CLEAPSS Supporting practical science and technology
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Straightforward instructions on using a tap funnel, a piece of equipment used in several chemical preparations and investigations.
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A word file containing graphics which can be cut and pasted into the user's own documents.
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The synthesis and purification of a liquid organic compound is described. Practical techniques include, liquid-liquid separation, washing, drying and distillation. The % yield of the organic product c.. more
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Guidance on the preparation (and use) of a number of standard solutions required for some titration activities. Solutions described include: sodium carbonate (for standardising strong acid solutions),.. more
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Guidance on the preparation of chlorine gas. Two methods are described. An efficiently-working fume cupboard is essential for this procedure.
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Guidance on how to prepare sulfur dioxide solutions. Two methods are described along with a note on how to make an 'acid rain' solution.
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Guidance on the preparation of oxygen gas (for filling gas jars etc). 
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Guidance and information on a range of chemicals, chemistry topics and apparatus including handling chemicals, chemical reactions, gas cylinders and syringes, molecular models, plastics, advanced chem.. more
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Promotes the use of microscale (very small scale) practical activities by describing and explaining  equipment and techniques used. Illustrates these with instructions for several common organic chemi.. more
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In this activity, a primary alcohol (ethanol) is oxidised to an aldehyde (ethanal) using an acidified dichromate(VI) solution. After collection by distillation, the organic product can be tested to co.. more
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