fuels

study of compounds of carbon

compound that contains only hydrogen and carbon

• 1. methane
• 2. ethane
• 3. propane
• 4.butane
• 5.pentane
• 6.hexane
• 7.heptane
• 8.octane
• 9.nonane
• 10.decane

shows how the atoms of the compound are arranged relative to one another

C_nH_2n+2

compounds with the same molecular formula but different structural formulas

C₂H₅

CH₃

C₃H₇

alkenes, alkynes

organic compound that consists of open chains of carbon atoms and closed chain compounds (rings) that resemble them in chemical properties

compounds that contain a benzene ring structure in their molecules

measure of the tendency of the fuel to resist knocking

early exploding of the petrol-air mixture

breaking down of long-chain hydrocarbon molecules into short-chain molecules for which there is greater demand