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5.1.1a Structure of the atom and ions

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Question 35

In the alpha-particle scattering experiment, α\alphaα-particles were fired at a thin gold foil to investigate the structure of the atom. Which statement correctly describes an observation from this experiment and its correct explanation?

A

Most α\alphaα-particles passed straight through because they were pulled by the gravitational attraction of the gold nuclei.

B

A small fraction of the α\alphaα-particles were deflected through large angles because they experienced a strong electrostatic repulsion from the concentrated positive charge in the nucleus.

C

Some α\alphaα-particles were attracted to the nucleus by the strong force acting on neutrons.

D

All α\alphaα-particles were absorbed by the gold foil because the atoms of the gold foil are solid and have no empty space.

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5.1.1a Structure of the atom and ions Questions

  1. IGCSE
  2. /Physics
  3. /5.1.1a Structure of the atom and ions

114 exam-style questions on CIE IGCSE Physics 5.1.1a Structure of the atom and ions. Each one has a worked solution and a mark scheme showing where the marks go.

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