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6.1 Improving processes and products

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Question 27
F

A student sets up four test tubes. Each tube contains an iron nail in salty water.

Three of the nails have a strip of a different metal wrapped tightly around them. One nail has no other metal.

The metals wrapped around the nails are copper, magnesium and zinc.

Which iron nails rust?

[1]
A

Only the nail with no other metal

B

The nail with no other metal and the nail wrapped with copper

C

Only the nails wrapped with magnesium and zinc

D

The nails wrapped with copper, magnesium and zinc

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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