Chemistry study guides

A Singapore O-Level Chemistry (SEAB 6092) overview of Acids, Bases and Salts. Acids as sources of hydrogen ions and bases as proton acceptors, the difference between strong and weak acids, the pH scale and indicators, classifying oxides, and choosing the correct method to prepare a pure salt, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Atomic Structure and Chemical Bonding. Protons, neutrons and electrons, proton and nucleon number, isotopes and electronic configuration, then ionic, covalent and metallic bonding and how each explains structure and properties, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Electrolysis. How electricity decomposes molten and aqueous ionic compounds, the movement of ions to the electrodes, the selective discharge rules and electrode half-equations, and applications including electroplating and copper refining, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Energetics, Rates of Reaction and Redox. Exothermic and endothermic reactions and energy profiles, collision theory and the factors that change reaction rate, catalysts and enzymes, and redox defined by oxygen and by electron transfer, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Experimental Chemistry and Separation Techniques. Choosing and reading laboratory apparatus, selecting separation and purification methods, paper chromatography and Rf values, and the qualitative analysis tests for cations, anions and gases, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Metals and the Reactivity Series. Ordering metals by their reactions with oxygen, water and acid, predicting displacement, matching the extraction method to reactivity including the blast furnace, and the conditions for rusting and how to prevent it, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Organic Chemistry. The alkane homologous series and combustion, alkenes and their addition reactions including the bromine test and addition polymerisation, and the alcohol and carboxylic acid families linked by oxidation and esterification, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of Stoichiometry and the Mole Concept. Relative atomic and molecular mass and the mole, building and balancing chemical formulae and equations, reacting masses and gas volumes with limiting reagent and percentage yield, and concentration and titration, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of The Particulate Nature of Matter. The kinetic particle model of solids, liquids and gases, the changes of state and heating curves, diffusion as evidence that particles move, and the difference between elements, compounds and mixtures, with links to every dot point.

A Singapore O-Level Chemistry (SEAB 6092) overview of The Periodic Table. The arrangement by proton number into periods and groups, the link between position and electronic configuration, the reactivity trends of Group I and Group VII, the properties of the transition elements, and why the noble gases are unreactive, with links to every dot point.