AQA GCSE Chemistry Unit 2.5

1

Which ion do all acids release in solution?

1

Which ion do all alkalis release in solution?

1

What does the state symbol (aq) mean?

1

True or false? Reacting a metal in acid produces hydrogen gas.

1

Which salt would be produced with reacting cadmium hydroxide and nitric acid?

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Which of these are neutralisation reactions?

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Which of these is a non-metallic cation?

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True or false? Lead iodide is soluble so it forms a precipitate.

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True or false? The substance that is broken down by electrolysis is the electrolyte.

1

True or false? Anions are attracted to the negatively charged electrode.

1

Which of these ions is reduced and at which electrode?

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Which of these ions is oxidised and at which electrode?

1

Which of these is a correct, balanced, set of half-equations?

1

What is the name of the ore of aluminium?

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What is the name of the chemical that reduces the operating temperature of an aluminium electrolysis cell?

1

Which of these are uses of chlorine from the electrolysis of brine?

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Which of these are uses of hydrogen from the electrolysis of brine?

1

Which of these are uses of sodium hydroxide from the electrolysis of brine?

1

True or false? Electroplating is often done to make production of goods cheaper.

1

True or false? As the anode is made of the plating metal, the electrolyte is not required to contain ions of that metal.

Twenty questions on the fifth section of Unit 2 in AQA GCSE Chemistry: Salts and electrolysis.

AQA GCSE Chemistry Unit 2.5

Which ion do all acids release in solution?

Which ion do all alkalis release in solution?

What does the state symbol (aq) mean?

True or false? Reacting a metal in acid produces hydrogen gas.

Which salt would be produced with reacting cadmium hydroxide and nitric acid?

Which of these are neutralisation reactions?

Which of these is a non-metallic cation?

True or false? Lead iodide is soluble so it forms a precipitate.

True or false? The substance that is broken down by electrolysis is the electrolyte.

True or false? Anions are attracted to the negatively charged electrode.

Which of these ions is reduced and at which electrode?

Which of these ions is oxidised and at which electrode?

Which of these is a correct, balanced, set of half-equations?

What is the name of the ore of aluminium?

What is the name of the chemical that reduces the operating temperature of an aluminium electrolysis cell?

Which of these are uses of chlorine from the electrolysis of brine?

Which of these are uses of hydrogen from the electrolysis of brine?

Which of these are uses of sodium hydroxide from the electrolysis of brine?

True or false? Electroplating is often done to make production of goods cheaper.

True or false? As the anode is made of the plating metal, the electrolyte is not required to contain ions of that metal.