1️⃣ Analytical Chemistry:
🔮 秘製 skills and question templates in …
⚗️ Separation and purification
- Templates for recrystallisation, distillation results, liquid-liquid extraction (with clear worked example), chromatography, determine purity
- Skills to determine the most appropriate method for separation and purification
👩🏻🔬 Volumetric analysis
- Templates for precipitation titration
- Templates standardisation of KMnO4(aq), detect end-points, preparation of Fe2+(aq), OCl-(aq) and I2(aq) standard solution
- Clear explanation for how can be end-point obtained and effect of pH on Mohr’s method end-point
🧐 Instrumental analytical methods
- Templates for colorimetry (calibration, follow progress, justify)
- Templates for determine structure from IR spec and mass spec
- Skills in determining functional groups in IR spec & deduce structure with detailed worked examples
- Skills in determining and deducing structure in mass spec, esp C=O bonds, with detailed worked examples
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2️⃣
Industrial Chemistry:
🔮 秘製 skills and question templates in …
🧮 Rate equation
- Detailed graphical representation and templates for determining order of reaction from graphs, calculation and explanation
- Templates for measuring initial rate in experiment
- Template for explanation of using initial rate to determine order of reaction
- Experimental rationales and all templates for procedures to follow the progress of reaction included
🔋 Activation energy
- Template to explain increase in rate due to increase in temperature with Maxwell-Boltzmann distribution curve
- Common careless mistakes in using graph and Arrhenius Equation included
- Extension with using Maxwell-Boltzmann distribution curve and Arrhenius Equation to explain shift in equilibrium position due to temperature changes
📈 Catalysis
- Templates to explain increase in rate with energy profile and Maxwell-Boltzmann distribution curve
- Templates in explaining autocatalysis
🏭 Industrial process
- Template to justify reaction conditions
- Template to explain how to obtain NaOH(aq) from membrane cell (very difficult to score full)
🌱 Green chemistry
- Mnemonics (記憶術) for green chem principles to revise quickly and use accurately
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✔️ CHECKLIST available to guide you through revisions before exams
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✔️ EXAM TIPS that point out common careless and misconceptions
✔️ 秘製 TECHNIQUES to tackle questions, with detailed WORKED EXAMPLES given
✔️ 5** extension to provide thorough picture
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