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6.1 Improving processes and products

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Question 19

The outer casing of a toaster is pressed into shape from a thin sheet of steel. When the toaster is used, the outside of the casing becomes hot.

Which two properties of the steel explain these observations?

[1]
A

strong and has a high density

B

hard and brittle

C

flexible and a good conductor of electricity

D

malleable and a good conductor of heat

Markscheme

6.1 Improving processes and products Questions

  1. GCSE
  2. /Chemistry
  3. /6.1 Improving processes and products

136 exam-style questions on OCR GCSE Chemistry 6.1 Improving processes and products, covering 6.1.1 Extracting metals industrially and by electrolysis, 6.1.2 Life cycle assessment and recycling, 6.1.3 Biological methods of metal extraction, 6.1.4 The Haber process and the production of fertilisers, 6.1.5 Alloys and their uses, 6.1.6 Corrosion and its prevention, 6.1.7 Comparing and selecting materials, and 6.1.8 Industrial conditions, rate and position of equilibrium. Each one has a worked solution and a mark scheme showing where the marks go.

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