C1 Topic 5: Fuels This topic looks at: Combustion Crude oil Label this diagram and explain how it works. Explain why the boiling points of the fractions are important What is acid rain and how is it formed? What is climate change and how does it happen? Keywords: Fossil fuel, crude oil, boiling point, viscosity, ignition, fractions What is the difference between complete and incomplete combustion. Balancing Equations Write a balanced equation for the complete combustion of methane Write a balanced equation for the complete combustion of propane Write a word equation for the incomplete combustion of methane Keywords: complete, incomplete, oxygen, carbon monoxide

C1 Topic 5: Fuels Number of carbons Alkane (Saturated) This topic looks at: Alternative fuels Polymers and cracking Fill in the table below Number of carbons Alkane (Saturated) Alkene (Unsaturated) 1 2 3 Propane 4 5 6 What are the advantages and disadvantages of Biofuel and hydrogen? Advantages Disadvantages What are Hydrocarbons? Why do we need to crack molecules of hydrocarbons? Finish the equation for cracking C8H18  C2H4 + Keywords: hydrogen, carbon, single bond, double bond, saturated, unsaturated What is polymerisation? Complete the polymerisation of ethene What are the three ways we dispose of polymers and what are the advantages of these methods of disposal Keywords: global warming, limewater, soot