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We understand the importance of education. We offer tailored private tuition designed to maximise success at GCSE, A Level and beyond. Our tutors are experienced professionals, teachers and top-tier graduates with extensive knowledge in their subjects. On Tes we offer high quality board-specific resources. Please check back regularly as we are continually updating our stock.

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We understand the importance of education. We offer tailored private tuition designed to maximise success at GCSE, A Level and beyond. Our tutors are experienced professionals, teachers and top-tier graduates with extensive knowledge in their subjects. On Tes we offer high quality board-specific resources. Please check back regularly as we are continually updating our stock.
Edexcel IGCSE Chemistry Lecture 12 - Ionic Bonding
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Edexcel IGCSE Chemistry Lecture 12 - Ionic Bonding

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 1.37 - Understand how ions are formed by electron loss or gain. Specification Point 1.38 - Know the charges of several atomic and molecular ions. Specification Point 1.39 - Write formulae for compounds formed between the ions listed in 1.38. Specification Point 1.40 - Draw dot-and-cross diagrams to show the formation of ionic compounds by electron transfer, limited to combinations of elements from groups 1, 2, 3, 5, 6 and 7. Specification Point 1.41 - Understand ionic bonding in terms of electrostatic attractions. Specification Point 1.42 - Understand why compounds with giant ionic lattices have high melting and boiling points. Specification Point 1.43 - Know that ionic compounds do not conduct electricity when solid, but do conduct electricity when molten and in aqueous solution. Complete set of Chapter 3 Lectures are available.
Edexcel IGCSE Chemistry Lecture 2 - Solutions and Solubility
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Edexcel IGCSE Chemistry Lecture 2 - Solutions and Solubility

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Powerpoint lecture 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 18 - Atmospheric Gases
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Edexcel IGCSE Chemistry Lecture 18 - Atmospheric Gases

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.9 - Know the approximate percentages by volume of the four most abundant gases in dry air. Specification Point 2.10 - Understand how to determine the percentage by volume of oxygen in air using experiments involving the reactions of metals and non-metals with air. Specification Point 2.11 - Describe the combustion of elements in oxygen, including magnesium, hydrogen and sulphur. Specification Point 2.12 - Describe the formation of carbon dioxide from the thermal decomposition of metal carbonates, including copper (II) carbonate. Specification Point 2.13 - Know that carbon dioxide is a greenhouse gas and that increasing amounts in the atmosphere may contribute to climate change. Specification Point 2.14 - Practical: determine the approximate percentage by volume of oxygen in air using a metal or a non-metal. Complete set of Chapter 4 Lectures are available.
Edexcel IGCSE Chemistry Lecture 4 - Elements, Compounds and Mixtures
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Edexcel IGCSE Chemistry Lecture 4 - Elements, Compounds and Mixtures

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Powerpoint lecture 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 5 - Methods of Separation
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Edexcel IGCSE Chemistry Lecture 5 - Methods of Separation

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 1.10 Describe the following experimental techniques for the separation of mixtures: Simple distillation. Fractional distillation. Filtration. Crystallisation. Paper chromatography. Complete set of Chapter 1 Lectures are available.
Edexcel IGCSE Chemistry Lecture 15 - Electrolysis
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Edexcel IGCSE Chemistry Lecture 15 - Electrolysis

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Powerpoint lecture covering the following in a modern, concise format: 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 9 - Formulae and Calculations
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Edexcel IGCSE Chemistry Lecture 9 - Formulae and Calculations

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Powerpoint lecture 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 28 - Rates of Reaction
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Edexcel IGCSE Chemistry Lecture 28 - Rates of Reaction

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.9 - Describe experiments to investigate the effects of changes in surface area of a solid, concentration of a solution, temperature and the use of a catalyst on the rate of a reaction. Specification Point 3.10 - Describe the effects of changes in surface area of a solid, concentration of a solution, pressure of a gas, temperature and the use of a catalyst on the rate of a reaction. Specification Point 3.11 - Explain the effects of changes in surface area of a solid, concentration of a solution, pressure of a gas and temperature on the rate of a reaction in terms of particle collision theory. Specification Point 3.12 - Know that a catalyst is a substance that increases the rate of a reaction, but is chemically unchanged at the end of the reaction. Specification Point 3.13 - Know that a catalyst works by providing an alternative pathway with lower activation energy. Specification Point 3.15 - Practical: investigate the effect of changing the surface area of marble chips and of changing the concentration of hydrochloric acid on the rate of reaction between marble chips and dilute hydrochloric acid. Specification Point 3.16 - Practical: investigate the effect of different solids on the catalytic decomposition of hydrogen peroxide solution. Complete set of Chapter 6 Lectures are available.
Edexcel IGCSE Chemistry Lecture 19 - Metals and the Reactivity Series
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Edexcel IGCSE Chemistry Lecture 19 - Metals and the Reactivity Series

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.15 - Understand how metals can be arranged in a reactivity series based on their reactions with water or dilute acid. Specification Point 2.16 - Understand how metals can be arranged in a reactivity series based on displacement reactions. Specification Point 2.17 - Know the order of reactivity of these metals: potassium, sodium, lithium, calcium, magnesium, aluminium, zinc, iron, copper, silver, and gold. Specification Point 2.18 - Know the conditions under which iron rusts. Specification Point 2.19 - Understand how the rusting of iron may be prevented by barrier methods, galvanising and sacrificial protection. Specification Point 2.20 - Understand the terms oxidation, reduction, redox, oxidising agent and reducing agent in terms of the gain or loss of oxygen and the loss or gain of electrons. Specification Point 2.21 - Practical: investigate reactions between dilute hydrochloric and sulfuric acids and metals (e.g. magnesium, zinc and iron). Complete set of Chapter 4 Lectures are available.
Edexcel IGCSE Chemistry Lecture 10 - Formulae and Calculations Part 2
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Edexcel IGCSE Chemistry Lecture 10 - Formulae and Calculations Part 2

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 1.29 - Calculate reacting masses using experimental data and chemical equations. Specification Point 1.30 - Calculate percentage yield. Specification Point 1.31 - Understand how the formulae of simple compounds can be obtained experimentally, including metal oxides, water and salts containing water of crystallisation. Specification Point 1.32 - Know what is meant by the terms empirical formula and molecular formula. Specification Point 1.33 - Calculate empirical and molecular formulae from experimental data. Complete set of Chapter 2 Lectures are available.
Edexcel IGCSE Chemistry Lecture 24 - Making Salts
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Edexcel IGCSE Chemistry Lecture 24 - Making Salts

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.40C - Describe an experiment to prepare a pure, dry sample of a soluble salt, starting from an acid and alkali. Specification Point 2.41C - Describe an experiment to prepare a pure, dry sample of an insoluble salt, starting from 2 soluble reactants. Specification Point 2.43C - Practical: prepare a sample of pure, dry lead (II) sulphate. Complete set of Chapter 5 Lectures are available.
Edexcel IGCSE Chemistry Lecture 14 - Metallic Bonding
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Edexcel IGCSE Chemistry Lecture 14 - Metallic Bonding

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Powerpoint lecture covering the following in a modern, concise format: 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 20 - The Uses of Metals
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Edexcel IGCSE Chemistry Lecture 20 - The Uses of Metals

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.22C - Know that most metals are extracted from ores found in the Earth’s crust and that unreactive metals are often found as the uncombined element. Specification Point 2.23C - Explain how the method of extraction of a metal is related to its position in the reactivity series, illustrated by carbon extraction for iron and electrolysis for aluminium. Specification Point 2.24C - Be able to comment on a metal extraction process, given appropriate information. Specification Point 2.25C - Explain the uses of aluminium, copper, iron and steel in terms of their properties. Specification Point 2.26C - Know that an alloy is a mixture of a metal and one or more elements, usually other metals or carbon. Specification Point 2.27C - Explain why alloys are harder than pure metals. Complete set of Chapter 4 Lectures are available.
Edexcel IGCSE Chemistry Lecture 11 - Concentrations and Volumes
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Edexcel IGCSE Chemistry Lecture 11 - Concentrations and Volumes

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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.
Edexcel IGCSE Chemistry Lecture 7 - Atoms and Molecules
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Edexcel IGCSE Chemistry Lecture 7 - Atoms and Molecules

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Powerpoint lecture 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 21 - Acids and Alkalis
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Edexcel IGCSE Chemistry Lecture 21 - Acids and Alkalis

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Powerpoint lecture 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 Lectures are available.
Edexcel IGCSE Chemistry Lecture 30 - Dynamic Equilibria
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Edexcel IGCSE Chemistry Lecture 30 - Dynamic Equilibria

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.19C - Know that a reversible reaction can reach dynamic equilibrium in a sealed container. Specification Point 3.20C - Know that at dynamic equilibrium the forward and reverse reactions occur at the same rate and the concentrations of reactants and products remain constant. Specification Point 3.21C - Understand why a catalyst does not affect the position of equilibrium in a reversible reaction. Specification Point 3.22C - Know the effect of changing either temperature or pressure on the position of equilibrium in a reversible reaction. Complete set of Chapter 6 Lectures are available.
Edexcel IGCSE Chemistry Lecture 36 - Esters
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Edexcel IGCSE Chemistry Lecture 36 - Esters

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.38C - Know that esters contain the functional group -COO-. Specification Point 4.39C - Know that ethyl ethanoate is the ester produced when ethanol and ethanoic acid react in the presence of an acid catalyst. Specification Point 4.40C - Understand how to write the structural and displayed formulae of ethyl ethanoate. Specification Point 4.41C - Understand how to write the structural and displayed formulae of an ester, given the name or formula of the alcohol and carboxylic acid from which it is formed and vice versa. Specification Point 4.42C - Know that esters are volatile compounds with distinctive smells and are used as food flavourings and in perfumes. Specification Point 4.43C - Practical: prepare a sample of an ester such as ethyl ethanoate. Complete set of Chapter 7 Lectures are available.
Edexcel IGCSE Chemistry Lecture 32 - Crude Oil
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Edexcel IGCSE Chemistry Lecture 32 - Crude Oil

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.7 - Know that crude oil is a mixture of hydrocarbons. Specification Point 4.8 - Describe how the industrial process of fractional distillation separates crude oil into fractions. Specification Point 4.9 - Know the names and uses of the main fractions obtained from crude oil. Specification Point 4.10 - Know the trend in colour, boiling point and viscosity of the main fractions. Complete set of Chapter 7 Lectures are available.
Edexcel IGCSE Chemistry Lecture 34 - Alkanes and Alkenes
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Edexcel IGCSE Chemistry Lecture 34 - Alkanes and Alkenes

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Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.19 - Know the general formula for alkanes. Specification Point 4.20 - Explain why alkanes are classified as saturated hydrocarbons. Specification Point 4.21 - Understand how to draw the structural and displayed formulae for alkanes with up to five carbon atoms in the molecule, and to name the unbranched-chain isomers. Specification Point 4.22 - Describe the reactions of alkanes with halogens in the presence of ultraviolet radiation, limited to mono-substitution. Specification Point 4.23 - Know that alkenes contain a particular functional group (C=C). Specification Point 4.24 - Know the general formula for alkenes. Specification Point 4.25 - Explain why alkenes are classified as unsaturated hydrocarbons. Specification Point 4.26 - Understand how to draw the structural and displayed formulae for alkenes with up to four carbon atoms in the molecule, and name the unbranched-chain isomers. Specification Point 4.27 -Describe the reactions of alkenes with bromine to produce dibromoalkanes. Specification Point 4.28 - Describe how bromine water can be used to distinguish between an alkane and an alkene. Complete set of Chapter 7 Lectures are available.