Applied Science · Level 3 AAQ
Unit 2 Chemistry Revision
Free specification-mapped notes, worked examples and interactive questions. Choose a topic or download Practice Paper 1.
Revision topics
A: Atomic and electronic structure
A1.1 · Features of the periodic table and their relationship with atomic structure
- A1.1.1Atomic StructureAtoms, isotopes and ions · Notes + 5 interactive questions
- A1.1.2Relative Atomic Mass, Isotopic Abundance and Formula MassWorked calculations · Notes + 5 interactive questions
- A1.1.3Group, Period and BlocksElectron arrangements in atoms and ions · Notes + 5 interactive questions
A1.2 · Electronic structure
- A1.2.1Energy Levels, Subshells and Electronic OrbitalsShells, orbital shapes and capacities · Notes + 5 interactive questions
- A1.2.2Rules for Determining the Electronic Structure of AtomsAufbau, Pauli and Hund · Worked examples + 5 interactive questions
- A1.2.3Electronic Configurations of Atoms and IonsWorked examples and original diagrams · Notes + 5 interactive questions
A1.3 · Ionisation energy
- A1.3.1First and Successive Ionisation EnergiesWorked examples and original diagrams · Notes + 5 interactive questions
- A1.3.2Electronic Structure from Successive Ionisation EnergiesWorked examples and original diagrams · Notes + 5 interactive questions
- A1.3.3Ionisation Energy TrendsTrend graphs, subshells and pairing · Notes + 5 interactive questions
B: Bonding and structure
- B1.1Metallic Bonding and Giant Metallic StructuresIon cores, delocalised electrons and lattice models · Notes + 5 interactive questions
- B1.2Ionic Bonding and Giant Ionic StructuresElectron transfer, dot-and-cross and giant lattices · Notes + 5 interactive questions
Showing published topics only. Further topics will be added as they are completed.
Free Practice Paper 1
Unit 2 Chemistry · Pearson AAQ
Attempt the paper under exam conditions, then check your answers using the mark scheme.
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For Pearson BTEC Level 3 AAQ Applied Science. Pearson specification (PDF) · Independent resources; not affiliated with or endorsed by Pearson.