11–12Chemistry 11–12 Syllabus (2025)
The new Chemistry 11–12 Syllabus (2025) is to be implemented from 2028 and will replace the Chemistry Stage 6 Syllabus (2017).
2026 and 2027
- Plan and prepare to teach the new syllabus
2028, Term 1
- Start teaching the new syllabus for Year 11
- Start implementing new Year 11 school-based assessment requirements
- Continue to teach the Chemistry Stage 6 Syllabus (2017) for Year 12
2028, Term 4
- Start teaching the new syllabus for Year 12
- Start implementing new Year 12 school-based assessment requirements
2029
- First HSC examination for new syllabus
Content
Year 11
- CH-11-03
analyses a variety of chemical reactions
Relevant Working scientifically outcomes and content must be integrated with each focus area. All the Working scientifically outcomes and content must be addressed by the end of Year 12.
Use balanced chemical equations to describe the features and predict the products of synthesis, decomposition, combustion, precipitation and neutralisation reactions
Conduct laboratory experiments to demonstrate synthesis, decomposition, combustion and neutralisation reactions
Explain how the removal of toxicity in the preparation of nardoo by Aboriginal and Torres Strait Islander Peoples is an example of a decomposition reaction
Describe the features of and construct full and net ionic equations for precipitation reactions
Conduct a laboratory experiment to predict the products of precipitation reactions using balanced equations and solubility rules
Conduct a practical investigation to demonstrate a metal displacement reaction
Explain oxidation and reduction in terms of electron transfer and change in oxidation state
Relate electron transfer and change in oxidation state to metal displacement reactions
Predict the products of a metal displacement reaction using half-equations
Conduct laboratory experiments to compare the reactivity of metals in oxygen, water, dilute acid and other metal ions in solutions
Construct a metal activity series using the data obtained from practical investigations and compare this series with secondary sources
Analyse the relationship between metal reactivity and ionisation energy, atomic radius and electronegativity
Conduct a secondary-source investigation to evaluate the impact of a chemical reaction in medicine or agriculture
Explain the roles of activation energy and molecular orientation, and the frequency of successful collisions of particles in collision theory
Analyse how concentration, temperature, surface area and catalysts affect reaction rate using collision theory
Conduct a laboratory experiment to measure the effect of concentration, temperature, surface area or catalysts on the rate of a chemical reaction
Describe the energy changes of endothermic and exothermic reactions
Conduct a practical investigation to measure the energy changes in endothermic and exothermic reactions
Relate heat energy changes to total bond energy changes and to the law of conservation of energy
Analyse endothermic and exothermic energy profile diagrams in terms of chemical potential energy, and bond breaking and formation
Conduct a laboratory experiment to measure and compare temperature changes in substances of different heat capacities
Solve problems using for heat energy, mass, specific heat capacity or temperature change, using the known values
Solve problems involving enthalpy changes by using
Conduct a laboratory experiment using calorimetry to calculate the value for endothermic and exothermic reactions and discuss accuracy using secondary-source data
Analyse the effect of catalysts on activation energy in endothermic and exothermic reactions and provide an alternative lower-energy pathway for a chemical reaction
Conduct a secondary-source investigation about the economic advantages of using a catalyst on an industrial process