Chemistry 0620 · IGCSE · Atomic structure and the Periodic Table

Atomic structure and the Periodic Table — practice question

What information about an element does its atomic number provide?

  • Athe number of protons in the nucleus of an atom of an element
  • Bthe number of particles in the nucleus of an atom of an element
  • Cthe relative mass of one atom of an element
  • Dthe total number of particles in one atom of an element

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