A liquid can be separated from a mixture of liquids in a solution by fractional distillation the solution is heated until it boils. Fractional distillation of crude oil refining uses of fractions, methane. Level 2 roughly corresponds to gcse although teachers may find. Gcse science chemistry 91 crude oil and hydrocarbons duration. Fractional distillation of crude oil fractions and useful. Learn about the process of oil distillation in order to create fuels and plastics with bbc bitesize gcse chemistry. They use a fractionating column, which is a giant vertical tank that is very hot at the bottom, and very cool at the top. Fractional distillation title the many hydrocarbons in crude oil may be separated into fractions, each of which contains molecules of a similar size, by evaporating the oil and allowing it to condense at a number of different temperatures. This video explains how crude oil is separated into different fractions using fractional distillation.
Fractional distillation, pages 19, 2301, 263, gcse chemistry. It is formed from the remains of plants and animals which died millions of years ago. Fractional distillation is carried out at oil refineries, for example at phillips 66 on the humber estuary. New aqa gcse chemistry fractional distillation teaching. Requires a demo of fractional distillation using standard distillation apparatus and a mixture of various fractions. Students need to appreciate that crude oil is a very complex mixture of. Petrol and other fuels are produced from it using fractional distillation. Liquids that dissolve in each other are called miscible. Fractional distillation gcse chemistry will we continue to learn about organic chemistry after crude oil has finished. Crude oil is a mixture of a very large number of compounds.
The fractional distillation of crude oil resource rsc education. A fraction of crude oil is a mixture of chemicals in the crude oil that have similar boiling points. Fractional distillation of crude oil the student room. These videos are designed to help you with your gcse science revision. Learn about fuels from crude oil with bitesize gcse combined science ocr gateway.
Scientists have found that heating up crude oil can be used to separate out its different components. Most of the compounds in crude oil consist of molecules made up of hydrogen and carbon atoms only, we call these type of compounds hydrocarbons. Made for the new aqa gcse chemistry specification to be sat summer 2018. In this video, we look at how the hydrocarbons in crude oil are separated by fractional distillation. Crude oil substitute highly flammable and harmful see cleapss hazcard and cleapss recipe book. Fractional distillation of crude oil fractional distillation gcse. Deliberate thought by kevin macleod is licensed under a creative commons attribution licence. Gcse science chemistry 91 fractional distillation of.
Separating crude oil gcse chemistry single science revision. Gcse science chemistry 91 fractional distillation of crude oil duration. Fractional distillation of crude oil gcse secondary science 4 all. Students need to understand how fractional distillation is carried out in. Why is crude oil considered a fossil fuel when it isnt used as a fuel. Students will be able to take rich notes on fractional distillation of crude oil, building on their ks4 knowledge on this topic. Crude oil contains a mixture of different hydrocarbon compounds that boil at different temperatures.
Support site for pearsons edexcel international gcse chemistry books. How crude oil is formed how crude oil is separated using fractional distillation the process of fractional distillation some of the common products of. These tables vary from source to source internet, textbook etc. Cracking is used to convert long alkanes into shorter, more. Fractional distillation separates a mixture into a number of different parts, called fractions a tall fractionating column is fitted above the mixture, with. Fractional distillation separates a mixture into a number of different parts, called fractions. Fractional distillation of crude oil, pages 1445, gcse combined science trilogy. What is fractional distillation fractional distillation is a separation technique that is used for liquids that dissolve in each other. Petrol and other fuels are produced from it by fractional distillation. In this gcse organic chemistry revision video, hazel discusses fractional distillation and provides a background into crude oil. The teacher will be able to quickly assess students understanding of fractional distillation of crude oil by carrying our mini afl tasks either on mini white boards or in students books. The many hydrocarbons in crude oil may be separated into fractions, each of which contains molecules of a similar size, by evaporating the oil and allowing it to condense at a number of different temperatures this process is called fractional distillation this video explains how fractional distillation works. Fractional distillation, example 6 mark answer youtube. How crude oil is formed how crude oil is separated using fractional distillation the process of fractional distillation.
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