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Instructions on how to make gas preparation apparatus.
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Testing for common gases is included in most chemistry courses. In this procedure students make their own sample of hydrogen gas to test.
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Guidance on how to prepare hydrogen gas.
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Guidance on how to prepare chlorine gas. Two methods are described. An efficiently-working fume cupboard is essential for this procedure.
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Testing for common gases is included in most chemistry courses. In this procedure students make their own sample of oxygen gas. Yeast is used as a source of the catalyst for the reaction and is an exa.. more
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Testing for common gases is included in most chemistry courses. In this procedure students make their own sample of carbon dioxide gas to collect and test.
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Risk assessment information for nitrogen oxides. Includes dinitrogen monoxide (nitrous oxide), nitrogen monoxide (nitric oxide), nitrogen dioxide and dinitrogen tetroxide.
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Guidance on how to prepare oxygen gas (for filling gas jars etc). 
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This small-scale version of the hydrogenation process can be done in a school laboratory. It can be carried out as an extension to the Practical Procedure, Preparation and properties of propene, to de.. more
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Guidance on how to prepare ammonia gas (for filling gas jars etc). Brief information on the ammonia fountain demonstration is also provided.
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