Higher science
Higher Chemistry
Start with a topic, work through an example, then try some questions on your own.
Practise one topic at a time, mix topics or try a short exam-style set. Your progress is saved separately for this course.
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Use original practice investigations and sample data to prepare for your assignment. Do your assessed assignment yourself and follow your teacher’s guidance. You’ll need supervised practical work to show your lab skills.
Chemical changes and structure
- Periodic trends in covalent radius, ionisation energy and electronegativity
- Bond polarity, molecular symmetry and ionic character
- Intermolecular forces and physical properties
- Oxidising/reducing agents and acidic redox equations
Chemistry in society
- Mass, solutions, gas moles and molar volume
- Limiting reactants and theoretical quantities
- Percentage yield, reverse planning and cost
- Atom economy and industrial process choices
- Collision theory, relative rate and industrial control
- Potential-energy pathways and catalysts
- Kinetic-energy distributions and successful collisions
- Calorimetry and molar enthalpy of combustion
- Hess cycles and enthalpy combinations
- Bond enthalpies and gas-phase reaction estimates
- Dynamic equilibria and industrial shifts
- Chromatographic evidence, retention and mixtures
- Acid–base and redox volumetric analysis
Nature's chemistry
- Systematic structures, isomers and addition
- Branched alcohols, classification, diols and triols
- Branched carboxylic acids and carboxylate salts
- Ester names, condensation and hydrolysis
- Fats, oils, unsaturation and bromine evidence
- Soap, hard water, detergents and emulsifiers
- Amino acids, peptide sequences and denaturation
- Alcohol oxidation, carbonyl names and chemical tests
- Food oxidation and antioxidant evidence
- Essential oils, isoprene units and volatility
- UV, radicals and chain-reaction stages
Researching chemistry
- Accurate solutions and distillation apparatus
- Practical measurements, separation and controlled heating
- Independent investigation and evidence preparation
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