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Qualitative analysis: tests for ions

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Question 67

Sodium hydroxide solution can be used to distinguish between copper(II) ions, Cu2+\text{Cu}^{2+}Cu2+, and iron(II) ions, Fe2+\text{Fe}^{2+}Fe2+, in aqueous solution.

You are given a solution containing copper(II) ions and another solution containing iron(II) ions.

Describe what is seen when sodium hydroxide solution is added to each of these solutions.

[2]

Qualitative analysis: tests for ions Questions

  1. GCSE
  2. /Chemistry
  3. /Qualitative analysis: tests for ions

Practise Edexcel GCSE Chemistry Qualitative analysis: tests for ions with exam-style questions for Foundation and Higher tier. 150 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

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