Relative electrical charges of subatomic particles
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The nuclear model

The nuclear model

Labelled nuclear model of an atom showing protons and neutrons in the nucleus and electrons in shells, with charges +1, 0 and -1 marked

Atoms are described at GCSE using the nuclear model. A tiny central nucleus contains protons and neutrons, while electrons are found in shells around the nucleus.

Relative electrical charges of subatomic particles Lesson

  1. GCSE
  2. /Chemistry
  3. /Relative electrical charges of subatomic particles