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Year 8 Science · Unit 2

Periodic Table and Atomic Structure

Explore how scientists model matter at the atomic level, organise elements in the periodic table, and use atomic structure to explain the properties of substances.

Stage 4 SC4-PRT-01 22 Lessons 4 Checkpoints Unit Quiz

Lessons

01Matter, Particles and the Smallest Unit of an Element› 02Elements, Symbols and Representing Atoms› 03Elements, Compounds and Mixtures Revisited Through Particles› 04Why Scientists Use Models› 05From Matter Classification to Atoms, Unit Entry Synthesis› 06Inside the Atom, Protons, Neutrons and Electrons› 07Atomic Number and Mass Number› 08Isotopes, Same Element, Different Number of Neutrons› 09Ions, Cations and Anions› 10How Atomic Models Changed Over Time› 11Comparing Atomic Models and Their Usefulness› 12The Periodic Table as a Scientific System› 13Groups, Periods and Locating Elements› 14Metals, Non-metals and Metalloids› 15Simple Patterns in the Periodic Table› 16Using the Periodic Table to Compare Elements› 17Properties of Elements and Why They Matter› 18Uses of Elements in Everyday Life and Technology› 19Compounds and Their Uses› 20Chemical Formulas and Naming› 21Scientific Discoveries That Changed Uses of Substances› 22Unit Synthesis and Depth Study Preparation›

Checkpoints & Assessment

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Checkpoint 1
Lessons 1–5
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Checkpoint 2
Lessons 6–11
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Checkpoint 3
Lessons 12–16
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Checkpoint 4
Lessons 17–22
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Unit Quiz
Full unit cumulative assessment