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5.1 The nuclear model of the atom

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Question 130

In a vacuum tube, a heated metal filament is used to release a beam of charged particles.

What is the name of these emitted particles and what is the name of the process by which they are released?

A

Particles: electrons; Process: photoelectric emission

B

Particles: electrons; Process: thermionic emission

C

Particles: protons; Process: photoelectric emission

D

Particles: protons; Process: thermionic emission

Markscheme

5.1 The nuclear model of the atom Questions

  1. IGCSE
  2. /Physics
  3. /5.1 The nuclear model of the atom

284 exam-style questions on CIE IGCSE Physics 5.1 The nuclear model of the atom, covering 5.1.1a Structure of the atom and ions, 5.1.1b Alpha-particle scattering, 5.1.2a Composition of the nucleus and isotopes, 5.1.2b Proton number, nucleon number and nuclide notation, and 5.1.2c Nuclear fission and nuclear fusion. Each one has a worked solution and a mark scheme showing where the marks go.

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