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2.4 Bulk and surface properties of matter including nanoparticles

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Question 7
F

An atom has a diameter of 0.1 nm0.1\ \text{nm}0.1 nm. A nanoparticle has a diameter of 20 nm20\ \text{nm}20 nm.

How many atoms would fit in a line across the diameter of the nanoparticle?

[1]
A

2

B

20

C

200

D

2000

Markscheme

2.4 Bulk and surface properties of matter including nanoparticles Questions

  1. GCSE
  2. /Chemistry
  3. /2.4 Bulk and surface properties of matter including nanoparticles

40 exam-style questions on AQA GCSE Chemistry 2.4 Bulk and surface properties of matter including nanoparticles, covering 2.4.1 Sizes of particles and their properties and 2.4.2 Uses of nanoparticles. Each one has a worked solution and a mark scheme showing where the marks go.

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