GCSE Combined Science (AQA)
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Crude Oil Fractions and Uses
- Modern life heavily relies on hydrocarbons.
- Hydrocarbons are crucial for producing fuels used in energy and transport.
- They are essential in the petrochemical industry, especially for producing plastics.
- Fuels from crude oil, such as petrol and diesel, power most cars.
- Electric cars exist, but the transition from hydrocarbon engines will take time.
- Kerosene, a hydrocarbon fuel, is used in camping lamps and other equipment.
- Large ships use heavy fuel oil, another hydrocarbon fuel.
- Liquified petroleum gases (LPG) are used in some vehicles and rural areas for cooking and heating.
- Fuels contain mixtures of hydrocarbons obtained by fractional distillation.
- Fractional distillation separates hydrocarbons in crude oil based on boiling points.
- Crude oil fractions are processed to produce feedstock for the petrochemical industry.
- Feedstock from fractional distillation is used to produce petrochemical products like plastics.
- Ethene feedstock can produce polythene, used for plastic bags and packaging.
- The petrochemical industry produces many materials essential for modern life.
- Hydrocarbons are used to make polymers, solvents, lubricants, and detergents.
- A vast array of natural and synthetic carbon compounds can be made from hydrocarbons.
- Carbon atoms can form families of similar compounds due to their ability to form up to four bonds.
- Carbon can bond with various atoms, form different types of bonds, and create chains or ring structures.
- The properties of carbon allow it to form a wide variety of compounds.
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