Strand · what is that?
Chemical reaction
The building blocks are sorted by grade band. What a building block builds on is on its own page.
4 of 19 building blocks practised
Covered
Gap
Grade 5/6
Grade 7/8
- Signs of a chemical reaction (an app practises it)
- Chemical or physical change (an app practises it)
- Synthesis and decomposition (gap, no app yet)
- Law of conservation of mass (an app practises it)
- Word equations (gap, no app yet)
- Combustion (gap, no app yet)
- Balancing chemical equations (an app practises it)
- Oxidation and reduction (gap, no app yet)
- Noble and base metals (gap, no app yet)
Grade 9/10
- Reversible reactions (gap, no app yet)
- Amount of substance and molar mass (gap, no app yet)
- Stoichiometric calculations (gap, no app yet)
- Concentration of solutions (gap, no app yet)
- Redox as electron transfer (gap, no app yet)
- Electrolysis (gap, no app yet)
- Acid-base reactions (gap, no app yet)
- Neutralisation (gap, no app yet)
- Dissolving salts (gap, no app yet)
- Temperature and reaction rate (gap, no app yet)
Apps in this strand
Chemistry – chemical reactions 4 of 19 building blocks · Grade 7/8Build an app for this strand
An app stays in one strand. It starts with one building block and grows along the learning path with each new version, for example from grade 5 to 10.