In this video, we look at how cracking is used to convert longchain hydrocarbons into shorterchain hydrocarbons. We also look at alkenes and how we test for alkenes using bromine water. One family of hydrocarbons produced from crude oil is called the alkanes. Cracking edexcel igcse chemistry notes save my exams. Alkenes along with alkanes can be produced from cracking. How does fractional distillation use heat to perform its. Give an example of a method by which cracking can be carried out.
A petrol, diesel oil, kerosene, heavy fuel oil, liquefied petroleum. Some fractions undergo cracking to help meet demand for the smaller molecules. Global importance of crude oil oil and cracking gcse. Cracking and alkenes crude oil, hydrocarbons and alkanes. Cracking hydrocarbons edexcel gcse chemistry revision notes. Start studying oldsetaqa gcse chemistry topic 610 paper 2. What is the name given to the hydrocarbons that are found in crude oil. Two methods of cracking how to write a balanced equation for cracking what an alkene is, and how they differ from an alkane the test for alkenes the. Cracking and alkenes crude oil, hydrocarbons and alkanes aqa.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Cracking is used to convert long alkanes into shorter, more useful hydrocarbons. It can be separated into its useful fractions by fractional distillation. Two methods of cracking how to write a balanced equation for cracking what an alkene is, and how they differ. Fractional distillation of crude oil oil and cracking. Gcse chemistry products from oil high demand questions questionsheet 1 a crude oil is the raw material of the petrochemical industry. Written by teachers for the cie igcse chemistry course. Cracking why is crude oil important as a source of new. In addition to this you will need to know about functional groups such as alcohols, carboxylic acids and esters and how to draw their structures.
Learn about the process of oil distillation in order to create fuels and plastics with bbc bitesize gcse chemistry wjec. Explain how cracking involves the breaking down of larger, saturated. You need to know about alkanes, alkenes, crude oil and the process of cracking. Cracking is simply splitting of larger molecules to simpler ones. Petrol and other fuels are produced from it using fractional distillation and cracking. Written by teachers for the edexcel igcse chemistry course. Give three examples of fuels which are produced from crude oil that are used in our society. Cracking practical gcse chemistry crude oil youtube. Gcse chemistry revision organic chemistry crude oil.
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