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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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This is a quick and simple procedure to produce and test these three common gases. The whole activity can be completed in a single lesson and offers pupils the chance to experience the well-known test.. 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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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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Many chemistry courses include the study of the properties of basic and acidic gases. These simple practical procedures allow for the production and testing of ammonia and chlorine.
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This edition includes notes on the transit of Venus June 2004, unblocking lab gas taps, the introduction of the DSEAR (Dangerous Substances and Explosive Atmospheres) Regulations, and two incidents in.. more
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In this microscale procedure, students can investigate confirmatory tests for common anions. It provides good talking points for the diffusion of gases and appearance of coloured halos. Students can w.. more
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This edition includes notes on the safe use of IT projectors, portable electrical equipment testing, a phenol burn ,an inapprorpate gas cartridge for a lab burner, and problems with practical activiti.. more
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This edition includes notes on suggested  problems with MDF, laser pointers, storage problems with silicon tetrachloride, issues with fume cupboard testing, a novel method for drying gases, and proble.. more
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This document describes how to safely carry out unsaturation tests using bromine solution. There is guidance on minimising the release of toxic gas, and the intense and sometimes unpleasant odour of s.. more
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