The table gives the radii of four atoms.
| Atom | Radius in m |
|---|---|
| A | 7.5 × 10-11 |
| B | 1.5 × 10-10 |
| C | 3.0 × 10-10 |
| D | 1.0 × 10-10 |
One of the atoms has a diameter of 0.30 nm0.30\ \text{nm}0.30 nm. What is the label of this atom?
Atom A
Atom C
Atom B
Atom D
93 exam-style questions on AQA GCSE Chemistry 1.1 A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes, covering 1.1.1a Atoms, elements and compounds, 1.1.1b Half equations and ionic equations, 1.1.2 Mixtures, 1.1.3 The development of the model of the atom (common content with physics), 1.1.4 Relative electrical charges of subatomic particles, 1.1.5 Size and mass of atoms, 1.1.6 Relative atomic mass, and 1.1.7 Electronic structure. Each one has a worked solution and a mark scheme showing where the marks go.