A-Level Chemistry
AS Organic Chemistry
Physical chemistry - Atomic Structure
· Structure of an atom | Video 1 | Video 2 | Video 3 | Video 4 | Quiz |
· Time of flight mass spectrometer | Video | Quiz |
· Electronic configuration | Video 1 | Video 2 | Quiz |
Physical chemistry - Amount of substance
· Relative molecular mass | Video 1 | Video 2 | Quiz |
· Moles and the Avogadro constant | Video | Quiz |
· Ideal gas equation | Quiz |
· Empirical and molecular formula | Video | Quiz |
· Balanced equations | Video 1 | Video 2 | Video 3 | Quiz |
· Ionic equations | Video | Quiz |
· Salt equations | Video 1 | Video 2 | Quiz |
· Percentage yield | Video | Quiz |
· Atom economy | Video | Quiz |
· Volumes of gases | Quiz |
· Concentrations and volumes of solution | Video 1 | Video 2 | Video 3 | Video 4 | Quiz |
· Required practical 1 - Make up a volumetric solution and carry out a simple acid–base titration | Video 1 | Video 2 | Quiz |
· Water of crystallisation | Quiz |
Physical chemistry – Bonding
· Ionic bonding | Video 1 | Video 2 | Video 3 | Video 4 | Quiz |
· Covalent and dative covalent bonds | Video 1 | Video 2 | Video 3 | Video 4 | Quiz |
· Metallic bonding | Video | Quiz |
· Bonding and properties | Video 1 | Video 2 | Video 3 | Video 4 | Video 5 | Video 6 | Video 7 | Quiz |
· Shapes of molecules | Video 1 | Video 2 | Video 3 | Quiz |
· Bond polarity | Video 1 | Video 2 | Quiz |
· Van der Waals’ forces | Video 1 | Video 2 | Quiz |
· Permanent dipole-dipole forces | Video | Quiz |
· Hydrogen bonds | Video 1 | Video 2 | Quiz |
Physical chemistry – Energetics
· Enthalpy change | Quiz |
· Calorimetry | Video 1 | Video 2 | Quiz |
· Required practical 2 - Measurement of an enthalpy change | Quiz |
· Hess's Law | Quiz |
· Bond enthalpy | Video | Quiz |
Physical chemistry - Kinetics
· Collision theory | Video 1 | Video 2 | Quiz |
· Maxwell–Boltzmann distribution | Video | Quiz |
· Effect of temperature on reaction rate | Quiz |
· Required practical 3 - Investigation of how the rate of a reaction changes with temperature | Quiz |
· Effect of pressure and concentration on reaction rate | Quiz |
· Effect of catalysts on reaction rate | Quiz |
Physical chemistry - Chemical equilibria, Le Chatelier's Principle
and Kc
· Le Chatelier’s principle and dynamic equilibrium | Video | Quiz |
· Kc | Quiz |
Physical chemistry - Oxidation, reduction and redox reactions
· Oxidation states | Quiz |
· Redox reactions | Quiz |
Inorganic Chemistry - Periodicity
· s, p, d or f block elements | Video | Quiz |
Inorganic Chemistry - Group 2, the alkaline earth metals
· Group 2, the alkaline earth metals | Video | Quiz |
Inorganic Chemistry - Group 7 (17) the halogens
· Group 7 (17) the halogens | Video 1 | Video 2 | Quiz |
· Required Practical - identifying ions. Test for Halide Ions | Video |
· Chlorine and chlorate | Quiz |
Organic chemistry - Introduction to organic chemistry
· Introduction to organic chemistry | Quiz |
· Types of formula | Video | Quiz |
· Reaction Mechanisms | Video 1 | Video 2 | Quiz |
· Skeletal formula | Video | Quiz |
· Stereoisomerism | Video | Quiz |
· E–Z isomerism | Video 1 | Video 2 | Quiz |
· Cahn–Ingold–Prelog priority rules | Video | Quiz |
Organic chemistry - Alkanes
· Naming alkanes | Video 1 | Video 2 | Quiz |
· Fractional distillation of crude oil | Video | Quiz |
· Cracking | Quiz |
· Combustion of alkanes | Video | Quiz |
Organic chemistry - Halogenoalkanes
· Halogenoalkanes | Quiz |
· Halogenation of alkanes | Quiz |
· Nucleophilic substitution | Video | Quiz |
· Elimination reactions | Quiz |
· Depletion of ozone | Video | Quiz |
Organic chemistry - Alkenes
· Bonding and reactivity | Video 1 | Video 2 | Quiz |
· Addition reactions of alkenes | Video | Quiz |
· Addition polymers | Video | Quiz |
Organic chemistry - Alcohols
· Production of alcohol | Quiz |
· Oxidation of alcohols | Video 1 | Video 2 | Quiz |
· Reactions with alcohols | Quiz |
· Required practical 5 - Distillation of a product from a reaction | Video | Quiz |
Organic chemistry -Organic analysis
· Required practical 6 - Tests for alcohol, aldehyde, alkene and carboxylic acid | Video 1 | Video 2 | Quiz |
· Mass spectrometry | Quiz |
· Infrared spectroscopy | Quiz |
Physical chemistry - Thermodynamics
· Born-Haber Cycles | Quiz |
· Entropy change, ΔS | Quiz |
· Gibbs free-energy change, ΔG | Video | Quiz |
Physical chemistry - Rate equations
· Order of reactions and rate equations | Video | Quiz |
· The Arrhenius equation | Quiz |
· Determination of rate equation | Quiz |
· Required practical 7 - Measure the rate of a reaction by an initial rate method, and a continuous monitoring method | Quiz |
Physical chemistry - Equilibrium constant Kp for homogeneous systems
· Equilibrium constant Kp for homogeneous systems | Quiz |
Physical chemistry - Electrode potential and electrochemical cells
· Electrode potentials and cells | Quiz |
· Required practical 8 - Measuring the EMF of an electrochemical cell | Video | Quiz |
· Electrochemical cells | Video 1 | Video 2 | Quiz |
Physical chemistry - Acids and bases
· Brønsted–Lowry acid-base equilibria | Video | Quiz |
· Calculate the pH of strong acids | Quiz |
· Kw to calculate the pH of strong bases | Quiz |
· Calculate the pH of weak acids | Quiz |
· pH curves | Video 1 | Video 2 | Quiz |
· Required practical 9 - Investigate how pH changes when a weak acid reacts with a strong base and when a strong acid reacts with a weak base | Video | Quiz |
· Calculate the pH of buffer solutions | Quiz |
Inorganic chemistry - Properties of Period 3 elements and their oxides
· Properties of Period 3 elements and their oxides | Video 1 | Video 2 | Video 3 | Quiz |
Inorganic chemistry - Transition metals
· Transition metals | Video 1 | Video 2 | Quiz |
· Complex ions | Video | Quiz |
· Ligand exchange | Quiz |
· Shapes of complex ions | Quiz |
· Coloured complex ions | Video | Quiz |
· Variable oxidation states of transition metals | Video 1 | Video 2 | Quiz |
· Heterogeneous catalysts and homogeneous catalysts | Quiz |
Inorganic chemistry - Reactions of ions in aqueous solution
· Metal-aqua ions | Quiz |
· Required practical 11 - Carry out simple test-tube reactions to identify transition metal ions in aqueous solution | Quiz |
Organic chemistry - Optical isomerism
· Optical isomerism | Video 1 | Video 2 | Quiz |
· Aldehydes | Video 1 | Video 2 | Quiz |
· Ketones | Quiz |
Organic chemistry - Carboxylic acids and derivatives
· Carboxylic acids | Video 1 | Video 2 | Quiz |
· Carbonyl Compounds | Quiz |
· Esters | Video 1 | Video 2 | Video 3 | Quiz |
· Animals fats and vegetable oils | Quiz |
· Acid anhydrides | Quiz |
· Acyl chlorides | Quiz |
· Amides | Quiz |
· Required practical 10 - Preparation of a pure organic solid and test of its purity and a pure organic liquid | Video | Quiz |
Organic chemistry - Aromatic chemistry
· Benzene | Video 1 | Video 2 | Quiz |
· Nitration reactions| Quiz |
· Friedel-Crafts acylation reactions | Quiz |
Organic chemistry – Amines
· Aliphatic amines | Video | Quiz |
· Aromatic amines | Quiz |
· Amines as bases | Quiz |
· Reactions of amines | Video | Quiz |
· Organic chemistry - Polymers
· Condensation polymerization | Video | Quiz |
· Biodegradable polymers | Quiz |
· Disposal of polymers | Quiz |
Organic chemistry - Amino acids, proteins and DNA
· Amino acids | Video | Quiz |
· Structure of proteins | Video | Quiz |
· TLC (This Layer Chromatography) | Video 1 | Video 2 | Video 3 | Quiz |
· Drug action | Quiz |
· Structure of DNA | Video | Quiz |
· Cisplatin | Video | Quiz |
Organic chemistry - Organic synthesis
· Organic synthesis pathways | Video | Quiz |
Organic chemistry - Nuclear magnetic resonance spectroscopy
Organic chemistry - Chromatography
· Chromatography | Video 1 | Video 2 | Quiz |
· Required practical 12 - Separation of species by thin-layer chromatography | Video | Quiz |
Paper 1 is Inorganic and Physical Chemistry
Paper 2 is Organic and Physical Chemistry
Paper 1 and paper 2 are both a total of 80 marks, each makes up 50% of the AS grade. There are 65 marks of short and long answer questions and 15 marks of multiple choice questions
Paper 1 is Inorganic and Physical Chemistry
Paper 2 is Organic and Physical Chemistry
Paper 3 is any content
Paper 1 and paper 2 are both a total of 105 marks, each paper makes up 35% of the A-level grade. There will be 105 marks from short and long answer questions
Paper 3 is worth 90 marks making up 30% of the A-level. There will be 40 marks of questions on practical techniques and data analysis, 20 marks of questions testing across the specification followed by 30 marks of multiple choice questions