Cracking fractions of crude oil
Quiz by Oak National Academy: GCSE Chemistry AQA Higher
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6 questions
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- Q1Which of the following fractions are commonly used as fuels for cars?Users sort answers between categoriesSorting30s
- Q2What is the name of the thermal decomposition reaction where larger alkanes are broken down into smaller alkanes and alkenes?Users enter free textType an Answer30s
- Q3Which of the following is an example of a hydrocarbon that can be cracked?butaneethenepropenemethane30s
- Q4Which process involves heating larger alkanes to vapourise them, mixing with steam and heating to high temperatures to break down the hydrocarbon molecules?neutralisationsimple distillationfractional distillationcracking30s
- Q5Which of the following statements about alkenes is false?Bromine water remains an orange/brown colour when an alkene is added.They react with bromine water.They are unsaturated hydrocarbons.They have a double bond between carbon atoms.30s
- Q6Which statement best describes why different fractions of crude oil have different properties and uses?They have different boiling points, viscosities, and flammabilities.They have the same boiling points but different densities.They have the same chemical structure but different colours.They have the same boiling point.30s