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4.2 Identifying the products of chemical reactions

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Question 22

A teacher is preparing a reference chart for calcium chloride. The teacher carries out a flame test on the solid. A separate solution of the solid is tested by adding dilute nitric acid and then silver nitrate solution.

What pair of observations should be added to the chart?

[1]
A

An orange-red flame and a cream precipitate

B

A red flame and a cream precipitate

C

An orange-red flame and a white precipitate

D

A red flame and a white 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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