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8.2 Identification of common gases

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Question 18
H

A student says that a gas which puts out a burning splint must be carbon dioxide. Why is the student not correct?

[1]
A

Carbon dioxide relights a splint that is glowing.

B

Other gases, such as nitrogen, also put out a splint.

C

Carbon dioxide only puts out a splint when it is damp.

D

A burning splint is never put out by any pure gas.

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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