A-LevelPhysicsNuclear physics9702/12 · Oct/Nov 2010 · Q381 Mark

In the Rutherford scattering experiment, α-particles were fired at a thin gold foil. A small proportion of the α-particles were deflected through large angles. Which statement gives the correct conclusion that could be drawn directly from these results?

AThe atom is made up of electrons, protons and neutrons.

BThe nucleus is at the centre of the atom.

CThe nucleus is made up of protons and neutrons.

DThe atom contains a very small, charged nucleus.

✓ Correct answer

D: The atom contains a very small, charged nucleus.

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Topic: Nuclear physics, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2010 Paper 1 Variant 2, question 38.

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