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Applications of Electrolysis 2

Last updated about 1 year ago

6 questions

The Extraction of Aluminium

1

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2

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Question 1

1.

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

Question 2

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?

Question 3

3.

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

Question 4

4.

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

Question 5

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

Question 6

6.

Why are there large initiatives to recycle aluminium?

Oxygen gas is formed

Aluminium is formed

Carbon dioxide gas is formed as a by-product

Anode

Cathode