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10.2 - Electrolysis Part 2

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✅EvaluateQuestion 1 of 21

What is electrolysis?

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✅EvaluateQuestion 2 of 21

During electrolysis, which particles move through the electrolyte?

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✅EvaluateQuestion 3 of 21

Oxidation always occurs at the:

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✅EvaluateQuestion 4 of 21

What type of current is used in electrolysis?

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✅EvaluateQuestion 5 of 21

In molten sodium chloride, sodium metal is formed at the:

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✅EvaluateQuestion 6 of 21

Which statement describes a cathode?

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✅EvaluateQuestion 7 of 21

Which metal is commonly used as an electrode during electrolysis?

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✅EvaluateQuestion 8 of 21

Which gas is produced at the anode during the electrolysis of water?

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✅EvaluateQuestion 9 of 21

Which process uses electrolysis?

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✅EvaluateQuestion 10 of 21

During the electrolysis of aqueous copper(II) sulphate using copper electrodes, what happens to the anode?

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✅EvaluateQuestion 11 of 21

Why must an ionic compound be molten or in solution for electrolysis?

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✅EvaluateQuestion 12 of 21

Which ions migrate to the cathode during electrolysis of NaCl solution?

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✅EvaluateQuestion 13 of 21

Why is graphite preferred over metal electrodes in electrolysis?

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✅EvaluateQuestion 14 of 21

Which observation indicates hydrogen gas is formed at the cathode?

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✅EvaluateQuestion 15 of 21

Which statement correctly describes what occurs at the anode during electrolysis of molten lead(II) bromide?

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✅EvaluateQuestion 16 of 21

During electrolysis of aqueous sodium chloride, which product forms at the cathode?

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✅EvaluateQuestion 17 of 21

In the purification of copper, which electrode is made of pure copper?

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✅EvaluateQuestion 18 of 21

Which statement best describes electroplating?

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✅EvaluateQuestion 19 of 21

Aluminium is extracted from bauxite by electrolysis because:

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✅EvaluateQuestion 20 of 21

Which equation represents oxidation at an electrode?

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✅EvaluateQuestion 21 of 21

A student electrolyses water using inert electrodes. Which volume ratio of hydrogen to oxygen is obtained?

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✅EvaluateQuestion 1 of 21

What is electrolysis?

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