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10.3 Using materials

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Question 31

Bolts for an outdoor water tank will be in contact with rainwater for many years. The bolts must not rust, and they must not bend when they are tightened. A manufacturer can make the bolts from pure iron, low-carbon steel, high-carbon steel or stainless steel. Which material should the manufacturer choose?

[1]
A

High-carbon steel

B

Low-carbon steel

C

Pure iron

D

Stainless steel

Markscheme

10.3 Using materials Questions

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

118 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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