Science 0.0 / 5 ? ScienceChemistryGCSEAQA Created by: Elliott.03Created on: 13-09-19 14:49 What is the solution for alkanes ? CnH2n+2 1 of 6 What is complete combustion and what is the product of it? This is when the fuel burns completely in oxygen. The product of this is carbon dioxide 2 of 6 What is incomplete combustion and what is the product of it? This is when fuels burn in a limited volume of oxygen. The product of this is carbon monoxide. 3 of 6 What is fractional distillation? The method used to separate crude oil into useful substances called fractions in a fractioning column. 4 of 6 Which hydrocarbons are more useful? The hydrocarbons with shorter chains are more useful as they are more reactive and less viscous. 5 of 6 Where does crude oil come from? Crude oil is made from dead plankton that has been put under severe pressure for many years, then causing it to turn into crude oil. 6 of 6
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