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4.2 Identifying the products of chemical reactions

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Question 13

A technician has a pure solid labelled calcium chloride. The technician carries out a flame test on the solid. A separate portion is dissolved in water, and dilute nitric acid followed by silver nitrate solution is added.

Which set of results is expected?

[1]
A

Yellow-orange flame and cream precipitate

B

Orange-red flame and white precipitate

C

Red flame and white precipitate

D

Orange-red flame and cream precipitate

Markscheme

4.2 Identifying the products of chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /4.2 Identifying the products of chemical reactions

107 exam-style questions on OCR GCSE Chemistry 4.2 Identifying the products of chemical reactions, covering 4.2.1 Tests to identify gases, 4.2.2 Tests for aqueous ions and flame tests, and 4.2.3 Instrumental methods of analysis. Each one has a worked solution and a mark scheme showing where the marks go.

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