0653.C1.1.04 — Describe the effects of temperature and pressure on the volume of a gas: past paper questions

Real questions on 0653.c1.1.04 — describe the effects of temperature and pressure on the volume of a gas

The newest 5 of 5 written questions. Open one to see it on the real paper.

1. 0653/01 · Specimen 2025 · Q14[1]

   Which row describes how the volume of a gas changes when the temperature is changed but the pressure stays the same?

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2. 0653/31 · October/November 2025 · Q4a[1]

   Complete the balanced symbol equation for this reaction.

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3. 0653/41 · May/June 2025 · Q4a[2]

   Fig. 4.1 shows the three physical states of iron. A solid B liquid C gas D Name the state changes shown by arrows B and C. B Fig. 4.1

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4. 0653/41 · May/June 2025 · Q4b[2]

   Describe how the arrangement and movement of particles change when solid iron becomes a liquid. Use ideas about kinetic particle theory in your answer.

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5. 0653/42 · May/June 2024 · Q2c(ii)[2]

   Explain why the boiling point of water is higher than its melting point. Use ideas about energy and particles in your answer. 
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What examiners said

This was very well-answered. Boiling was accepted as an alternative for evaporation, and solidification was accepted for freezing.

— Examiner report, May/June 2025, 0653/41 Q4(a) (Cambridge)

This question proved to be challenging because candidates had to describe the arrangement and motion of particles in both solids and liquids. A common problem was that accurate statements were frequently made about the arrangement and movement of particles in either solids or liquids but not both. The significance of the instruction to ‘describe how the arrangement and movement changes’ appears to...

— Examiner report, May/June 2025, 0653/41 Q4(b) (Cambridge)