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1.1 The particle model

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Question 19
F

In the gold foil experiment, a very small number of alpha particles bounced back towards the source.

What did this show about the nucleus?

[1]
A

It is negatively charged and spread throughout the atom

B

It is positively charged and contains most of the mass

C

It is made of electrons arranged in fixed energy levels

D

It is positively charged but has very little of the mass

Markscheme

1.1 The particle model Questions

  1. GCSE
  2. /Physics
  3. /1.1 The particle model

44 exam-style questions on OCR GCSE Physics 1.1 The particle model, covering 1.1.1 Development of the atomic model, 1.1.2 Structure of the atom, 1.1.3 The size of atoms and small molecules, 1.1.4 Density, 1.1.5 Density and the states of matter, and 1.1.6 Density, mass and volume. Each one has a worked solution and a mark scheme showing where the marks go.

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