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3.1 States of matter

3.1 States of matter

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Question 7
F

Figure: Heating curve for a pure substance image

The heating curve shows a flat section between X and Y. What is happening in this section?

[1]
A

Energy is used to break bonds inside the molecules

B

Energy is used to overcome forces between the particles

C

The particles stop moving until the state has changed

D

A chemical reaction forms a new substance

Markscheme

3.1 States of matter Questions

  1. GCSE
  2. /Chemistry
  3. /3.1 States of matter

84 exam-style questions on Edexcel GCSE Chemistry 3.1 States of matter, covering 3.1.1 The three states of matter and changes of state. Each one has a worked solution and a mark scheme showing where the marks go.

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