Bonding in everyday substances and a fair choice
General Science · Grade 10 · about 40 minutes
Salt, sugar, water, a coin, a plastic basin and sand are classified by bonding, then judged as appropriate or not for a stated use.
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Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.
- 6 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Ionic, covalent and metallic bonding
- Structure, properties and choosing materials
- Why atoms bond and how to predict the type
- Ionic bonding in sodium chloride
- Ionic formulae from electron accounting
- The ionic lattice and the properties it causes
- Covalent single bonds: hydrogen, water, ammonia and methane
- Double and triple bonds: oxygen, nitrogen and carbon dioxide
- Simple molecules versus giant covalent: CO2 and sand
- Metallic bonding, malleability and alloys
- Intermolecular forces and the special case of water
- Testing an unknown to find the bond type
- Choosing diamond, graphite and aluminium in Kenya
- Bonding in everyday substances and a fair choice