QCE ChemistryPractice Examination 20

This paper covers

• Unit 3 Equilibrium: Kc expressions, Le Chatelier (concentration/pressure/temperature)
• Unit 3 Acids & bases: Bronsted-Lowry, pH/pOH, Ka/Kb, weak vs strong
• Buffer chemistry: composition, mechanism, Henderson-Hasselbalch, pH change on acid/base addition (pharmaceutical formulation context)
• Volumetric analysis: acid-base titration stoichiometry and concentration determination
• Unit 3 Redox: oxidation states, half-equations, galvanic/electrolytic cells, standard electrode potentials, Faraday electrolysis
• Unit 4 Organic structure: hydrocarbon-derivative classes, naming, isomerism, intermolecular forces and physical properties
• Unit 4 Reaction types: substitution, elimination, addition (Markovnikov), oxidation, esterification, multi-step synthesis
• Unit 4 Industrial & green chemistry: Haber/contact processes, biodiesel/bioethanol, percentage yield, limiting reagent
• AO1-AO4 cognitions: describe/explain, apply/calculate/deduce, analyse/compare, interpret/evaluate/justify against Band A standard

Students are permitted to bring into the examination the materials normally allowed for this subject. Answer all questions in the spaces provided.

This is an ATARMAxxing practice paper. It is not an official examination and is not affiliated with, endorsed by, or produced by the VCAA, NESA or the QCAA.