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PP096 –Testing for common negative ions
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The common negative ions, carbonate (CO32-), sulfate(VI) (SO42-) and the halides (Cl–, Br– and I–) can be simply tested for in test tube reactions. The method described here uses a more dilute ammo.. more
words matched: effervescence
Members only resource
PP097 –Testing for common negative ions - additional ions
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The additional negative ions test tube reactions for nitrate(III), nitrate(V), sulfate(IV), phosphate and carboxylates (methanoate and ethanoate).
words matched: effervescence
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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: effervescence
Members only resource
PX094 - Sodium peroxide and potassium superoxide
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Brief risk assessment guidance and experimental notes for a range of practical activities involving sodium peroxide and potassium superoxide (Hazcard 94).
words matched: effervescence
Showing results 1 to 4 of 4