Skip to content

Course home

Question bank·2.3 Properties of materials
Sign up

2.3 Properties of materials

EasyMediumHard
12345678910111213141516171819202122232425262728293031
Question 24
F

A nanoparticle is a cube with sides of length 3 nm.

Each atom in the nanoparticle has a radius of 1 × 10-10 m.

1 nm=1×10−9 m 1\ \mathrm{nm} = 1\times10^{-9}\ \mathrm{m} 1 nm=1×10−9 m

Estimate the number of atoms in the nanoparticle.

[1]
A

27 000

B

3375

C

225

D

15

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.

More questions