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10.3 - Quantitative Electrolysis

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✅EvaluateQuestion 1 of 21

What is the value of one Faraday?

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✅EvaluateQuestion 2 of 21

Which equation represents the correct relationship between charge, current, and time?

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✅EvaluateQuestion 3 of 21

What is the unit of electrical charge?

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✅EvaluateQuestion 4 of 21

Which metal is purified by electrolysis in Caribbean industries?

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✅EvaluateQuestion 5 of 21

Which of the following is a use of electrolysis in daily life?

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✅EvaluateQuestion 6 of 21

The anode in the electrolysis of molten aluminium oxide is made of:

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✅EvaluateQuestion 7 of 21

The gas released at the anode during the electrolysis of molten aluminium oxide is:

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✅EvaluateQuestion 8 of 21

Which equation correctly expresses Faraday’s First Law of Electrolysis?

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✅EvaluateQuestion 9 of 21

What quantity of charge is required to deposit 1 mole of copper (z = 2)?

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✅EvaluateQuestion 10 of 21

What is the purpose of cryolite in the extraction of aluminium?

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✅EvaluateQuestion 11 of 21

During copper purification, what happens at the anode?

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✅EvaluateQuestion 12 of 21

In electroplating, the object to be plated is always the:

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✅EvaluateQuestion 13 of 21

How many moles of electrons are needed to deposit one mole of aluminium?

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✅EvaluateQuestion 14 of 21

In the electrolysis of brine, what are the products at the electrodes?

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✅EvaluateQuestion 15 of 21

A current of 3 A passes through a solution for 1 hour. Calculate the charge transferred.

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✅EvaluateQuestion 16 of 21

How many grams of copper (M = 63.5 g/mol, z = 2) will be deposited by 9,650 C of charge?

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✅EvaluateQuestion 17 of 21

In an electrolysis experiment, 0.5 g of silver is deposited by a current of 0.5 A. If the time is 965 s, what is the electrochemical equivalent (Z)?

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✅EvaluateQuestion 18 of 21

Which factor does NOT affect the mass of a substance deposited during electrolysis?

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✅EvaluateQuestion 19 of 21

Which industrial electrolysis process produces chlorine gas as a product?

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✅EvaluateQuestion 20 of 21

The mass of metal deposited is doubled when:

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✅EvaluateQuestion 21 of 21

Why does the carbon anode need to be replaced regularly in aluminium extraction?

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✅EvaluateQuestion 1 of 21

What is the value of one Faraday?

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