoes incomplete combustion in a limited supply of air, the toxic gas produced is .....
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.