Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.33C - Describe how to carry out an acid-alkali titration. Complete set of Chapter 5 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 1.11 - Understand how a chromatogram provides information about the composition of a mixture. Specification Point 1.12 - Understand how to use the calculation of Rf values to identify the components of a mixture. Specification Point 1.13 - Practical: understand how a chromatogram provides information about the composition of a mixture. Complete set of Chapter 1 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.1 - Know that chemical reactions in which heat energy is given out are described as exothermic, and those in which heat energy is taken in are described as endothermic. Specification Point 3.2 - Describe simple calorimetry experiments for reactions such as combustion, displacement, dissolving and neutralisation. Specification Point 3.3 - Calculate the heat energy change from a measured temperature change using the expression Q = mcΔT. Specification Point 3.4 - Calculate the molar enthalpy change (ΔH) from the heat energy change, Q. Specification Point 3.8 - Practical: investigate temperature changes accompanying some of the following types of change: salts dissolving in water, neutralisation reactions, displacement reactions and combustion reactions. Complete set of Chapter 6 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.5 - Know the colours, physical states (at room temperature) and trends in physical properties of chlorine, bromine and iodine. Specification Point 2.6 - Use knowledge of trends in group 7 to predict the properties of other halogens. Specification Point 2.7 - Understand how displacement reactions involving halogens and halides provide evidence for the trend in reactivity in group 7. Specification Point 2.8C - Explain the trend in reactivity in group 7 in terms of electronic configurations. Complete set of Chapter 4 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.48C - Know that condensation polymerisation, in which a dicarboxylic acid reacts with a diol, produces a polyester and water. Specification Point 4.49C - Understand how to write the structural and displayed formula of a polyester, showing the repeat unit, given the formulae of the monomers from which it is formed including the reaction of ethanedioic acid and ethanediol. Specification Point 4.50C - Know that some polyesters, known as biopolyesters, are biodegradable. Complete set of Chapter 7 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.44 - Know that an addition polymer is formed by joining up many small molecules called monomers. Specification Point 4.45 - Understand how to draw the repeat unit of an addition polymer, including polyethene, polypropene, polychloroethene and polytetrafluoroethene. Specification Point 4.46 - Understand how to deduce the structure of a monomer from the repeat unit of an addition polymer and vice versa. Specification Point 4.47 - Explain problems in the disposal of addition polymers. Complete set of Chapter 7 Lectures are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 2.5 - Know the colours, physical states (at room temperature) and trends in physical properties of chlorine, bromine and iodine. Specification Point 2.6 - Use knowledge of trends in group 7 to predict the properties of other halogens. Specification Point 2.7 - Understand how displacement reactions involving halogens and halides provide evidence for the trend in reactivity in group 7. Specification Point 2.8C - Explain the trend in reactivity in group 7 in terms of electronic configurations. Complete set of Chapter 4 Lessons are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.2.1.1 - Classification of elements. Specification Point 3.2.1.2 - Physical properties of Period 3 elements. Complete set of Chapter 4 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.1.10 - The equilibrium constant, Kp for homogeneous systems. Complete set of Chapter 6 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.3.7 - Optical isomerism. Complete set of Chapter 8 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.2.5.5 - Variable oxidation states. Complete set of Chapter 7 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.3.10.1 - Bonding in aromatic chemistry. Specification Point 3.3.10.2 - Electrophilic substitution. Complete set of Chapter 8 Lectures are available.

A complete set of companion audioguide chapters, designed to accompany our Edexcel IGCSE Chemistry Lessons. Perfect for revision and on-the-go learning! Each chapter is around 5 minutes long. 38 chapters included: 1 - States of Matter 2 - Solutions and Solubility 3 - Calculating Solubility 4 - Elements, Compounds and Mixture 5 - Methods of Separation 6 - Paper Chromatography 7 - Atoms and Molecules 8 - The Periodic Table 9 - Formulae and Calculations 10 - Formulae and Calculations Part 2 11 - Concentration and Volumes 12 - Ionic Bonding 13 - Covalent Bonding 14 - Metallic Bonding 15 - Electrolysis 16 - Group 1 Elements 17 - Group 7 Elements 18 - Atmospheric Gases 19 - Metals and the Reactivity Series 20 - The Uses of Metals 21 - Acids and Alkalis 22 - Titrations 23 - Acids, Bases and Salts 24 - Making Salts 25 - Chemical Tests 26 - Energetics 27 - Bond Energies 28 - Rates of Reaction 29 - Reversible Reactions 30 - Dynamic Equilibria 31 - Organic Compounds 32 - Crude Oil 33 - Burning Hydrocarbons 34 - Alkanes and Alkenes 35 - Organic Compounds Part 2 36 - Esters 37 - Addition Polymers 38 - Condensation Polymers

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.2.5.1 - General properties of transition metals. Specification Point 3.2.5.2 - Substitution reactions. Specification Point 3.2.5.3 - The shapes of complex ions. Complete set of Chapter 7 Lectures are available.

Complete set of concise, modern presentations for Edexcel IGCSE Chemistry (4CH1) Chapter 3 - Bonding. Contains colour coded specification points. Four presentations included: 12 - Ionic Bonding 13 - Covalent Bonding 14 - Metallic Bonding 15 - Electrolysis

Powerpoint lecture covering the following in a modern, concise format: Specification Point 1.34C - Understand how to carry out calculations involving amount of substance, volume and concentration of solution. Specification Point 1.35C - Understand how to carry out calculations involving gas volumes and the molar volume of a gas. Complete set of Chapter 2 Lectures are available.

A useful resource for students to practice their knowledge and examination technique for future external assessments. This is for the following paper: 4CH1 - 1C This mock is based on our 2022 Predicted Papers. These questions are completely original and have been designed from scratch. There has been no reuse of previous exam questions. Our mock paper follows the format of the true Edexcel IGCSE Chemistry 1C paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1a - States of matter (1.1 – 1.4) • Topic 1c - Atomic structure (1.14 – 1.17) • Topic 1e - Chemical formulae, equations and calculations (including practical 1.36) (1.25 – 1.33, 1.36) • Topic 1g - Covalent bonding (1.44 – 1.51) • Topic 2c - Gases in the atmosphere (2.9 – 2.14) • Topic 2h - Chemical tests (2.44 – 2.50) • Topic 3b - Rates of reaction (3.9 – 3.13) • Topic 4b - Crude oil (4.7 – 4.18) • Topic 4c - Alkanes (4.19 – 4.22) Disclaimer: This document was created by department heads with many years of experience teaching the Pearson Edexcel IGCSE Chemistry course. We cannot however guarantee that it is an accurate representation of upcoming examinations and students should not treat it as such. Please use this as an aid, alongside other methods of revision.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.4 - Understand how the results of experiments involving the dilution of coloured solutions and diffusion of gases can be explained. Specification Point 1.5 - Know what is meant by the terms: solvent, solute, solution and saturated solution. Complete set of Chapter 1 Lessons are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.8 - Understand how to classify a substance as an element, compound or mixture. Specification Point 1.9 - Understand that a pure substance has a fixed melting and boiling point, but that a mixture may melt or boil over a range of temperatures. Complete set of Chapter 1 Lessons are available.

EdexcelCompanion PDF worksheet for Edexcel IGCSE Chemistry Lecture 4 - Elements, Compounds and Mixtures. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 1.8 - Understand how to classify a substance as an element, compound or mixture. Specification Point 1.9 - Understand that a pure substance has a fixed melting and boiling point, but that a mixture may melt or boil over a range of temperatures. Complete set of Chapter 1 Worksheets are available.