Year 12 chemistry
Every topic for the year is below, arranged by the term it is taught. Choose a term to show only that term: each topic has a lesson video, worked questions and practice at three levels.
Autumn term
- ChemistryAtomic structure and isotopesProtons, neutrons and electrons, isotopes and relative atomic mass, mass spectrometry, electron shells, sub-shells and orbitals, electron configuration and ionisation energies.100 questionsLesson video
- ChemistryAmount of substanceThe mole and the Avogadro constant, molar mass, empirical and molecular formulae, concentration, the ideal gas equation, balanced equations, percentage yield and atom economy.100 questionsLesson video
- ChemistryAcids, bases and redoxAcids, bases and salts, neutralisation, acid-base titrations and their calculations, oxidation numbers, redox reactions and half-equations.100 questionsLesson video
Spring term
- ChemistryBonding and structureIonic, covalent, dative covalent and metallic bonding, giant and simple structures, shapes of molecules and ions, electronegativity, polarity and intermolecular forces.100 questionsLesson video
- ChemistryThe periodic table, group 2 and the halogensPeriodic trends in the periodic table, the reactions and trends of group 2 elements and their compounds, the halogens, their displacement reactions and disproportionation, and tests for halide ions.100 questionsLesson video
- ChemistryEnthalpy changesExothermic and endothermic reactions, standard enthalpy changes, calorimetry, Hess law cycles and bond enthalpy calculations.100 questionsLesson video
- ChemistryOrganic analysisTest-tube tests for functional groups, infrared spectroscopy and mass spectrometry, and using spectra to identify organic compounds.100 questionsLesson video
Summer term
- ChemistryReaction rates and chemical equilibriumCollision theory, activation energy, Maxwell-Boltzmann distributions, catalysts, reversible reactions, dynamic equilibrium and Le Chatelier principle.100 questionsLesson video
- ChemistryBasic organic chemistry and alkanesNaming organic compounds, functional groups, structural and displayed formulae, isomerism, alkanes, cracking, combustion and radical substitution.100 questionsLesson video
- ChemistryAlkenes and polymersThe structure and bonding of alkenes, stereoisomerism, electrophilic addition reactions, Markovnikov addition and addition polymers.100 questionsLesson video
- ChemistryAlcohols, haloalkanes and organic synthesisClassifying and oxidising alcohols, the reactions of alcohols, nucleophilic substitution of haloalkanes, elimination, and planning multi-step organic synthesis.100 questionsLesson video