Use the links below to find the resources you are looking for:
1) Controlling the rate
Collision theory explaining rates of reaction and activation energy.
Light sticks (Demo) - using the chemicals from commercially available light sticks (or glow sticks) to carry out a reaction investigating the effect of temperature on a chemical reaction
Rhubarb, rhubarb, rhubarb (Demo) - Using a stick of rhubarb to stir a beaker of dilute potassium manganate VII, the solution goes clear.
Rhubarb Rhubarb - A pupil experiment version of the same reaction as above.
Thiosulphate acid reaction - microscale - A small scale version of the classic rate of reaction experiment.
Relative rate of reaction
Reaction profiles Potential energy diagrams, energy pathways, activated complex, activation energy and enthalpy changes.
Bleaching Blue Food Dye - Reaction to determine rate constant and order of reaction from the bleaching of blue food colouring by domestic bleach. (Aimed at Advanced higher but easily adapted)
Catalysts Reaction pathway, activation energy.
Cannon fire (Demo) - Potassium manganate VII catalyses breakdown of hydrogen peroxide mixed with ethanol. Burning ethanol/peroxide is quiet but loud bangs appear on addition of parmanganate
Catalyst at work (Demo) - Rochelle Salt and hydrogen peroxide, catalysed by cobalt chloride, shows a different colour intermediate complex
Elephant's Toothpaste (Demo) - Classic demonstration showing hydrogen peroxide decomposing due to catalysis by potassium iodide.
Genie in a Bottle (Demo) - another demonstration of the catalytic breakdown of hydrogen peroxide.
Colourful catalysis (Demo) - a visually attractive and colourful reaction between sodium thiosulfate and hydrogen peroxide in the presence of universal indicator.
Temperature and kinetic energy Energy distribution diagrams showing effect of temperature changes on successful collisions. The effect of temperature on the reaction rate
Rhubarb Rhubarb - A workshop using rhubarb to decolourise permanganate in order to follow the rate of reaction, looking at concentration and surface area (and possibly temperature).
Thiosulphate acid reaction - microscale - a small scale procedure for investigation into the factors affecting rate of reaction..
The first 20 elements in the Periodic Table are categorised according to bonding and structure.
Silicon and silanes from sand (Demo) - Making silicon and silanes from the reaction between magnesium and silicon dioxide
Periodic trends and underlying patterns and principles.
Covalent radius, ionisation energy, electronegativity and trends in groups and periods, related to atomic structure.
3) Structure and bonding
Polar covalent bonds and their position on the bonding continuum, dipole formation and notation. δ+ δ-, eg H δ+ Clδ-
Intermolecular forces called van de Waals forces. London dispersion forces, permanent dipole-dipole, hydrogen bonding and the resulting physical properties including solubility.
Polymer Slime - Making slime from borax and PVA glue - and looking at the properties and the composition varies. (Mainly aimed at lower down the school but can be a fun introduction).
Hydrogels - A series of experiments on hydrogels and their properties.
Amazing Penny Experiment - A simple experiment to investigate surface tension.