0654.C9.6.03 — State that main ore of aluminium is bauxite and that aluminium is extracted by electrolysis: past paper questions
Real questions on 0654.c9.6.03 — state that main ore of aluminium is bauxite and that aluminium is extracted by electrolysis
The newest 16 of 16 written questions. Open one to see it on the real paper.
- 0973/31 · May/June 2024 · Q2a(ii)[1]
extracted from the ore bauxite.
See it on the paper → - 0973/32 · May/June 2023 · Q2a(v)[1]
is the main constituent of bauxite.
See it on the paper → - 0973/31 · October/November 2022 · Q2a(iii)[1]
to extract aluminium from bauxite
See it on the paper → - 0973/41 · May/June 2021 · Q2c[2]
A scientist tests the melting point of a sample of a substance. The substance starts melting at 96 °C but does not melt completely until the temperature is 113 °C. According to a data book, the melting point of the substance is 116 °C. Explain, using the information given, if this sample of the substance is pure or imp...
See it on the paper → - 0973/31 · October/November 2020 · Q8a[1]
Aluminium is extracted using electrolysis. State the name of the ore from which aluminium is extracted.
See it on the paper → - 0973/32 · May/June 2020 · Q5a(ii)[1]
State the name of the ore from which aluminium is extracted.
See it on the paper → - 0973/32 · May/June 2020 · Q5a(iii)[1]
State the name of the method used to extract aluminium from its ore.
See it on the paper → - 0973/42 · May/June 2020 · Q5a[1]
State how aluminium is extracted from aluminium oxide.
See it on the paper → - 0973/42 · May/June 2020 · Q5b[2]
Explain why aluminium is used to make aircraft parts.
See it on the paper → - 0973/42 · May/June 2020 · Q5c(iii)[2]
Aluminium is more reactive than zinc. When aluminium is added to cold dilute hydrochloric acid there appears to be no reaction. Explain this apparent unreactivity.
See it on the paper → - 0973/31 · May/June 2019 · Q8d(i)[1]
Name an ore from which aluminium is extracted.
See it on the paper → - 0973/31 · May/June 2019 · Q8d(ii)[1]
State one reason, other than cost, why aluminium is recycled.
See it on the paper → - 0973/41 · May/June 2019 · Q2a(iii)[1]
Explain why carbon cannot be used to extract aluminium from aluminium oxide.
See it on the paper → - 0973/41 · May/June 2019 · Q2b(i)[1]
State the name of an ore that contains aluminium.
See it on the paper → - 0973/41 · May/June 2019 · Q2b(ii)[1]
Explain why aluminium oxide must be in a liquid state for electrolysis to occur.
See it on the paper → - 0973/41 · May/June 2019 · Q2b(iii)[1]
Explain why cryolite is mixed with aluminium oxide for use in this electrolysis.
See it on the paper →
What examiners said
Successful responses explained that impurities cause a change in melting point or the melting to occur over a range of temperatures. Answers that simply restated the temperatures could not be awarded credit.
— Examiner report, May/June 2021, 0973/41 Q2(c) (Cambridge)
Bauxite was not well known as the ore of aluminium. Aluminium ore or iron ore were frequently given as answers.
— Examiner report, October/November 2020, 0973/31 Q8(a) (Cambridge)
Candidates need to ensure that they know that bauxite is the ore from which aluminium is extracted. The most common response was iron ore.
— Examiner report, May/June 2019, 0973/31 Q8(d)(i) (Cambridge)
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