Physics 9702 · AS & A Level · Atoms, nuclei and radiation

Atoms, nuclei and radiation — practice question

Which statement concerning $\beta^{-}$ decay is correct?

  • AA neutron changes to a proton in the nucleus and an electron and an antineutrino are emitted.
  • BA neutron changes to a proton in the nucleus and an electron and a neutrino are emitted.
  • CA proton changes to a neutron in the nucleus and an electron and an antineutrino are emitted.
  • DA proton changes to a neutron in the nucleus and an electron and a neutrino are emitted.

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