In the gold foil experiment, alpha particles were fired at a very thin sheet of gold.
Most of the alpha particles passed straight through the gold foil.
What did scientists conclude from this observation?
Most of the volume of an atom is empty space.
The nucleus of the atom has a positive charge.
Electrons are arranged in shells around the nucleus.
The nucleus contains neutral particles called neutrons.
51 exam-style questions on OCR GCSE Chemistry 1.2 Atomic structure, covering 1.2.1 Development of the atomic model, 1.2.2 The nuclear model and the size of atoms, and 1.2.3 Subatomic particles in atoms and ions. Each one has a worked solution and a mark scheme showing where the marks go.