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Laabri

Applications of Electrolysis 2

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Last updated over 1 year ago
6 Nsɛmmisa

The Extraction of Aluminium

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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

What is the name given to aluminium-containing compounds or ores?

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2.

What is the name of the process which is used to purify the aluminium ores before it can be used in the electrolytic cell?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

What is the name of the purified aluminium compound which is used in electrolysis?

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4.

What is the purpose and benefit of adding cryolite to the electrolyte?

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5.

Drag the correct options into each category to explain the process at each electrode

  • Made of carbon

  • Made of platinum

  • Oxidation takes place

  • Reduction takes place

  • Oxygen gas is formed

  • Aluminium is formed

  • Carbon dioxide gas is formed as a by-product

  • Anode

  • Cathode

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Why are there large initiatives to recycle aluminium?