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aluminium is extracted from

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  • bbc - gcse bitesize: extraction of aluminium

    BBC - GCSE Bitesize: Extraction of aluminium

    Extraction of aluminium. Aluminium is the most abundant metal on Earth. Despite this, it is expensive, largely because of the amount of electricity used up in the ...

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  • aluminium (us: aluminum) - chemguide

    aluminium (US: aluminum) - Chemguide

    Instead, it is extracted by electrolysis. The ore is first converted into pure aluminium oxide by the Bayer Process, ... Precipitation of aluminium hydroxide.

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  • aluminium - wikipedia, the free encyclopedia

    Aluminium - Wikipedia, the free encyclopedia

    aluminium, Al: Appearance: ... Aluminium oxide (Al 2 O 3) and the associated oxy-hydroxides and trihydroxides are produced or extracted from minerals on a large scale.

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  • aluminium >> extraction - davyson

    Aluminium >> Extraction - Davyson

    Once purified aluminium oxide has been manufactured aluminium can be removed from it by the Hall-Heroult Method. In this the aluminium oxide is mixed with cryolite ...

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  • aluminum >> extraction - davyson

    Aluminum >> Extraction - Davyson

    Summary: Aluminum is extracted from the ground in compounds, it is the purified to alumina (aluminum oxide) in the bayer process, ...

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  • bbc - gcse bitesize: aluminium extraction

    BBC - GCSE Bitesize: Aluminium extraction

    Aluminium extraction. Aluminium is the most abundant (found in large quantities) metal on Earth. But it is expensive, largely because of the amount of electricity ...

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  • aluminium - element information, properties and...

    Aluminium - Element information, properties and...

    Aluminium is used in a huge variety of products including cans, foils, ... Most commercially produced aluminium is extracted by the Hall–Héroult process.

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  • how aluminum is extracted - answers.com

    How aluminum is extracted - Answers.com

    The bond between the aluminum and its oxide is very strong. Aluminium is also high up in the reactivity series; using the displacement method requires highly reactive ...

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  • how is aluminum extracted from its ore? - ask.com

    How is aluminum extracted from its ore? - Ask.com

    Aluminum is extracted from bauxite ore by way of the Bayer process. This requires a great deal of electricity; consequently, a large amount of aluminum is processed ...

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  • how aluminium is made - norsk hydro

    How aluminium is made - Norsk Hydro

    How it’s made Raw material. Bauxite. Aluminium production starts with the raw material bauxite, ... or aluminium oxide, is extracted from the bauxite through refining.

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