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Inside an atom

Inside an atom

Labelled atom with tiny nucleus containing protons and neutrons, electrons in energy levels, and the relative sizes of the atom and nucleus

An atom is the smallest part of an element that can still be identified as that element. Atoms have a tiny central nucleus with electrons around it.

Atoms and isotopes Lesson

  1. GCSE
  2. /Combined Science
  3. /Atoms and isotopes

Lessons