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1.3 Properties of transition metals

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Question 11

A support inside a hot furnace is made from cobalt.

Why would potassium be unsuitable for making this support?

[1]
A

Potassium has a low melting point, so it would melt in the heat

B

Potassium is a good catalyst, so it would speed up the burning fuel

C

Potassium forms coloured compounds, so it would stain the furnace

D

Potassium is hard and brittle, so it would crack in the heat

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1.3 Properties of transition metals Questions

  1. GCSE
  2. /Chemistry
  3. /1.3 Properties of transition metals

91 exam-style questions on AQA GCSE Chemistry 1.3 Properties of transition metals, covering 1.3.1 Comparison with Group 1 elements and 1.3.2 Typical properties of transition metals. Each one has a worked solution and a mark scheme showing where the marks go.

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