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1.1 The particle model

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Question 14

A textbook uses only identical solid spheres to represent the particles of different substances.

The table gives the boiling points of oxygen and water.

SubstanceBoiling point
Oxygen−183 °C
Water100 °C

Explain why this particle model cannot account for the difference between the boiling points of oxygen and water.

[3]
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1.1 The particle model Questions

  1. GCSE
  2. /Chemistry
  3. /1.1 The particle model

93 exam-style questions on OCR GCSE Chemistry 1.1 The particle model, covering 1.1.1 The particle model and changes of state and 1.1.2 Limitations of the particle model. Each one has a worked solution and a mark scheme showing where the marks go.

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