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8.2 Identification of common gases

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Question 17
H

Why must the litmus paper be damp in the test for chlorine?

[1]
A

Chlorine must dissolve in the water to bleach the dye.

B

Chlorine reacts with dry paper to make a white solid.

C

Water makes the chlorine gas spread through the tube.

D

Water stops the chlorine gas escaping from the tube.

Markscheme

8.2 Identification of common gases Questions

  1. GCSE
  2. /Chemistry
  3. /8.2 Identification of common gases

40 exam-style questions on AQA GCSE Chemistry 8.2 Identification of common gases, covering 8.2.1 Test for hydrogen, 8.2.2 Test for oxygen, 8.2.3 Test for carbon dioxide, and 8.2.4 Test for chlorine. Each one has a worked solution and a mark scheme showing where the marks go.

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