WJEC A-Level Chemistry – Primrose Kitten

WJEC A-Level Chemistry

Last updated: 12/07/2022

Course Content

Unit 1 – The language of chemistry, structure of matter and simple reactions

Unit 1.1 – Formulae and equations 3 Quizzes

Expand

Lesson Content

Balanced equations

Ionic equations

Formulae of compounds and ions

Unit 1.2 – Basic ideas about atoms 6 Quizzes

Expand

Lesson Content

Structure of an atom

s, p, d or f block elements

Radioactive decay

Spectra (emission and absorption)

Energy, frequency and wavelength

Successive ionisation energies and electronic structure

Unit 1.3 – Chemical calculations 11 Quizzes

Expand

Lesson Content

Relative molecular mass

Mass spectrometry

Empirical and molecular formula

Moles and the Avogadro constant

Volume of gases

Ideal gas equation

Concentrations and volumes of solutions

Percentage yields

Percentage uncertainty

Unit 1.4 – Bonding 7 Quizzes

Expand

Lesson Content

Covalent and dative covalent bonds

Van der Waals’ forces

Permanent Dipole-Dipole Interactions

Shapes of molecules

Unit 1.5 – Solid structures 1 Quiz

Expand

Lesson Content

Bonding and properties

Unit 1.6 – The periodic table 10 Quizzes

Expand

Lesson Content

Electronic configuration

Redox reactions

Group 7 (17) the halogens

Chlorine and chlorate

Water of crystallization

Required practical – Make up a volumetric solution and carry out a simple acid–base titration.

The elements of groups 1 and 2

Unit 1.7 – Simple equilibria and acid-base reactions 5 Quizzes

Expand

Lesson Content

Le Chatelier’s principle and dynamic equilibrium

Required practical – Measurement of an enthalpy change.

Acids and bases

Unit 2 – Energy, rate and chemistry of carbon compounds.

Unit 2.1 – Thermochemistry 4 Quizzes

Expand

Lesson Content

Enthalpy change

Required practical – Investigation of how the rate of a reaction changes with temperature.

Unit 2.2 – Rates of reaction 7 Quizzes

Expand

Lesson Content

Collision Theory

Heterogeneous catalysts and homogeneous catalysts

Effect of catalysts on reaction rate

Required practical – Test for ions.

Effect of temperature on reaction rate

Effect of pressure and concentration on reaction rate

Unit 2.3 – The wider impact of chemistry 1 Quiz

Expand

Lesson Content

Impacts of chemical synthesis

Unit 2.4 – Organic compounds 6 Quizzes

Expand

Lesson Content

Types of formula

Skeletal formula

Introduction to organic chemistry

Structural isomerism

Reaction mechanisms

Unit 2.5 – Hydrocarbons 8 Quizzes

Expand

Lesson Content

Combustion of alkanes

Halogenation of alkanes

Bonding and reactivity

Stereoisomerism

Cahn–Ingold–Prelog priority rules

Addition reactions of alkenes

Addition polymers

Unit 2.6 – Halogenoalkanes 5 Quizzes

Expand

Lesson Content

Elimination reactions

Nucleophilic substitution

Halogenoalkanes

Depletion of ozone

Required practical – Distillation of a product from a reaction.

Unit 2.7 – Alcohols and carboxylic acids 6 Quizzes

Expand

Lesson Content

Production of alcohols

Reactions with alcohols

Oxidation of alcohols

Carboxylic acids

Required practical – Tests for alcohol, aldehyde, alkene and carboxylic acid.

Unit 2.8 – Instrumental analysis 4 Quizzes

Expand

Lesson Content

Time of flight mass spectrometer

Infrared spectroscopy

Unit 3 – Physical and inorganic chemistry.

Unit 3.1 – Redox and standard electrode potential 3 Quizzes

Expand

Lesson Content

Electrode potentials and cells

Electrochemical cells

Required practical – Measure the rate of a reaction by an initial rate method, and a continuous monitoring method.

Unit 3.2 – Redox reactions 2 Quizzes

Expand

Lesson Content

Required practical – Measuring the EMF of an electrochemical cell.

Redox titrations

Unit 3.3 – Chemistry of the p-block 3 Quizzes

Expand

Lesson Content

Amphoteric behaviour of p-block elements

Group trends and characteristics

Other p-block element compounds

Unit 3.4 – Chemistry of the d-block transition metals 6 Quizzes

Expand

Lesson Content

Transition metals

Coloured complex ions

Shapes of complex ions

Ligand exchange

Variable oxidation states of transition metals

Unit 3.5 – Chemical kinetics 4 Quizzes

Expand

Lesson Content

Orders of reactions and rate equations

Determination of rate equation

The Arrhenius equation

Required practical – Investigate how pH changes when a weak acid reacts with a strong base and when a strong acid reacts with a weak base.

1 of 2

WJEC A-Level Chemistry revision course

Enrolled