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 1.8 - 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.

Companion PDF worksheet for Edexcel IGCSE Chemistry Lecture 9 - Formulae and Calculations. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 1.25 - Understand how to write word equations and balanced chemical equations (including state symbols). Specification Point 1.26 - Calculate relative formula masses (including relative molecular masses) from relative atomic masses. Specification Point 1.27 - Know that the mole is the unit for the amount of a substance. Specification Point 1.28 - Understand how to carry out calculations involving amount of substance, relative atomic mass and relative formula mass. Complete set of Chapter 2 Worksheets are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.25 - Understand how to write word equations and balanced chemical equations (including state symbols). Specification Point 1.26 - Calculate relative formula masses (including relative molecular masses) from relative atomic masses. Specification Point 1.27 - Know that the mole is the unit for the amount of a substance. Specification Point 1.28 - Understand how to carry out calculations involving amount of substance, relative atomic mass and relative formula mass. Complete set of Chapter 2 Lessons are available.

Companion PDF worksheet for Edexcel IGCSE Chemistry Lecture 7 - Atoms and Molecules. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 1.14 - Know what is meant by the terms atom and molecule. Specification Point 1.15 - Know the structure of an atom in terms of the positions, relative masses and relative charges of subatomic particles. Specification Point 1.16 - Know what is meant by the terms atomic number, mass number, isotopes and relative atomic mass (Ar). Complete set of Chapter 2 Worksheets are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.14 - Know what is meant by the terms atom and molecule. Specification Point 1.15 - Know the structure of an atom in terms of the positions, relative masses and relative charges of subatomic particles. Specification Point 1.16 - Know what is meant by the terms atomic number, mass number, isotopes and relative atomic mass (Ar). Complete set of Chapter 2 Lessons are available.

Companion PDF worksheet for Edexcel IGCSE Chemistry Lecture 14 - Metallic Bonding. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 1.52C - Know how to represent a metallic lattice by a 2-D diagram. Specification Point 1.53C - Understand metallic bonding in terms of electrostatic attractions. Specification Point 1.54C - Explain typical physical properties of metals, including electrical conductivity and malleability. Complete set of Chapter 3 Worksheets are available.

Companion PDF worksheet for Edexcel IGCSE Chemistry Lecture 15 - Electrolysis. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 1.55C - Understand why covalent compounds do not conduct electricity. Specification Point 1.56C - Understand why ionic compounds conduct electricity only when molten or in aqueous solution. Specification Point 1.57C - Know that anion and cation are terms used to refer to negative and positive ions respectively. Specification Point 1.58C - Describe experiments to investigate electrolysis, using inert electrodes, of molten compounds and aqueous solutions and to predict the products. Specification Point 1.59C - Write ionic half-equations representing the reactions at the electrodes during electrolysis and understand why these reactions are classified as oxidation or reduction. Specification Point 1.60C - Practical: investigate the electrolysis of aqueous solutions. Complete set of Chapter 3 Worksheets are available.

Companion PDF worksheet for Edexcel IGCSE Chemistry Lecture 16 - Group 1 Elements. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 2.1 - Understand how the similarities in the reactions of the group 1 elements with water provide evidence for their recognition as a family of elements. Specification Point 2.2 - Understand how the differences between the reactions of the alkali metals with air and water provide evidence for the trend in reactivity in group 1. Specification Point 2.3 - Use knowledge of trends in group 1 to predict the properties of other alkali metals. Specification Point 2.4C - Explain the trend in reactivity in group 1 in terms of electronic configurations. Complete set of Chapter 4 Worksheets are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 2.34 - Know the general rules for predicting the solubility of ionic compounds in water. Specification Point 2.35 - Understand acids and bases in terms of proton transfer. Specification Point 2.36 - Understand that an acid is a proton donor and a base is a proton acceptor. Specification Point 2.37 - Describe the reactions of hydrochloric acid, sulfuric acid and nitric acid with metals, bases and metal carbonates to form salts. Specification Point 2.38 - Know that metal oxides, metal hydroxides and ammonia can act as bases, and that alkalis are bases that are soluble in water. Specification Point 2.39 - Describe an experiment to prepare a pure, dry sample of a soluble salt, starting from an insoluble reactant. Specification Point 2.42 - Practical: prepare a sample of pure, dry hydrated copper (II) sulphate crystals starting from copper (II) oxide. Complete set of Chapter 5 Lessons are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 2.28 - Describe the use of litmus, phenolphthalein and methyl orange to distinguish between acidic and alkaline solutions. Specification Point 2.29 - Understand how the pH scale can be used to classify solutions as strongly acidic, weakly acidic, neutral, weakly alkaline and strongly alkaline. Specification Point 2.30 - Describe the use of universal indicator to measure the approximate pH value of an aqueous solution. Specification Point 2.31 - Know that acids in aqueous solution are a source of hydrogen ions and alkalis in a aqueous solution are a source of hydroxide ions. Specification Point 2.32 - Know that alkalis can neutralise acids. Complete set of Chapter 5 Lessons are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 3.5C - Draw and explain energy level diagrams to represent exothermic and endothermic reactions. Specification Point 3.6C - Know that bond-breaking is an endothermic process and that bond-making is an exothermic process. Specification Point 3.7C - Use bond energies to calculate the enthalpy change during a chemical reaction. Complete set of Chapter 6 Lessons are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.1.2.5 - Balanced equations and associated calculations. Complete set of Chapter 1 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.1.1.6 - Bond polarity. Specification Point 3.1.3.7 - Forces between molecules. Complete set of Chapter 2 Lectures are available.

Complete set of concise, modern presentations for AQA A Level Chemistry (7405) Chapter 6 - Physical Chemistry. Contains colour coded specification points. Eight presentations included: 34 - Thermodynamics 35 - Entropy and Free-Energy Change 36 - Rates of Reaction 37 - The Arrhenius Equation 38 - Gas Equilibria 39 - Electrochemical Cells 40 - Acids and Bases 41 - Titrations and Buffers

A useful resource for students to practice their knowledge and examination technique for future external assessments. This is for the following paper: 4CH1 - 2C This mock is based on our 2023 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 2C 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 1e - Chemical formulae, equations and calculations (1.26 – 1.35C) • Topic 1i - Electrolysis (1.55C – 1.60C) • Topic 2e - Extraction and uses of metals (2.22C – 2.27C) • Topic 2f - Acids, alkalis and titrations (2.28 – 2.33C) • Topic 2h - Chemical tests (2.44 – 2.50) • Topic 3a - Energetics (including practical 3.8) (3.1 – 3.8) • Topic 3b - Rates of reaction (3.14C) • Topic 4e - Alcohols (4.29C - 4.33C) • Topic 4f - Carboxylic acids (4.34C – 4.37C) 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.

Complete set of concise, modern presentations for AQA A Level Chemistry (7404 and 7405) Chapter 1 - Atoms and Molecules. Contains colour coded specification points. Eight presentations included: 1 - The Atom 2 - Mass Spectrometry 3 - Electronic Structure 4 - Ionisation Energy 5 - The Mole 6 - Chemical Equations 7 - Titrations 8 - Formulas and Yields