The table shows the diameters of four particles, P, Q, R and S.
Table: The diameter of four particles, P, Q, R and S
| Particle | Diameter in nm |
|---|---|
| P | 50 |
| Q | 200 |
| R | 1500 |
| S | 6000 |
Use the table to give the letter of the particle that is a nanoparticle.
Use the table to give the letter of the particle that is a coarse particle.
Use the table to give the letters of the two particles that are fine particles.
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.