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PP141 - The thiosulfate-acid reaction: rate and temperature
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Various monitoring techniques can be used to investigate how different factors affect the rates of reactions. The thiosulfate-acid ‘disappearing cross’ activity is an example of a clock reaction with .. more
words matched: acid, reaction, thiosulfate
Members only resource
PP041 - The thiosulfate-acid reaction: rate and concentration
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Small scale 'disappearing cross' methods for investigating the effect of concentration on the rate of the sodium thiosulfate - acid reaction. Includes use of an alkaline 'stop-bath' to neutralise used.. more
words matched: acid, reaction, thiosulfate
Members only resource
L195 - Safer chemicals, safer reactions
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An invaluable practical guide on how to safely undertake a range of visually and intellectually appealing chemical reactions. Includes alternatives to some traditional activities such as the thermit r.. more
words matched: acid, reaction, thiosulfate
Members only resource
PP147 - Preparation of Aspirin
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The procedure uses many important skills suitable for post-16 students, including following instructions, safe use of chemicals and equipment, chromatography techniques, recrystallization and melting .. more
words matched: acid, reaction, thiosulfate
Free resource
Thiosulfate acid reaction - rate and temperature
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Thiosulfate acid reaction - rate and temperature
words matched: acid, reaction, thiosulfate
Members only resource
PP093 - Iodine clock reaction: Harcourt-Essen method
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The kinetics of a reaction can be investigated by determining how the rate of the reaction varies with the concentration of the reactants. The Harcourt-Essen method is useful as the reaction kinetics .. more
words matched: acid, reaction, thiosulfate
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PP108 - Oscillating reactions: Briggs-Rauscher (BR) method
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Oscillating reactions provide a fascinating insight into reaction kinetics. They provide unusual observations and a visual hook for discussing rates of reaction and auto-catalysis. The Briggs-Rauscher.. more
words matched: acid, reaction, thiosulfate
Members only resource
PP092 - Iodine clock reactions: iodide-persulfate method
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Iodine clock reactions produce iodine, which reacts with starch to give the distinct blue/black colouration. The iodide-persulfate method is one of the simplest clock reactions, involving simple kinet.. more
words matched: acid, reaction, thiosulfate
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HC067 - Nitric(V) acid
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Risk assessment guidance for nitric(V) acid (HNO3).
words matched: acid, reaction, thiosulfate
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PP091 - Iodine clock reaction: Landolt method
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The Landolt method (potassium iodate(V) and sodium metabisulfite) was the first iodine clock reaction described, and can be used for a simple two-reagent investigation.
words matched: acid, reaction, thiosulfate
Showing results 1 to 10 of 645
1 234►