Thomson's plum pudding model predicted that alpha particles fired at gold foil would all pass through with only very small deflections.
Which feature of the plum pudding model led to this prediction?
The electrons were arranged in shells far from the centre.
The atom was a solid sphere that could not be divided.
The positive charge and mass were in a tiny central nucleus.
The positive charge was spread out through the whole atom.
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.