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9.2 Earth and atmospheric science

9.2 Earth and atmospheric science

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Question 14
H

A glowing splint is placed in a test tube of gas and relights.

Statement 1: The splint relights because oxygen allows the wood to burn faster.

Statement 2: The splint relights because oxygen is itself a fuel that burns.

Statement 3: A glowing splint does not relight in air, so the gas has a higher proportion of oxygen than air.

Which statements are correct?

[1]
A

1 only

B

2 and 3 only

C

1, 2 and 3

D

1 and 3 only

Markscheme

9.2 Earth and atmospheric science Questions

  1. GCSE
  2. /Chemistry
  3. /9.2 Earth and atmospheric science

97 exam-style questions on Edexcel GCSE Chemistry 9.2 Earth and atmospheric science, covering 9.2.1 The Earth's early atmosphere, 9.2.2 How the atmosphere evolved, 9.2.3 Chemical test for oxygen, and 9.2.4 The greenhouse effect and climate change. Each one has a worked solution and a mark scheme showing where the marks go.

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