All Experiment articles – Page 5
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ExperimentThe microscale synthesis of azo dyes
Synthesise an azo dye, and use it to change the colour of cotton, with this class experiment. Includes kit list and safety instructions.
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ExperimentSulfate and carbonate solubility of Groups 1 and 2
Try this microscale practical to explore the properties of elements in Groups 1 and 2 as they form various precipitates. Includes kit list and safety instructions.
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ExperimentExploring the properties of the carvones
Test the smell of each enantiomer of carvone and detect the differences
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ExperimentMeasuring the amount of vitamin C in fruit drinks
Explore ascorbic acid in fruit drinks through titration in this experiment, with specimen results and calculations, stock solutions, and detailed notes included.
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ExperimentDisplacement reactions of metals on a microscale
Examine the reactions between various metals and metal salt solutions in this microscale class practical. Includes kit list and safety instructions.
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ExperimentElectrolysis using a microscale Hoffman apparatus
Investigate the electrolysis of sodium sulfate solution using a microscale Hoffman apparatus in this class practical. Includes kit list and safety instructions.
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ExperimentThe chemistry of silver
Discover the properties of silver compounds with redox reactions, complex formation and colour/state changes. Includes kit list and safety instructions.
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ExperimentAnalysis of aspirin tablets on a microscale
Try this microscale class practical to analyse aspirin tablets and find out how much salicylic acid is present. Includes kit list and safety instructions.
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ExperimentThe temperature changes induced by evaporation
Explore the rate of evaporation for a trio of liquids, using just a temperature strip, and our worksheet. Includes kit list and safety instructions.
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ExperimentProperties of stereoisomers
By soaking cotton wool in two limonene enantiomers, and adding a stereoisomer, students can explore the differences between each chemical and discuss how they each might react in different conditions. Includes kit list and safety instructions.
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ExperimentUsing a microscale conductivity meter
Explore electrical conductivity with this practical that allows students to test different materials for how well a current will pass through them. Includes kit list and safety instructions.
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ExperimentTurning copper coins into ‘silver’ and ‘gold’
Perform what looks like alchemy with ordinary copper coins in this teacher demonstration. Includes kit list and safety instructions.
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ExperimentThe effect of temperature on solubility
Hot or cold, which water is better for soluble substances? Explore your finding from this practical into the effect of temperature on solubility. Includes kit list and safety instructions.
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ExperimentParticles in motion?
Explore the movement of gas particles in this practical but reacting calcium carbonate with hydrochloric acid. Includes kit list and safety instructions.
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ExperimentThe reactivity of the group 2 metals
Compare group 1 and group 2 metals with this practical that shows their reactivity rates, where students can take control of their own observations and come to their own conclusions
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ExperimentProducing a foam
Explore foams and their properties in this experiment, so students learn how foam is produced and produce their own. Includes kit list and safety instructions.
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ExperimentElectricity from chemicals
Use various metals, in pairs, and n electrolyte to form a cell. Then observe the formation of ions around the reactive metal, and compare the speed with which they form around the less reactive metal. Includes kit list and safety instructions.
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ExperimentThe electrolysis of solutions
Electricity is passed through various solutions and the products are identified. Includes kit list and safety instructions
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ExperimentThe volume of 1 mole of hydrogen gas
Understand the volume of one mole of hydrogen gas through a magnesium and acid reaction, taking note of the temperature and pressure. Includes kit list and safety instructions.
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ExperimentThe effect of temperature on reaction rate
Discover more about collision theory in this practical, where a sodium thiosulfate and hydrochloric acid mixture produce an interesting reaction. Includes kit list and safety instructions.