Physics 0625 · IGCSE · The nuclear model of the atom

The nuclear model of the atom — practice question

A cobalt nuclide has 27 protons and 32 neutrons. Which symbol shows this nuclide?

  • A$^{27}_{59}\text{Co}$
  • B$^{32}_{27}\text{Co}$
  • C$^{32}_{59}\text{Co}$
  • D$^{59}_{27}\text{Co}$

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