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4.1 Reactivity of metals

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Question 15

Hydrogen gas is passed over heated copper oxide. The equation for the reaction is CuO(s)+H2(g)→Cu(s)+H2O(l)\text{CuO}(s) + \text{H}_2(g) \rightarrow \text{Cu}(s) + \text{H}_2\text{O}(l)CuO(s)+H2​(g)→Cu(s)+H2​O(l). Which of these is oxidised as the copper forms?

[1]
A

Water

B

Hydrogen

C

Copper oxide

D

Copper

Markscheme

4.1 Reactivity of metals Questions

  1. GCSE
  2. /Chemistry
  3. /4.1 Reactivity of metals

86 exam-style questions on AQA GCSE Chemistry 4.1 Reactivity of metals, covering 4.1.1 Metal oxides, 4.1.2 The reactivity series, 4.1.3 Extraction of metals and reduction, and 4.1.4 Oxidation and reduction in terms of electrons. Each one has a worked solution and a mark scheme showing where the marks go.

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