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6.1 Transition metals, alloys and corrosion

6.1 Transition metals, alloys and corrosion

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Question 40

Sacrificial protection is a method used to prevent the rusting of underground structures.

An example of this is when blocks of magnesium are connected to underground steel (iron-containing) pipes.

Explain how the magnesium protects the steel pipes from rusting.

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Markscheme

6.1 Transition metals, alloys and corrosion Questions

  1. GCSE
  2. /Chemistry
  3. /6.1 Transition metals, alloys and corrosion

97 exam-style questions on Edexcel GCSE Chemistry 6.1 Transition metals, alloys and corrosion, covering 6.1.1 Properties of transition metals, 6.1.2 Corrosion and its prevention, and 6.1.3 Alloys and the uses of metals. Each one has a worked solution and a mark scheme showing where the marks go.

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