Below you will find our collection of revision notes and video tutorials. For the best revision experience, use both the notes and the videos at the same time to help you follow along. All resources are updated for the latest Edexcel Chemistry specification.
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Revision Notes
Resources linked with permission from Neil Goalby at chemrevise.org
1. Atomic structure & Periodic table
2. Bonding and structure
3. Redox 1
4. Inorganic chemistry
5. Formulae and equations
6. Organic chemistry 1
7. Analytical techniques
8. Energetics 1
9. Kinetics 1
10. Equilibria 1
11. Equilibria 2
12. Acid-Base equilibria
13. Energetics 2
14. Redox 2
15. Transition metals
16. Kinetics 2
17. Organic chemistry 2
18. Organic chemistry 3
19. Spectroscopy
Practical guide
2. Bonding and structure
3. Redox 1
4. Inorganic chemistry
5. Formulae and equations
6. Organic chemistry 1
7. Analytical techniques
8. Energetics 1
9. Kinetics 1
10. Equilibria 1
11. Equilibria 2
12. Acid-Base equilibria
13. Energetics 2
14. Redox 2
15. Transition metals
16. Kinetics 2
17. Organic chemistry 2
18. Organic chemistry 3
19. Spectroscopy
Practical guide
Video Tutorials
- The atom, ions and isotopes
- Electron configuration sub shells and orbitals
- Energy level diagrams and electron orbitals
- Calculating relative atomic mass from mass Spectra
- Calculating the abundance of isotopes using mass spectra
- Periodicity - melting and boiling point
- Periodicity - trends
- Periodicity - successive ionisation energy
1. Atomic Structure and the Periodic Table
- Ionic bonding
- Covalent and dative covalent bonding
- Shapes of molecules 1 - no lone pairs
- Shapes of molecules 2 - with lone pairs
- Shapes of molecules 3 - molecular ions
- Metallic bonding
- Giant covalent structures
- Chemical structures summary
- Electronegativity
- 3 Types of Bonding
- Intermolecular Forces
2. Bonding and Structure
- Oxidation states
- Reduction and oxidation
- Using oxidation states - balancing half equations
3. Redox I
- Group 2 elements and their physical properties
- Group 2 elements - chemical properties and products
- S block compound stability
- Properties of group 7 - the halogens
- Halogen displacement reactions
- Halogen disproportionation reactions
- Test for halide ions (using silver nitrate)
- Test for halide ions (reactions with sulfuric acid)
4. Inorganic Chemistry and the Periodic Table
- Calculations using the ideal gas equation
- Titration calculation 1
- Atom economy
- Calculating the volume of a gas using moles
- Titration calculation 2 - calculating volume
- Calculating water of crystallisation
- Converting units (volume)
- Ideal gas equation and rearranging it
- The mole
- Calculating empirical formula
5. Formulae, Equations and Amounts of Substance
- Functional groups
- Nomenclature (branched molecules)
- Nomenclature (molecules with functional groups)
- Types of formula
- Structural isomers
- Stereoisomerism
- Fractional distillation
- Introduction to alkanes
- Industrial cracking
- Combustion of fuels
- Introduction to alkenes
- Electrophilic addition of bromine and hydrogen
- Electrophilic addition of hydrogen halides
- Polymers
- Introduction to haloalkanes
- Nucleophilic substitution reactions with ammonia
- Nucleophilic substitution reactions with cyanide
- Nucleophilic substitution reactions with hydroxide and water
- Elimination reactions of haloalkanes
- Free radical substitution reactions
- Introduction to alcohols
- Mass spectrometer - interpreting spectra
- Infra red spectroscopy
- Mass spectrometry - fragmentation
6. Organic chemistry I
7. Modern Analytical Techniques I
- Measuring enthalpy change part 1 (enthalpy of fuels)
- Endothermic and exothermic reactions
- Measuring enthalpy change part 2 - neutralisation
- Measuring enthalpy change part 2 - displacement reactions
- Measuring enthalpy change part 4 - enthalpy graphs
- Hess's law and cycles
- Bond enthalpy
8. Energetics I
- Collision theory
- Maxwell-Boltzmann distribution curves
- Catalysis
9. Kinetics I
- Dynamic equilibria
- Le Chatelier's principle
- Equilibria - haber process, methanol and ethanol synthesis
10. Equilibrium I
- Kc and the equilibrium expression
- Calculating concentration at equilibrium
- Calculating Kc
- Calculating the number of moles at equilibrium from Kc
- Kp - gas equilibria
- Partial pressure - gas equilibria
- The effect of changing conditions on equilibria
- Introduction to acids and bases
- Conjugate acids and bases
- Kw - ionic product of water
- Calculating pH of strong acids
- Calculating pKa
- Calculating the pH of a base
- Calculating acid concentration and Ka
- Ka - calculating the pH of a weak acid
- Titration curves and indicators
- Acidic and basic buffers
- Buffers made from a weak acid and a strong base
- Calculating the pH change of a buffer
- Calculating the pH change of a buffer made from a weak acid and strong base
- Calculating the pH of buffer solutions
- Half neutralisation point
- Titration calculations and diprotic acid curves
- Enthalpy change definitions
- Introduction to born haber cycle
- Using the born haber cycle
- Enthalpies of solution
- Introduction to entropy
- Entropy change 1
- Entropy change 2
- Gibbs free energy change 1
- Gibbs free energy change 2
- Half cells and the standard hydrogen electrode
- Electrochemical series and predicting redox reactions
- Electrochemical cells
- Batteries and fuel cells
- Redox titrations
- Iodine and sodium thiosulfate titrations
- Introduction to transition metals
- Transition metal complex ions
- Coloured ions
- Variable oxidation states chromium chemistry
- Ligand substitution reactions
- Summarising complex ions in solution
- Reactions of metal aqua ions
- Catalysis
11. Equilibrium II
12. Acid-Base Equilibria
13. Energetics II
14. Redox II
15. Transition Metals
- Rate equation
- Rates of reaction graphs and orders
- Working out order from rate tables
- Completing rate tables where there are gaps using rate equation
- Identifying a catalyst in a multi step mechanism
- Rate determining step
- Suggesting a mechanism with rate determining step
- Working out order from rate tables (more difficult example)
- Initial rates and the iodine clock
- Arrhenius equation
- Arrhenius plots
- Making an optically active compound
- Aldehydes and ketones - into carbonyl groups
- Nucleophilic addition reactions
- Redox reactions
- Carboxylic acids
- Esters
- Acylation (acid chloride reactions)
- Acylation (acid anhydride reactions)
- Benzene - structure and stability
- Properties and naming arenes
- Friedel crafts alkylation
- Friedel crafts acylation
- Nitration of benzene
- Phenols
- Introduction to amines
- Amines as a base and the inductive effect
- Making amines from haloalkanes
- Making amines from nitriles
- Making amines from nitrates
- Condensation polymers
- Amino acids
- Proteins
- Introduction to NMR
- Proton NMR - the basics
- Proton NMR - splitting patterns
- Interpreting NMR spectra 1
- Carbon 13 NMR
- Intepreting NMR spectra 2
- Intepreting NMR spectra 3
- Chromatography