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GL131 - Snow scene crystals
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How to, simply, safely and dramatically, grow crystals as part of helping students appreciate and understand ionic structures.
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PP005 - Zinc electroplating
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Electroplating is an important industrial application of electrolysis and is studied in many pre-16 and post-16 courses. Electroplating processes often involve coating a metal object with another meta.. more
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Free resource
Using the CLEAPSS Conductivity indicator
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This video describes the use of the CLEAPSS conductivity indicator with aqueous solutions. Only the consequence of conductivity, that is electrolysis, is mentioned in specifications by examination Boa.. more
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PS067m The movement of ions
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Describes two simple microscale practical activities, one a demo, the other for class use, for illustrating the electrolytic separation of copper and chromate ions. Copper chromate is made, in situ, b.. more
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Tech Tip - Storing pH probes
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A couple of ideas for storing pH probes to prevent them from getting damaged & also from drying out.  
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PP014 - Rates of hydrolysis of halogenoalkanes (qualitative)
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Halogenoalkanes contain polar covalent carbon-halogen bonds and undergo nucleophilic substitution reactions. This small-scale activity can be used to investigate the hydrolysis reaction of various hal.. more
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Handbook - Section 20 - Reference Tables
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An extensive range of reference tables and data covering everything from atomic masses to unit conversion.
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R035 - pH measurement
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Contains a wealth of information on the various ways of measuring pH, and the advantage and disadvantage os each. Includes all sorts of background theory which will help the reader make the most appro.. more
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Handbook - Section 13 - Chemistry Topics
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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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Members only resource
R010 - Water purification
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Gives very detailed guidance on what water purification entails, and when pure water is needed in school science. It suggests the advantages and disadvantages of the methods of purification available .. more
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