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9.1 The composition and evolution of the Earth's atmosphere

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Question 15

A museum panel describes the gas that makes up about four-fifths of the Earth's atmosphere today.

Which gas should be named on the panel?

[1]
A

Methane

B

Nitrogen

C

Ammonia

D

Water vapour

Markscheme

9.1 The composition and evolution of the Earth's atmosphere Questions

  1. GCSE
  2. /Chemistry
  3. /9.1 The composition and evolution of the Earth's atmosphere

79 exam-style questions on AQA GCSE Chemistry 9.1 The composition and evolution of the Earth's atmosphere, covering 9.1.1 The proportions of different gases in the atmosphere, 9.1.2 The Earth's early atmosphere, 9.1.3 How oxygen increased, and 9.1.4 How carbon dioxide decreased. Each one has a worked solution and a mark scheme showing where the marks go.

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