Year 8 · Spring Second Half
Chemistry
4 lessons from 1 unit.
Unit C6 · lessons 3 to 6 of 7
An acid and an alkali are not things you can see, weigh or smell. They are things a substance does — to a dye, to a metal, to each other — and this unit is about reading those behaviours, predicting them, and using them on purpose.
- 03NeutralisationProcessMix the two most dangerous bottles in the lab in the right amounts and you can pour the result down the sink. Where did the danger go?Open this lesson
- 04Acid + metalProcessDrop magnesium into acid and the tube fizzes hard enough to warm your hand. Drop copper in and nothing happens at all — for a week.Open this lesson
- 05Acids and carbonatesProcessA cathedral has stood for eight hundred years and the faces on its statues have gone. Nobody touched them — the rain did it, one reaction at a time.Open this lesson
- 06Making a pure dry saltInvestigationBlue crystals big enough to hold, grown from a beaker of clear acid and a spoonful of black powder. Every step of getting there is a decision you can get wrong.Open this lesson
Back to all three sciences this half term The whole KS3 Chemistry course