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UNIT 8: CHANGES TO MATERIALS - Coggle Diagram
UNIT 8: CHANGES TO MATERIALS
Unit 8.2: Neutralisation
Mixing acids and alkalis
What happens when you mix acids and alkalis together?
Neutrality
Acidic liquid
Alkaline liquid
Making a neutral solution
Which equipment can you use to neutralise an alkali accurately?
Which chemical reactions occur?
Neutralisation in everyday life
Unit 8.1: Simple chemical reactions
Chemical and physical properties
The physical properties of a substance
The chemical properties of a substance
Chemical changes
The differences between chemical changes and physical changes
When does a chemical reaction take place?
What are the reactants?
What are the products?
Where does the chemical reaction happen?
Burning
Is burning a chemical reaction?
Chemical change when burning:
Properties of reactants and products
Reactions with water
Reactions with acid
Unit 8.4: Detecting chemical reactions
A gas is given off
Reactant 'disappear'
Color change
Heat is produced
Change in pH
A precipitate is formed
Unit 8.3: Investigating acids and alkalis
Asking questions
Planning an investigation
Which powder is best at neutralising acid?