Scheme of work 3.1 Physical Chemistry This be taught alongside topics from Organic and/or Inorganic Chemistry. Prior knowledge required from other topics on the specification will be highlighted at the start of each section of the Scheme of Work. 3.1.8 Thermodynamics The further study of thermodynamics builds on the Energetics section and is important in understanding the stability of compounds and why chemical reactions occur. Enthalpy change is linked with entropy change enabling the free-energy change to be calculated. Prior knowledge: AS Chemistry - 3.1.4 Energetics. – 3.1.8.1 Born-Haber Cycles Time Learning Outcome Learning activity with opportunity to Assessment Resources Learning objective taken develop skills opportunities Definitions of enthalpy 1.5 Nuffield Science Data Write equations to represent June 2013 Unit 5 Students should be able to: changes used in weeks enthalpy changes (AO2 - Apply Question 1 Book (free download): define lattice enthalpy knowledge and understanding). (QS13.5.01) Haber and solution (formation and enthalpy cycles. Construct Born-Haber cycles and June 2013 Unit 5 dissociation), enthalpy of use them to calculate missing Question 2 formation, ionisation Chemistry Data Book enthalpy change values (AO2 - (QS13.5.02) enthalpy, enthalpy of Using Born–Haber cycles (Starck, Wallace, Apply knowledge and understanding; atomisation, bond for ionic compounds. McGlashan) ISBN: enthalpy, electron affinity, 9780719539510
Scheme of work 3.1 Physical Chemistry This be taught alongside topics from Organic and/or Inorganic Chemistry. Prior knowledge required from other topics on the specification will be highlighted at the start of each section of the Scheme of Work. 3.1.8 Thermodynamics The further study of thermodynamics builds on the Energetics section and is important in understanding the stability of compounds and why chemical reactions occur. Enthalpy change is linked with entropy change enabling the free-energy change to be calculated. Prior knowledge: AS Chemistry - 3.1.4 – Energetics. 3.1.8.1 Born-Haber Cycles Learning objective Time taken Learning Outcome Learning activity with opportunity to develop skills Assessment opportunities Resources Definitions of enthalpy changes used in and solution enthalpy cycles. Using Born–Haber cycles for ionic compounds. 1.5 weeks Students should be able to: define lattice enthalpy (formation and dissociation), enthalpy of formation, ionisation enthalpy, enthalpy of atomisation, bond enthalpy, electron affinity, Write equations to represent enthalpy changes (AO2 - Apply knowledge and understanding). Construct Born-Haber cycles and use them to calculate missing enthalpy change values (AO2 - Apply knowledge and understanding; June 2013 Unit 5 Question 1 (QS13.5.01) June 2013 Unit 5 Question 2 (QS13.5.02) Nuffield Science Data Book (free download): Chemistry Data Book (Starck, Wallace, McGlashan) ISBN: 9780719539510 Haber
AQA-7405-SOW.DOCX