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10.3 Using materials

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Question 6
F

Which coating protects an iron gate only by acting as a barrier?

[1]
A

A coating of zinc metal

B

A coating of gloss paint

C

A coating of magnesium metal

D

A coating of zinc and magnesium

Markscheme

10.3 Using materials Questions

  1. GCSE
  2. /Chemistry
  3. /10.3 Using materials

40 exam-style questions on AQA GCSE Chemistry 10.3 Using materials, covering 10.3.1 Corrosion and its prevention, 10.3.2 Alloys as useful materials, and 10.3.3 Ceramics, polymers and composites. Each one has a worked solution and a mark scheme showing where the marks go.

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