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2.3 Properties of materials

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Question 62
F

Which change of state involves breaking covalent bonds?

[1]
A

Boiling water

B

Melting silicon dioxide

C

Solid iodine turning into iodine gas

D

Melting sulfur, which is made of S8\mathrm{S_{8}}S8​ molecules

Markscheme

2.3 Properties of materials Questions

  1. GCSE
  2. /Chemistry
  3. /2.3 Properties of materials

122 exam-style questions on OCR GCSE Chemistry 2.3 Properties of materials, covering 2.3.1 Carbon bonding and the variety of organic compounds, 2.3.2 Diamond, graphite, fullerenes and graphene, 2.3.3 Bond strength, changes of state and predicting states, 2.3.4 Bulk properties and types of bonding, and 2.3.5 Nanoparticles: scale, surface area, uses and risks. Each one has a worked solution and a mark scheme showing where the marks go.

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