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2 marksAtomic Structure

CAPE Physics Unit 2 · 2006 · Paper 1 · Question 9(a)(i)

Rutherford alpha-particle scattering experiment.

Draw a diagram of the experimental apparatus used in the alpha particle scattering experiment.

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Other parts of this question

  1. 9(a)(ii)State why the experiment was carried out in a vacuum.[1 mark]
  2. 9(b)Complete the table by writing the conclusions that correspond to each of the three listed observations from the Rutherford scattering experiment.[3 marks]
  3. 9(c)Calculate the wavelength of the photon emitted when an electron in a mercury atom makes a transition from Level n = 3 (-3.7 eV) down to Level n = 2 (-5.5 eV).[4 marks]

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