9 1 9/10 2.5 Chromatography Explain how to set up chromatography paper. Distinguish pure from impure substances. Interpret chromatograms and calculate Rf values. C2.1f–k Practical sheet; Worksheet; Technician’s notes Quick starter Homework worksheet Homework quiz Video 9 1 9/10 2.6 Practical: Investigate how paper chromatography can be used in forensic science to identify an ink mixture used in a forgery Describe the safe and correct manipulation of chromatography apparatus and how accurate measurements are achieved. Make and record measurements used in chromatography. Calculate Rf values. PAG Practical sheets 1 and 2; Technician’s notes Quick starter Homework worksheet Homework qu Quick starter Homework worksheet Homework quiz iz 9 1 9/10 2.7 Maths skills: Use an appropriate number of significant figures Measure distances on chromatograms. Calculate Rf values. Record Rf values to an appropriate number of significant figures. CM2.1 Presentation Quick starter Homework worksheet Homework quiz 9 1 11/12 2.8 Comparing metals and non-metals Review the physical properties of metals and Compare the oxides of metals and of non-metals. Make predictions about unknown metals and C2.2a Worksheet; Practical sheet; Technician’s notes; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz 9 1 11/12 2.9 Electron structure Find out how electrons are arranged in Use diagrams and symbols to show energy levels they occupy. Relate each element’s electron configuration to its position in the periodic C2.2c Worksheets 1, 2 and 3; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz 9 1 11/12 2.10 Metals and Explore the links between electron configurations of elements and their properties. Find out what happens to the outer electrons when metals react. Draw diagrams to show how ions form. C2.2b Worksheets 1 and 2; Technician’s notes Quick starter Homework worksheet Homework quiz metals. metals.
9 2 9/10 2.23 Developing the periodic table Find out how the periodic table has changed over the years. Explore Mendeleev’s role in its development. Consider the accuracy of Mendeleev’s predictions. Worksheets 1 and 2; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz 9 2 9/10 2.24 Diamond Identify why diamonds are so hard. Explain how the properties relate to the bonding in diamond. Explain why diamond differs from graphite. C2.3a–f Worksheet Quick starter Homework worksheet Homework quiz Slideshow Video 9 2 11/12 2.25 Graphite Describe the structure and bonding of graphite. Explain the properties of graphite. Explain the similarity to Worksheets 1 and 2 Quick starter Homework worksheet Homework quiz Video 9 2 11/12 2.26 Fullerenes and graphene Describe the structure of graphene. Explain the structure and uses of the fullerenes. Explain the structure of nanotubes. Worksheets 1 and 2 Quick starter Homework worksheet Homework quiz Video 9 2 11/12 2.27 Nanoparticles, their properties and uses Relate the sizes of nanoparticles to atoms and molecules. Explain that there may be risks associated with nanoparticles. Evaluate the use of nanoparticles for a specific purpose. C2.3g–j Worksheets 1, 2 and 3; Technician’s notes Quick starter Homework worksheet Homework quiz 9 3 1/2 2.28 skills: Using ratios in mixture, empirical formulae and Consider ways of comparing the amounts of in the atmosphere. Review what balanced symbol equations show. Compare the yields in chemical reactions. CM1 Worksheets 1and 2 starter Homework worksheet Homework quiz Slideshow
balanced equations Technician’s notes Presentation 9 3 1/2 Assessment End of chapter test Student Book End of chapter test Collins Connect Chapter 3: Chemical reactions (27 lessons) 9 3 1/2 3.1 Elements and compounds Identify symbols of elements from the periodic table. Recognise the properties of elements and compounds. Identify the elements in a compound. C3.1a Worksheets 1 and 2; Practical Technician notes starter Homework worksheet Homework quiz Slideshow 9 3 3/4 3.2 Atoms, formulae and equations Learn the symbols of the first 20 elements in the periodic table. Use symbols to describe elements and compounds. Use formulae to write equations. C3.1b, c Worksheets 1, 2 and 3; Practical sheet; Technician’s notes; Presentation starter Homework worksheet Homework quiz Slideshow Video 9 3 3/4 3.3 Moles Describe the measurements of amounts of substances in moles. Calculate the amount of moles in a given mass of a substance. Calculate the mass of a given number of moles of a substance. C3.1g–i Worksheets 1 and 2; Technician’s notes starter Homework worksheet Homework quiz 9 3 3/4 3.4 Key concept: Conservation of mass and balanced equations Explore ideas about the conservation of mass. Consider what the numbers in equations stand for. Write balanced symbol equations. Key Concept C3.1d–f Worksheet; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz Slideshow Video
9 3 5/6 3.5 Key concept: Amounts in chemistry Use atomic masses to calculate formula masses. Explain how formula mass relates to the number of moles. Explain how the number of moles relates to other quantities. Key Concept Worksheets 1 and 2 Quick starter Homework worksheet Homework quiz Slideshow 9 3 5/6 3.6 Mass changes when gases are in reactions Find out how mass can be gained or lost during a reaction. Find the mass of carbon dioxide released per gram of copper carbonate decomposed. Assess the accuracy of our measurements. C3.1j Worksheet; Practical sheet; Technician’s notes; Presentations 1 and 2; Graph plotter Quick starter Homework worksheet Homework quiz Slideshow 9 3 5/6 3.7 moles to balance equations Convert masses in grams to amounts in moles. Balance an equation the masses of reactants and products. Change the subject of a mathematical equation. C3.1k Worksheet Quick starter Homework worksheet Homework quiz Slideshow 9 3 7/8 3.8 Key concept: Limiting reactants and molar masses Recognise when one reactant is in excess. Consider how this affects the amount of product made. Explore ways of increasing the amount of product. Key Concept Technician’s notes; Practical sheet; Worksheets 1 and 2; Presentation Quick starter Homework worksheet Homework quiz Slideshow Video 9 3 7/8 3.9 Amounts of substances in equations Calculate the masses of substances in a balanced symbol equation. Calculate the masses of reactants and products from balanced symbol equations. Calculate the mass of a given reactant or product. C3.1l Worksheet Quick starter Homework worksheet Homework quiz Slideshow 9 3 7/8 3.10 Endothermic and exothermic reactions Explore the temperature changes produced by chemical reactions. Consider how reactions are used to heat or cool their surroundings. C3.2a Technician’s notes; Practical sheet; Worksheet; Quick starter Homework worksheet Homework quiz Slideshow
Investigate how these temperature changes can be controlled. Graph plotters 1 and 2 9 3 9/10 3.11 Reaction profiles Use diagrams to show the energy changes during reactions. Show the difference between exothermic and endothermic reactions using energy profiles. Find out why many reactions start only when energy or a catalyst is added. C3.2b, c Technician’s notes; Worksheets 1 and 2; Presentation starter Homework worksheet Homework quiz Video 9 3 9/10 3.12 Energy change of reactions Identify the bonds broken and formed during a chemical reaction. Consider why some reactions are exothermic and others are endothermic. Use bond energies to calculate overall energy changes. C3.2d Technician’s notes; Worksheets 1 and 2; Presentation starter Homework worksheet Homework quiz 9 3 9/10 3.13 Maths skill: Recognise and use expressions in decimal form Read scales in integers and using decimals. Calculate the energy change during a reaction. Calculate energy transferred for comparison. CM3.2 Practical sheet; Worksheet; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz 9 3 11/12 3.14 Oxidation and reduction in of electrons Observe some reactions between metal atoms and metal ions. Learn to write ionic equations and half equations. Classify half equations as oxidation or reduction. C3.3a, b Technician’s notes; Practical sheet; Worksheet; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz 9 3 11/12 3.15 Key concept: Electron transfer, oxidation and reduction Review ion formation. Classify half equations as oxidation or reduction. Review patterns in reactivity. Key Concept C3.3c Worksheet; Presentation Quick starter Homework worksheet Homework quiz Video 9 3 11/12 3.16 Neutralisation of acids and salt production React an acid and an alkali to make a salt. Predict the formulae of salts. Write balanced symbol equations. C3.3d Technician’s notes; Practical sheet; Quick starter Homework worksheet
Worksheets 1 and 2 Homework quiz Video 10 1 1/2 3.17 Soluble salts React an acid and a metal to make a salt. Predict the formulae of salts. Write balanced symbol equations and half equations. Technician’s Practical sheet; Worksheets 1 and 2; Presentation and 2 Quick starter Homework worksheet Homework quiz Video 10 1 1/2 3.18 Reaction of metals with acids an acid and a metal to make a salt. Predict the formulae of salts. Write balanced symbol equations and half equations. Technician’s notes; Practical sheet; Worksheets 1 and 2; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz 10 1 1/2 3.19 Practical: Preparing a pure, dry sample of a soluble salt from an insoluble oxide or carbonate React a carbonate with an acid to make a salt. Describe each step in the procedure. Determine the purity of the product. PAG Technician’s Practical sheet; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz 10 1 3/4 3.20 pH and neutralisation Estimate the pH of solutions. Identify weak and strong acids and alkalis. Investigate pH changes when a strong acid neutralises a strong alkali. C3.3g–k Technician’s notes 1, 2 and 3; Practical sheet; Worksheet; Presentation Quick starter Homework worksheet Homework quiz 10 1 3/4 3.21 Strong and weak acids Explore the factors that affect the pH of an acid. Find out how the pH changes when an acid is diluted. Worksheet Quick starter Homework worksheet
half equations for reactions at electrodes. Worksheet; Practical sheet; Presentation Homework quiz 10 1 7/8 3.27 Practical: Investigating what happens when aqueous solutions are electrolysed using inert electrodes Devise a hypothesis. Devise an investigation to test your hypothesis. Decide whether the evidence supports your hypothesis. PAG Technician’s notes; Practical sheet; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz 10 1 7/8 Assessment End of chapter test Student Book End of chapter test Collins Connect End of teaching block test Collins Connect End of year test Collins Connect Chapter 4: Predicting and identifying reactions and products (12 lessons) 10 1 9/10 4.1 Exploring Group 0 Explore the properties of noble gases. Find out how the mass of their atoms affects their boiling points. Relate their chemical properties to their electronic structures. C4.1a, b Worksheet; plotter 1; Presentations 1 and 2 starter Homework worksheet Homework quiz Slideshow 10 1 9/10 4.2 Exploring Group 1 Explore the properties of Group 1 metals. Compare their reactivity. Relate their reactivity to their electronic structures. Worksheets 1, 2 and 3; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz 10 1 9/10 4.3 Exploring 7 Explain why Group 7 non-metals are known as ‘halogens’. Compare their reactivity. Relate their reactivity to their electronic structures. Worksheets 1, 2 and 3; Technician’s notes 1 and 2; Presentation Quick starter Homework worksheet Homework quiz Slideshow 10 1 11/12 4.4 Transition metals Compare the properties of transition metals with those of Group 1 Explore the uses of transition metals. C4.1c Worksheet; Technician’s notes; Presentation Quick starter Homework worksheet
Find out why they can form compounds with different colours. Homework quiz Slideshow 10 1 11/12 4.5 Reaction trends and predicting reactions Review the patterns in the periodic Compare the trends in Group 1 and Group 7. Relate these trends to the way atoms form ions. C4.1d Worksheet; Presentation Quick starter Homework worksheet Homework quiz 10 1 11/12 4.6 Reactivity series Compare the reactivity of metals. Observe some reactions between metal atoms and metal ions. Consider why some metals are more reactive than others. C4.1e, f Practical Worksheet; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz Slideshow 10 2 1/2 4.7 for gases Recall the tests for four common gases. Identify the four common using these tests. Explain why limewater can be used to detect carbon dioxide. C4.2a Practical sheet; Technician’s notes; Presentation starter Homework worksheet Homework quiz 10 2 1/2 4.8 Metal hydroxides Recognise the precipitate colour of metal hydroxides. Explain how to use sodium hydroxide to test for metal ions. Write balanced equations for producing insoluble metal hydroxides. C4.2b–d Practical Worksheet; Technician’s notes Quick starter Homework worksheet Homework quiz Slideshow 10 2 1/2 4.9 Tests for anions Identify the tests for carbonates. Explain the tests for halides and sulfates. Identify anions and cations from the results of tests. Practical sheets 1 and 2; Worksheet; Technician’s 1 and 2 Quick starter Homework worksheet Homework quiz 10 2 3/4 4.10 Flame tests Carry out flame-test procedures. Identify the colours of flames of ions. Identify species from the results of the C4.2e Practical sheet; Worksheet; Technician’s notes Quick starter Homework worksheet Homework quiz
10 2 3/4 4.11 Instrumental methods Identify advantages of instrumental methods compared with the chemical Describe some instrumental techniques. Explain the data provided by instrumental techniques. C4.2f, g Worksheets 1 and 2 Quick starter Homework worksheet Homework quiz Slideshow Video 10 2 3/4 4.12 Practical: Use chemical tests to identify the ions in unknown single ionic compounds Describe how to carry out experiments safely using the correct manipulation of apparatus for the qualitative analysis of ions. Make and record observations using flame tests and precipitation methods. Identify unknown ions in chemical compounds. PAG Practical sheets 1 and 2; Technician’s Quick starter Homework worksheet Homework quiz 10 2 5/6 Assessment End of chapter test Student Book End of chapter test Collins Connect Chapter 5: Monitoring and controlling chemical reactions (20 lessons) 10 2 5/6 5.1 Concentration of solutions Relate mass, volume and concentration. Calculate the mass of solute in solution. Relate concentration in mol/dm3 to mass and volume. C5.1a–c Practical sheet; Worksheet; Technician’s notes starter Homework worksheet Homework quiz 10 2 5/6 5.2 Using concentrations of solutions Describe how to carry out titrations. Calculate concentrations in titrations in mol/dm3 and in g/dm3. Explain how the concentration of a solution in mol/dm3 is related to the mass of the mass of the solute and the volume of the solution. Practical sheet; Worksheet; Technician’s notes Quick starter Homework worksheet Homework quiz Slideshow 10 2 7/8 5.3 Practical: Finding the reacting volumes of solutions of acid and alkali by titration Use an acid to neutralise a known volume of alkali. Use a burette to determine the volume of an acid needed. Use the results to determine the concentration of an alkali. Technician’s notes; Practical sheet; Presentation and 2 Quick starter Homework worksheet Homework quiz
a gas and a method involving a colour change 10 3 3/4 5.15 Reversible reactions and energy changes Investigate reversible reactions. Explore the energy changes in a reversible reaction. Find out how reaction conditions affect reversible reactions. C5.3a Technician’s notes; Practical sheet; Worksheet; Presentation Quick starter Homework worksheet Homework quiz 10 3 3/4 5.16 Equilibrium Recognise reactions that can reach equilibrium. Find out what happens to the reactants and products at equilibrium. Use Le Chatelier’s principle to make predictions. C5.3b Technician’s notes; Worksheet; Presentation Quick starter Homework worksheet Homework quiz 10 3 3/4 5.17 Changing concentration and equilibrium Distinguish between reactants and products. Explore how changing their concentrations affects reversible reactions. Use Le Chatelier’s principle to make predictions changing concentrations. C5.3c Technician’s Worksheet; Presentation Quick starter Homework worksheet Homework quiz 10 3 5/6 5.18 Changing temperature and equilibrium Distinguish between exothermic and endothermic forward reactions. Explore how changing the temperature affects reversible reactions. Use Le Chatelier’s principle to make predictions about changing temperatures. Technician’s notes; Worksheets 1 and 2; Presentation Quick starter Homework worksheet Homework quiz 10 3 5/6 5.19 Changing pressure and equilibrium Recognise the number of product and reactant molecules in a reaction. Explore how changing the pressure affects reversible reactions. Use Le Chatelier’s principle to make predictions about changing pressures. Worksheet; Presentation Quick starter Homework worksheet Homework quiz 10 3 5/6 5.20 Maths skills: Use the slope of a tangent as a Practice drawing graphs. Use graphs to compare reaction rates. Use tangents to measure that change. CM5.3 Worksheets 1 and 2; Quick starter Homework worksheet
and numerical form Video 11 1 3/4 6.12 Function groups and homologous series Identify the first four hydrocarbons in the alkane series. Name the first four compounds in homologous series. Identify the functional group of a series. C6.2a, C6.2b Worksheet Quick starter Homework worksheet Homework quiz 11 1 3/4 6.13 Structure and formulae of alkenes Describe the difference between an alkane and an alkene. Draw the displayed structural formulae for the first four members of the alkenes. Explain why alkenes are called unsaturated molecules. Worksheets 1 and 2 starter Homework worksheet Homework quiz 11 1 3/4 6.14 Reaction of alkenes Describe the addition reactions of alkenes. Draw the full displayed structural formulae of the products alkenes make. Explain how alkenes with hydrogen, water and the halogens. Practical sheet; Worksheets 1 and 2; Technician's notes starter Homework worksheet Homework quiz 11 1 5/6 6.15 Alcohols Recognise alcohols from their name or from given formulae. Describe the conditions used for the fermentation of sugar using yeast. Write balanced chemical equations for the combustion of alcohols. Practical sheets 1 and 2; Worksheets 1 and 2; Technician's notes Quick starter Homework worksheet Homework quiz 11 1 5/6 6.16 Carboxylic acids Describe the reactions of carboxylic acids. Recognise carboxylic acids from their formulae. Explain the reaction of ethanoic acid with an alcohol. Practical sheet; Worksheets 1 and 2; Technician's notes starter Homework worksheet Homework quiz Video
11 1 5/6 6.17 Addition polymerisation Recognise addition polymers and monomers from diagrams. Draw diagrams of the formation of a polymer from an alkene. Relate the repeating unit of the polymer to the monomer. C6.2a–g Worksheets 1 and 2 starter Homework worksheet Homework quiz 11 1 7/8 6.18 Condensation polymerisation Explain the basic principles of condensation polymerisation. Explain the role of functional groups in producing a condensation polymer. Explain the structure of the repeating units in a condensation polymer. Practical sheet; Worksheets 1 and 2; Technician’s notes starter Homework worksheet Homework quiz 11 1 7/8 6.19 acids Describe the functional group of an amine. Identify the two functional groups of an amino acid. Explain how different amino acids build proteins. Worksheet Quick starter Homework worksheet Homework quiz 11 1 7/8 6.20 DNA and other naturally occurring polymers Describe the components of natural polymers. Explain the structure of proteins and carbohydrates. Explain how a molecule of DNA is constructed. C6.2h, i Worksheets 1 and 2 Quick starter Homework worksheet Homework quiz 11 1 9/10 6.21 Crude oil, hydrocarbons and alkanes Describe why crude oil is a finite resource. Identify the hydrocarbons in the series of alkanes. Explain the structure and formulae of the alkanes. C6.2l–o Worksheets 1 and 2 Quick starter Homework worksheet Homework quiz 11 1 9/10 6.22 Fractional distillation and petrochemicals Describe how crude oil is used to provide modern materials. Explain how oil is separated by fractional distillation. Explain why the boiling points of the fractions are different. C6.2j, k Practical sheet; Worksheets 1 and 2; Technician’s notes Quick starter Homework worksheet Homework quiz Video 11 1 9/10 6.23 Properties of hydrocarbons Describe how different hydrocarbon fuels have different properties. Identify the properties that influence the use of fuels. Worksheets 1 and 2 starter Homework worksheet
11 2 3/4 6.30 The Earth’s early atmosphere Explore the origins of the Earth’s atmosphere. Consider the evidence that ideas about the early atmosphere are based on. Consider the strength of the evidence these ideas are based on. Worksheet Quick starter Homework worksheet Homework quiz Video 11 2 3/4 6.31 How oxygen increased Explore the processes that changed the oxygen concentration in the atmosphere. Consider the role of algae. Consider why oxygen levels in the atmosphere didn’t rise when oxygen was first produced. C6.3b Worksheet; Presentation Quick starter Homework worksheet Homework quiz Slideshow 11 2 3/4 6.32 Greenhouse gases Review the greenhouse effect. Explain how greenhouse gases trap heat. Consider the consequences of adding greenhouse gases to the atmosphere. Key concept C6.3c–f Worksheet; Presentation Quick starter Homework worksheet Homework quiz 11 2 5/6 6.33 Human activities Consider the factors that affect the quality of scientific reports. Consider the reliability of computer models. Find out what peer review involves. Worksheet; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz Video 11 2 5/6 6.34 Global climate change Explore the consequences of climate change. Consider the risks to human health. Judge the seriousness of these consequences. Worksheet; Presentation Quick starter Homework worksheet Homework quiz Slideshow 11 2 5/6 6.35 Carbon footprint and its reduction Find out what a carbon footprint is. Consider factors that contribute to our carbon footprints. Explore ways of reducing our carbon footprints. Worksheet; Presentation starter Homework worksheet Homework quiz 11 2 7/8 6.36 Limitations on carbon footprint reduction Review the uncertainties carbon emissions. Consider factors which limit our ability to reduce our carbon footprints. Decide which factors are most important. Worksheets 1 and 2; Presentation Quick starter Homework worksheet Homework quiz
11 2 7/8 6.37 Atmospheric pollutants from fuels Explore the products formed when fuels burn. Distinguish between complete and incomplete combustion. Write equations for complete and incomplete combustion. Worksheets 1, 2, 3 and 4; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz Slideshow 11 2 7/8 6.38 Properties and effects of atmospheric pollutants Review the hazards associated with air pollutants. Investigate correlations between pollutant emissions and deaths from asthma. Consider whether these support the hypothesis that air pollution makes asthma worse. Worksheets 1 and 2; Presentations 1 and 2 Quick starter Homework worksheet Homework quiz 11 2 9/10 6.39 Potable water Distinguish between potable water and pure water. Describe the differences in treatment of ground water and salty water. Explain what is needed to provide potable water for all. C6.3g–j Worksheets 1, 2 and 3; Technician’s notes starter Homework worksheet Homework quiz Video 11 2 9/10 6.40 Waste water treatment Explain how water is treated. Describe how sewage is treated. Compare the ease of treating waste, ground and salt water. Worksheets 1, 2 and 3 starter Homework worksheet Homework quiz Video 11 2 9/10 6.41 Practical: Analysis and purification of samples from different sources, including pH, dissolved solids and distillation Describe how safety is managed, apparatus is used and accurate measurements are made. Recognise when sampling techniques need to be used and made representative. Carry out a procedure to produce potable water from salt solution. Evaluate methods and suggest possible improvements and further investigations. PAG Practical sheets 1 and 2; Worksheet; Technician’s Quick starter Homework worksheet Homework quiz 11 2 11/12 6.42 Maths skills: Use ratios, fractions and percentages Consider ways of comparing the amounts of gases in the atmosphere. Review what balanced symbol equations show. Compare the yields in chemical reactions. CM6.3 Worksheets 1 and 2; Technician’s notes; Presentation Quick starter Homework worksheet Homework quiz