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2.3 Properties of materials

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Question 14
F

The table shows some properties of substance X.

PropertyResult
Melting point996 ∘C996\,^\circ\mathrm{C}996∘C
Conducts electricity when solid?No
Conducts electricity when molten?Yes

What type of structure does substance X have?

[1]
A

Giant covalent

B

Ionic

C

Metallic

D

Simple molecular

Markscheme

2.3 Properties of materials Questions

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

60 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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