C6.1 Improving processes and products Links What are the 3 essential elements that plants need? Why do fertilisers need to be water soluble? C6.1 Improving processes and products Links  C3.3 Types of chemical reaction C3.4 Electrolysis C4.1 Predicting chemical reactions C5.1 Monitoring chemical reactions C5.2 Controlling reactions C5.3 Equilibria  C6.3 Interpreting and interacting with Earth systems Draw a labelled diagram to show how a fertiliser can be made in a laboratory. Write a brief method for this experiment. What are the raw materials for making each of the following? Phosphoric acid Sulfuric acid Ammonia Haber process Write an equation What is the pressure used? Why is this pressure chosen? What is the temperature used? Why is this temperature used? Which catalyst is used? Why is a catalyst used? Advantages of a batch process Advantages of a continuous process What are the typical properties of a ceramic? Keywords

Links Keywords C6.1 Improving processes and products Making ethanol by fermentation Write an equation What is the temperature used? Why is this temperature used? What are the advantages of this method? What are the disadvantages of this method? C6.1 Improving processes and products Links Draw a particle diagram of an alloy Use this to explain why the properties are different to the element  C3.3 Types of chemical reaction C3.4 Electrolysis C4.1 Predicting chemical reactions C5.1 Monitoring chemical reactions C5.2 Controlling reactions C5.3 Equilibria  C6.3 Interpreting and interacting with Earth systems What is the difference between corrosion and rusting? Contact process Write an equation for each of the three stages For the last stage What is the pressure used? Why is this pressure chosen? What is the temperature used? Why is this temperature used? Which catalyst is used? Why is a catalyst used? How does bioleaching work? How does phytoextraction work? What are the advantages of these other traditional mining? For each method of rust prevention, explain how it works Painting Oiling Galvanising Sacrificial protection Keywords

C6.1 Improving processes and products Links List the metals in order of reactivity Use the reactivity series to explain why magnesium is extracted from its ore differently to copper C6.1 Improving processes and products Links  C3.3 Types of chemical reaction C3.4 Electrolysis C4.1 Predicting chemical reactions C5.1 Monitoring chemical reactions C5.2 Controlling reactions C5.3 Equilibria  C6.3 Interpreting and interacting with Earth systems What is an ore? Draw a labelled diagram of a blast furnace and explain how it is used to extract iron. Making ethanol by fermentation Write an equation What is the temperature used? Why is this temperature used? What are the advantages of this method? What are the disadvantages of this method? Making ethanol by hydration Write an equation What is the temperature used? Why is this temperature used? What are the advantages of this method? What are the disadvantages of this method? Draw a labelled diagram of an aluminium electrolysis cell and explain how it is used to extract aluminium. Keywords

C6.1 Improving processes and products Links What is a composite material? Using concrete as an example, explain how the composite material is better than the individual materials that make it up. C6.1 Improving processes and products Links  C3.3 Types of chemical reaction C3.4 Electrolysis C4.1 Predicting chemical reactions C5.1 Monitoring chemical reactions C5.2 Controlling reactions C5.3 Equilibria  C6.3 Interpreting and interacting with Earth systems Why do we use composite materials? Using electrical wires as an example, explain how we use the properties of a material to decide whether it is suitable for a particular use What are the advantages of recycling? What are the disadvantages of recycling? Outline what a life cycle assessment is Describe an experiment to investigate the factors that affect the amount of rust. Predict the expected results. Keywords