Atoms Combining
Review the essentials and check your understanding after your teacher’s explanation.
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Compounds and ions
Distinguish mixtures from compounds and explain how ions form.
Ionic bonding and lattices
Explain electron transfer and the attraction between oppositely charged ions.
Writing ionic formulae
Use ion charges to work out the simplest whole-number ratio in an ionic formula.
Covalent bonds
Use shared electron pairs to draw simple covalent molecules.
Multiple bonds and larger molecules
Draw the Extended covalent molecules and check their bonding and lone pairs.
Ionic and molecular properties
Use structure, attractions and mobile charged particles to explain properties.
Giant covalent structures and metals
Relate bonding and structure to the properties and uses of diamond, graphite, silica and metals.
Printable worksheets
Guided Worksheet
6 lessons with teacher modelling, partner checks and hint-card references.
Download DOCX ↓Printable hint cards
Use a card when you need a starting step, then return to the question. Chapter 4 cards are on pages 5–6 of the collection. Each printable page contains three cards.
Download hint cards DOCX ↓