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4.1.1 The structure of an atom
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The structure of an atom

The structure of an atom

Atom diagram showing electrons surrounding a central nucleus containing protons and neutrons

An atom is the smallest particle of an element. A typical atom has a radius of about 1×10−10 m1 \times 10^{-10} \, \text{m}1×10−10m and is mostly empty space.

4.1.1 The structure of an atom Lesson

  1. GCSE
  2. /Physics
  3. /4.1.1 The structure of an atom

Step-by-step lessons on AQA GCSE Physics 4.1.1 The structure of an atom. Each one builds up to exam-style questions. Build a strong grip on equations, units and Key Stage 3 fundamentals before tackling the more demanding topics like electromagnetism, the particle model of matter and space physics.

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