1 2A.P1 Investigate temperature Research and describe the terms endothermic and exothermic changes associated with reactions exothermic and endothermic Investigate some examples of endothermic and exothermic reactions using primary data. reactions, complete a lab report Record your results in a suitable table with appropriate column headings and units. 2 From the results of your investigation in task 1 discuss with a 2A.M1 Explain why an overall partner what is happening with the temperature changes in reaction is exothermic or each investigation carried out- what energy transfers endothermic. processes are occurring. Draw and label diagrams using the particle model to show what has happened in the chemical reaction. Complete a discussion sheet Complete an explanation sheet to outline your ideas. Using the results to describe patterns and trends and draw conclusions. Relate your answer to justify your ideas scientifically using the 2A.D1 Calculate the energy words, energy’ ‘system’ ‘surroundings’ ‘heat changes that take place during Calculate the temperature change and the amount of heat exothermic and endothermic energy taken in or given out during each reaction. reactions. Write a report for manufactures of a self- heating coffee can. Apart from Calcium Oxide identify another solid substance that can be used to make the can self-heating, self-cooling, explain your reasoning Following your report in task 2, construct a leaflet to explain scientifically, to advertise your product. To Justify your choice you should mention bonding strength. Aim this leaflet at your peer group, 3 2B.P2 Describe the fractional Research crude oil and describe what the fractional distillation distillation of crude oil to produce process is a range of useful products. Draw a table with the title obtained from crude ‘Fractions oil’. The table should contain the names of each of the fractions that can be obtained from crude oil, and identify the uses of each fraction. Describe how crude oil is separated into fractions using fractional distillation. Research and draw a diagram of a fractional distillation 2B.M2 Explain how fractional column. Label each of the fractions produced in order from top distillation separates compounds to bottom of the column. Indicate on the diagram the due to different boiling ranges. temperature range for each fraction
1 2A.P1 Investigate temperature changes associated with exothermic and endothermic reactions using primary data. Research and describe the terms endothermic and exothermic reactions Investigate some examples of endothermic and exothermic reactions, complete a lab report Record your results in a suitable table with appropriate column headings and units. 2 2A.M1 Explain why an overall reaction is exothermic or endothermic. 2A.D1 Calculate the energy changes that take place during exothermic and endothermic reactions. From the results of your investigation in task 1 discuss with a partner what is happening with the temperature changes in each investigation carried out- what energy transfers processes are occurring. Draw and label diagrams using the particle model to show what has happened in the chemical reaction. Complete a discussion sheet Complete an explanation sheet to outline your ideas. Using the results to describe patterns and trends and draw conclusions. Relate your answer to justify your ideas scientifically using the words, ‘system’ ‘surroundings’ ‘heat energy’ Calculate the temperature change and the amount of heat energy taken in or given out during each reaction. Write a report for manufactures of a self- heating coffee can. Apart from Calcium Oxide identify another solid substance that can be used to make the can self-heating, self-cooling, explain your reasoning Following your report in task 2, construct a leaflet to explain scientifically, to advertise your product. To Justify your choice you should mention bonding strength. Aim this leaflet at your peer group, 3 2B.P2 Describe the fractional distillation of crude oil to produce a range of useful products. 2B.M2 Explain how fractional distillation separates compounds due to different boiling ranges. Research crude oil and describe what the fractional distillation process is Draw a table with the title ‘Fractions obtained from crude oil’. The table should contain the names of each of the fractions that can be obtained from crude oil, and identify the uses of each fraction. Describe how crude oil is separated into fractions using fractional distillation. Research and draw a diagram of a fractional distillation column. Label each of the fractions produced in order from top to bottom of the column. Indicate on the diagram the temperature range for each fraction