Chemistry 0.0 / 5 ? ChemistryCrude oil, cracking and hydrocarbonsGCSEAQA Created by: 6sellswCreated on: 06-05-19 15:02 Hydrocarbon Molecule of carbon and hydrogen eg Ethane C2H6 1 of 20 Alkanes Simplest forms of hydrocarbons 2 of 20 Saturated Alkanes All atoms have formed as many bonds as they can 3 of 20 General Formula for Alkanes Cn H2n+2 4 of 20 Length of carbon change determines .... Viscocity, Boiling point, Flammability 5 of 20 Boiling point Temperature at which it vaporises or condenses 6 of 20 Flammability How easily something ignites 7 of 20 Oxidise hydrocarbon Carbon dioxide and water 8 of 20 Methane CH4 9 of 20 Ethane C2H6 10 of 20 Propane C3H8 11 of 20 Butane C4H10 12 of 20 Pentane C5H12 13 of 20 Hexane C6H14 14 of 20 Heptane C7H16 15 of 20 Octane C8H18 16 of 20 Nonane C9H20 17 of 20 Crude oil Mixture of compounds including hydrocarbons - fossil fuel 18 of 20 Fractional distillation Seperation of liquids in to fractions by their boiling point 19 of 20 Fractionating column High temperature at the bottom, low temperature at the top 20 of 20
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