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6.1 Transition metals, alloys and corrosion

6.1 Transition metals, alloys and corrosion

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Question 26

Corrosion is a chemical process that causes the gradual destruction of metals when they are exposed to the environment.

Which statement best describes what happens chemically to a metal when it undergoes corrosion?

A

The metal atoms gain electrons to form negative ions.

B

The metal reacts with inert noble gases in the atmosphere.

C

The metal atoms are oxidized by reacting with substances in the environment.

D

The metal element undergoes a thermal decomposition reaction.

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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