Topic 6.4 · 7 lessons
Atomic structure
Inside the atom; isotopes; alpha, beta and gamma radiation; nuclear equations; half-life and radiation hazards.
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Lesson 1: Inside the atom: nucleus and electrons
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Lesson 2: Atomic number, mass number and isotopes
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Lesson 3: Alpha, beta and gamma radiation
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Lesson 4: Nuclear equations for alpha and beta decay
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Lesson 5: Half-life explained, with graphs
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Lesson 6: Radiation hazards: contamination and irradiation
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Lesson 7: Atomic structure exam practice: 5 worked questions
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