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2.3 Properties of materials

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Question 12
F

Which of these is a possible risk of using nanoparticles?

[1]
A

They may be breathed in and pass into cells, causing damage.

B

They are radioactive because their atoms are unstable.

C

They are too large to pass through the skin into the body.

D

They make sunscreens less able to block ultraviolet light.

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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