Homework quiz – higher tier 10 1 7/8 2.4 Formulations Identify formulations given appropriate information. Explain the particular purpose of each chemical in a mixture. Explain how quantities are carefully measured for formulation. C2.1 Worksheets 2.4.1 and 2.4.2 Quick starter Homework worksheet Homework quiz 10 1 7/8 2.5 Chromatography (HT) Explain how to set up chromatography paper. Distinguish pure from impure substances. Interpret chromatograms and calculate Rf values. (HT) C2.1 Practical sheet 2.5, Worksheet 2.5, Technician’s notes 2.5 Quick starter Homework worksheet Homework quiz Homework quiz – higher Video 10 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. C2.1 Practical sheets 2.6.1 and 2.6.2; Technician’s notes 2.6 starter Homework worksheet Homework quiz 10 1 9/10 2.7 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 C2.1 Presentation 2.7 starter Homework worksheet Homework quiz 10 1 9/10 2.8 Comparing metals and non-metals Recall a number of physical properties of metals and non-metals. Describe some chemical properties of metals and non-metals. Explain the differences between metals and non-metals on the basis of their C2.2 Practical 2.8; Technician’s notes 2.8; Worksheet 2.8; Presentations 2.8.1 and 2.8.2 starter Homework worksheet Homework quiz
characteristic physical and chemical properties. 10 1 11/12 2.9 Electron structure Explain how electrons occupy ‘shells’ in order. Describe the pattern of the electrons in shells for the first 20 elements. C2.2 Technician’s notes 2.9; Worksheets 2.9.1, 2.9.2 and 2.9.3 Quick starter Homework worksheet Homework quiz 10 1 11/12 2.10 Metals and Know that metals are found on the left of the periodic table and non-metals on the right. Explain the differences between metals and non-metals on their physical and chemical properties. Explain that metals form positive ions and non-metals do not. C2.2 Technician’s notes 2.10; Worksheets 2.10. and 2.10.2 Quick starter Homework worksheet Homework quiz 10 1 11/12 2.11 Chemical bonds (HT) Describe the three main types of bonding. Explain how electrons are used in the three main types of bonding. Explain how bonding and properties are linked. (HT) C2.2 Worksheets 2.11.1 and 2.11.2 starter Homework worksheet Homework quiz 10 2 1/2 2.12 Ionic bonding Represent an ionic bond with a diagram. Draw dot and cross diagrams for ionic compounds. Work out the charge on the ions of metals from the group number of the element (1, 2, 6 and 7). C2.2 Practical sheet 2.12; Technician’s notes 2.12; Worksheet 2.12 Quick starter Homework worksheet Homework quiz 10 2 1/2 2.13 Ionic compounds (HT) Identify ionic compounds from structures. Explain the limitations of diagrams and models. Work out the empirical formula of an ionic compound. (HT) C2.2 Practical sheet 2.13; Technician’s notes 2.13; Worksheets 2.13.1, 2.13.2 and 2.13.3 Quick starter Homework worksheet Homework quiz 10 2 1/2 2.14 Properties of ionic compounds (HT) Describe the properties of ionic compounds. Relate their melting points to forces between ions. C2.2 Practical sheets 2.14.1 and 2.14.2; Worksheet starter Homework worksheet
Explain when ionic compounds can conduct electricity. (HT) 2.14; Technician’s notes 2.14.1 and 2.14.2 Homework quiz Homework quiz – higher tier Video 10 2 3/4 2.15 Properties of small molecules Identify small molecules from formulae. Explain the strength of covalent bonds. Relate the intermolecular forces to the bulk properties of a substance. C2.2 Worksheets 2.15.1 and 2.15.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher tier Video 10 2 3/4 2.16 Covalent bonding Recognise substances made of molecules from their formula. Draw dot and cross diagrams for small molecules. Deduce molecular formulae from models and diagrams. C2.2 Worksheets 2.16.1 and 2.16.2 Quick starter Homework worksheet Homework quiz Video 10 2 3/4 2.17 Giant covalent structures Recognise giant covalent structures from diagrams. Explain the properties of covalent structures. Recognise the differences in different forms of carbon. C2.2 Practical sheet 2.17; Worksheets 2.17.1 and 2.17.2; Technician’s notes 2.17 starter Homework worksheet Homework quiz 10 2 5/6 2.18 Polymer structures (HT) Identify polymers from diagrams showing their bonding and structure. Explain why some polymers can stretch. Explain why some plastics do not soften on heating. (HT) C2.2 Practical sheet 2.18; Worksheet 2.18; Technician’s notes 2.18 Quick starter Homework worksheet Homework quiz Homework quiz – higher tier 10 2 5/6 2.19 Metallic bonding (HT) Know that metals form giant structures. Explain how metal ions are held together. Explain the delocalisation of electrons. (HT) C2.2 Practical sheet 2.19; Worksheets 2.19.1 and 2.19.2; Technician’s notes 2.19 Quick starter Homework worksheet Homework quiz
Homework quiz – higher tier Video 10 2 5/6 2.20 Properties of metals and alloys Identify elements and metal alloys. Describe the purpose of a lead-tin Explain why alloys are harder than pure metals due to the distortion of the layers of atoms. C2.2 Practical sheet 2.20; Worksheets 2.20.1 and 2.20.2; Technician’s notes 2.20 Quick starter Homework worksheet Homework quiz Slideshows 10 2 7/8 2.21 Key concept: The outer electrons Recognise when electrons transfer. Recognise when atoms share electrons. Predict when electrons are transferred most easily. C2.2 Technician’s notes 2.21; Worksheet 2.21; Presentation 2.21 Quick starter Homework worksheet Homework quiz 10 2 7/8 Assessment End of teaching block test 10 2 7/8 2.22 The periodic table Explain how the electronic structure of atoms follows a pattern. Recognise that the number of electrons in an element’s outer shell corresponds to the element’s group number. Explain that the electronic structures of transition metals position the elements into the transition metal block. C2.2 Worksheets 2.22.1, 2.22.2 and 2.22.3 Quick starter Homework worksheet Homework quiz 10 2 9/10 2.23 Developing the periodic table Describe the steps in the development of the periodic table. Explain how Mendeleev left spaces for undiscovered elements. Explain why the element order in the modern periodic table was changed. Explain how testing a prediction can support or refute a new scientific idea. C2.2 Technician’s notes 2.23; Worksheets 2.23.1 and 2.23.2; Presentation 2.23 Quick starter Homework worksheet Homework quiz 10 2 9/10 2.24 Diamond Identify why diamonds are so hard. Explain how the properties relate to the bonding structure in diamond. Explain why diamond differs from graphite. C2.3 Worksheet 2.24 Quick starter Homework worksheet Homework quiz
Explain the energy needed for a reaction to occur and calculate energy changes. (HT) Homework quiz – higher 10 3 7/8 3.13 Energy change of reactions Describe the energy changes during bond breaking and bond making. Explain how a reaction is endothermic or exothermic overall. Calculate the energy transferred in chemical reactions bond energies. C3.2 Worksheets 3.13.1 and 3.13.2; Technician’s notes 3.13; Presentation 3.13 Quick starter Homework worksheet Homework quiz 10 3 7/8 3.14 Maths skills: 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. C3.2 Practical 3.14; Worksheet 3.14; Technician’s notes 3.14 starter Homework worksheet Homework quiz 10 3 7/8 3.15 Oxidation and reduction in terms of electrons (HT) Use experimental results of displacement reactions to confirm the reactivity series. Write ionic equations for displacement reactions. (HT) Identify in a half equation which species are oxidised and which are reduced. (HT) C3.3 Practical sheet 3.15; Worksheet 3.15; Technician’s notes 3.15; Presentations 3.15.1 and 3.15.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher 10 3 7/8 3.16 Key concept: Electron transfer, oxidation and reduction (HT) Explain why atoms lose or gain electrons. Explain oxidation and reduction by electron transfer. (HT) Relate the ease of losing electrons to reactivity. (HT) C3.3 Worksheet 3.16; Presentation 3.16 starter Homework worksheet Homework quiz Video 10 3 9/10 3.17 Neutralisation of acids and salt production Describe ways that salts can be made. Predict products from reactants. Deduce the formulae of salts from the formulae of common ions. C3.3 Practical sheet 3.17; Worksheets 3.17.1 and 3.17.2; Technician’s notes 3.17 Quick starter Homework worksheet Homework quiz Homework quiz – higher Video
10 3 9/10 3.18 Soluble salts Describe how to make pure, dry samples of soluble salts. Explain how to name a salt. Derive a formula for a salt from its ions. C3.3 Practical sheet 3.18; Worksheets 3.18.1 and 3.18.2; Technician’s notes 3.18; Presentations 3.18.1 and 3.18.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher Video 10 3 9/10 3.19 Reaction of metals with acids (HT) Describe how to make from metals and acids. Write full balanced symbol equations for making salts. Use half equations to describe oxidation and reduction. (HT) C3.3 Practical sheet 3.19; Worksheets 3.19.1 and 3.19.2; Technician’s notes 3.19.1; Presentations 3.19.1 and 3.19.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher 10 3 11/12 3.20 Practical: Preparing a pure, dry sample of a salt from an insoluble oxide or carbonate (HT) Describe a practical procedure for producing a salt a solid and an acid. Explain the apparatus, materials and techniques used for making the salt. Describe how to manipulate apparatus safely and accurately a measure melting point. (HT) C3.3 Practical 3.20; Technician’s notes 3.20; Presentations 3.20.1 and 3.20.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher 10 3 11/12 3.21 pH and neutralisation Describe the use of universal indicator to measure pH. Use the pH scale to identify acidic or alkaline solutions. Recognise how the pH changes when a strong acid neutralises a strong alkali. C3.3 Practical sheet 3.21; Worksheet 3.21; Technician’s notes 3.21.1, 3.21.2 and 3.21.3; Presentation 3.21 Quick starter Homework worksheet Homework quiz 10 3 11/12 3.22 Strong and weak acids (HT only) Explain weak and strong in terms of their degree of ionisation. Describe neutralisation by the effect on hydrogen ions and pH. Explain dilute and concentrated in terms of the amount of substance. C3.3 Worksheet 3.22; Technician’s 3.22; Presentation 3.22 Quick starter Homework worksheet Homework quiz Video
10 3 11/12 3.23 Maths skills: Make order of magnitude calculations (HT only) Use graphs and diagrams to the pH scale to acid rain distribution. Calculate the concentration of acids. Calculate the effect of hydrogen ion concentration on the numerical of pH. CM3.3 Practical sheet 3.23; Technician’s notes 3.23; Presentation 3.23 Quick starter Homework worksheet Homework quiz Video 11 1 1/2 3.24 Practical: Investigating the variables that affect temperature changes in reacting solutions, such as acid plus metals, acid plus carbonates, neutralisations, displacement of metals (HT) Use scientific theories and explanations to develop hypotheses. Plan experiments to make observations and test hypotheses. Evaluate methods to suggest possible improvements and further investigations. (HT) C3.3 Practical sheet 3.24; Technician’s notes 3.24; Presentation 3.24 Quick starter Homework worksheet Homework quiz Homework quiz – higher 11 1 1/2 3.25 The process of electrolysis (HT) Identify reactions at electrodes during electrolysis. Explain why a mixture is used and the anode needs constant replacement. Write and balance half equations for the electrode reactions. (HT) C3.4 Practical sheet 3.25; Worksheet 3.25; Technician’s notes 3.25; Presentation 3.25 Quick starter Homework worksheet Homework quiz Homework quiz – higher Slideshow Video 11 1 1/2 3.26 Electrolysis of molten ionic compounds (HT) Identify which ions migrate to the cathode and which to the anode. Explain how the ions of a molten electrolyte are discharged. Predict the products of electrolysis of molten binary compounds. C3.4 Worksheet 3.26; Presentation 3.26 Quick starter Homework worksheet Homework quiz Homework quiz – higher 11 1 3/4 3.27 Electrolysis of aqueous solutions Explain the electrolysis of copper sulfate using inert electrodes. C3.4 Practical sheet 3.27; Technician’s notes 3.27; starter
Predict the products of the electrolysis of aqueous solutions. Represent reactions at electrodes by half equations. Worksheet 3.27; Presentation 3.27 Homework worksheet Homework quiz 11 1 3/4 3.28 Practical: Investigating what happens when aqueous solutions are electrolysed using inert electrodes Use scientific theories and explanations to develop hypotheses. Plan experiments to make observations and test hypotheses. Apply a knowledge of the apparatus needed for electrolysis Make and record observations. C3.4 Practical sheet 3.28; Technician’s notes 3.28; Presentations 3.28.1 and 3.28.2 starter Homework worksheet Homework quiz Homework quiz – higher 11 1 3/4 Assessment End of chapter test Student Book End of chapter test Collins Connect End of teaching block test End of year test Chapter 4: Predicting and identifying reactions and products (5 lessons) 11 1 5/6 4.1 Exploring Group 0 Describe the unreactivity of the noble gases. Predict and explain the trends of the boiling points of the noble gases (going down the group). Explain how properties of the elements in Group 0 depend on their electron configurations. C4.1 Worksheet 4.1; Presentations 4.1.1 and 4.1.2; Graph plotter 4.1 Quick starter Homework worksheet Homework quiz 11 1 5/6 4.2 Exploring Group 1 Explain why Group 1 metals are known as the alkali metals. Predict the properties of other Group 1 metals from trends down the group. Relate the properties of alkali metals to their electron configurations. C4.1 Worksheets 4.2.1, 4.2.2 and 4.2.3; Technician’s notes 4.2; Presentation 4.2 starter Homework worksheet Homework quiz Homework quiz – higher Slideshow
Use about proportionality to explain the effect of a factor. Homework quiz – higher Slideshow 11 2 1/2 5.8 Practical: Investigate how changes in concentration affect the rates of reactions by a method involving the production of a gas and a method involving a colour change (HT) Use scientific theories and explanations to develop a hypothesis. Plan experiments to test the hypothesis and check data. Make and record measurements gas syringes. Evaluate methods and suggest improvements and further investigations. (HT) C5.1 Practical sheets 5.8.1 and 5.8.2; Technician’s notes 5.8; Presentations 5.8.1 and 5.8.2; Graph plotter 5.8 Quick starter Homework worksheet Homework quiz Homework quiz – higher 11 2 1/2 5.9 Reversible reactions and energy changes (HT) Identify a reversible reaction. Explain how energy changes occur in reversible reactions. Consider changing the conditions of a reversible reaction. (HT) C5.2 Practical sheet 5.9; Worksheet 5.9; Technician’s notes 5.9; Presentation 5.9 Quick starter Homework worksheet Homework quiz Homework quiz – higher 11 2 1/2 5.10 Equilibrium (HT) Describe how equilibrium is reached. Explain what happens to the forward and reverse reactions. Predict the effects of changes on systems at equilibrium. (HT) C5.2 Worksheet 5.10; Technician’s notes 5.10; Presentation 5.10 Quick starter Homework worksheet Homework quiz 11 2 3/4 5.11 Changing concentration and equilibrium (HT only) Identify reactants and products in a reversible reaction. Explain how changing concentrations changes the position of equilibrium. Interpret data to predict the effect of a change in concentration. C5.2 Worksheet 5.11; Technician’s notes 5.11; Presentation 5.11 Quick starter Homework worksheet Homework quiz
11 2 3/4 5.12 Changing temperature and equilibrium (HT only) Explain how exothermic reversible reactions behave. Explain how endothermic reversible reactions behave. Apply Le Chatelier’s principle to reactions in equilibrium. C5.2 Worksheets 5.12.1 and 5.12.2; Technician’s 5.12; Presentation 5.12 Quick starter Homework worksheet Homework quiz 11 2 3/4 5.13 Changing pressure and equilibrium (HT only) Predict the effects of changes in pressure. Explain why these effects occur. Interpret data to predict the effect of a change in pressure. C5.2 Worksheet 5.13; Presentation 5.13 Quick starter Homework worksheet Homework quiz 11 2 3/4 5.14 Maths skills: Use the slope of a tangent as a measure of rate of change Draw graphs from numeric data. Draw tangents to the curve to observe how the slope changes. Calculate the slope of the tangent to identify the rate of reaction. C5.2 Worksheets 5.14.1 and 5.14.2; Presentations 5.14.1 and 5.14.2 Quick starter Homework worksheet Homework quiz Video 11 2 5/6 Assessment End of chapter test Student Book End of chapter test Collins Connect End of teaching block test Chapter 6: Global challenges (25 lessons) 11 2 5/6 6.1 Extraction of metals (HT) Identify substances reduced by loss of oxygen. Explain how extraction methods depend on reactivity. Interpret or evaluate information on specific extraction processes. (HT) C6.1 Practical sheet 6.1; Worksheet 6.1; Technician’s notes 6.1; Presentation 6.1 Quick starter Homework worksheet Homework quiz Homework quiz – higher Slideshow 11 2 5/6 6.2 Using electrolysis to extract metals (HT) Explain the process of the electrolysis of aluminium oxide. Explain why a mixture is used and the needs constant replacement. Write half equations for the reactions at the electrodes. (HT) C6.1 Worksheet 6.2; Presentations 6.2.1 and 6.2.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher
Slideshow 11 2 5/6 6.3 Alternative methods of metal extraction (HT only) Describe the process of phytomining. Describe the process of bioleaching. Evaluate alternative biological methods of metal extraction. C6.1 Practical sheet 6.3; Worksheets 6.3.1 and 6.3.2; Technician’s notes 6.3 Quick starter Homework worksheet Homework quiz 11 2 7/8 6.4 Life cycle assessment and recycling Describe the components of a Life Cycle Assessment (LCA). Interpret LCAs of materials or products from information. Carry out a simple comparative LCA for shopping bags. C6.1 Worksheets 6.4.1 and 6.4.2 Quick starter Homework worksheet Homework quiz 11 2 7/8 6.5 Ways of reducing the use of resources Describe ways of recycling and reusing materials. Explain why recycling, reusing and reducing are needed. Evaluate ways of reducing the use of limited resources. C6.1 Worksheets 6.5.1 and 6.5.2 starter Homework worksheet Homework quiz 11 2 7/8 6.6 skills: Translate information between graphical and numerical form Represent information from pie charts numerically. Represent information from graphs numerically. Represent information from numeric form graphically. C6.1 Worksheets 6.6.1 and 6.6.2 Quick starter Homework worksheet Homework quiz Video 11 2 7/8 6.7 oil, hydrocarbons and alkanes Describe how 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. C6.2 Worksheets 6.7.1 and 6.7.2 Quick starter Homework worksheet Homework quiz 11 2 9/10 6.8 Fractional distillation and petrochemicals Describe how crude oil is used to provide modern materials. C6.2 Practical 6.8; Worksheets 6.8.1 and 6.8.2; Technician’s notes 6.8 Quick starter Homework worksheet
Describe how emissions of methane can be reduced. 11 3 3/4 6.19 Limitations on carbon footprint reduction Give reasons why actions to reduce levels of carbon dioxide and methane may be limited. Give reasons why methane is difficult to reduce. C6.3 Worksheets 6.19.1 and 6.19.2; Presentation 6.19 Quick starter Homework worksheet Homework quiz 11 3 3/4 6.20 Atmospheric pollutants from fuels Describe how carbon monoxide, soot, sulphur dioxide and oxides of nitrogen are produced by burning fuels. Predict the products of combustion of a fuel knowing the composition of the fuel. Predict the products of combustion of a fuel knowing the conditions in which it is used. C6.3 Worksheets 6.20.1, 6.20.2, 6.20.3 and 6.20.4; Technician’s notes 6.20; Presentation 6.20 Quick starter Homework worksheet Homework quiz Homework quiz – higher Slideshow 11 3 5/6 6.21 Properties and effects of atmospheric pollutants Describe and explain the problems caused by increased amounts of oxides of carbon, sulphur and nitrogen as pollutants in the air. Describe and explain the effects of acid rain. Evaluate the role of particulates in damaging health. C6.3 Worksheets 6.21.1 and 6.21.2; Presentations 6.21.1 and 6.21.2 Quick starter Homework worksheet Homework quiz Homework quiz – higher 11 3 5/6 6.22 Potable water Distinguish between potable water and pure water. Describe the differences in treatment of ground and salty water. Give reasons for the steps used to produce potable water. C6.3 Worksheets 6.22.1, 6.22.2 and 6.22.3; Technician’s 6.22 starter Homework worksheet Homework quiz Video 11 3 5/6 6.23 Waste water treatment Explain how waste water is treated. Describe how sewage is treated. Compare the ease of treating ground and salt water. C6.3 Worksheets 6.23.1, 6.23.2 and 6.23.3 starter Homework worksheet Homework quiz Video
11 3 5/6 6.24 Practical: Analysis and purification of water 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. Evaluate methods and suggest possible improvements and further investigations. C6.3 Practical sheets 6.24.1 and 6.24.2; Worksheet 6.24; Technician’s notes 6.24 Quick starter Homework worksheet Homework quiz 11 3 7 6.25 Maths skills: Use ratios, fractions and percentages Use fractions and percentages to describe the compositions of mixtures. Use ratios to determine the mass of products expected. Calculate percentage yields in chemical reactions. C6.3 Worksheets 6.25.1 and 6.25.2; Technician’s notes 6.25; Presentation 6.25 Quick starter Homework worksheet Homework quiz 11 3 7 Assessment End of chapter test Student Book End of chapter test Collins Connect End of teaching block test End of year test End of course test