docx, 755.3 KB
docx, 755.3 KB

for GCE/GCSE O’ Level
Atomic Structure Notes and Worksheet with answers.
Students will be able to learn and practice knowledge concerning :

  • relative charges and approximate relative masses of a proton, a neutron and an electron
  • drawing the structure of an atom as containing protons and neutrons (nucleons) in the nucleus and electrons arranged in shells (energy levels) (not including s, p, d and f)
  • interpreting and use symbols for atoms
  • Isotopes
  • deduce the numbers of protons, neutrons and electrons in atoms and ions given proton and nucleon numbers
  • the formation of ions (introduction) and drawing of the electronic structure of ions

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