All Class experiment articles – Page 6
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Class experimentExploring the properties of the carvones
Test the smell of each enantiomer of carvone and detect the differences
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Class experimentMeasuring the amount of vitamin C in fruit juices
Explore ascorbic acid in fruit juices through titration in this experiment, with specimen results and calculations, stock solutions, and detailed notes included.
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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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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Class 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.
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Class experimentThe effect of concentration and temperature on reaction rate
Reaction rate can be altered by many things, in this practical students explore how temperature and concentration effect reaction in an closer look at kinetics. Includes kit list and safety instructions.
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Class experimentReacting elements with oxygen
Different members of the periodic table will exhibit different reactions when exposed to oxygen, often through heating. This practical supports students to understand the diversity of chemicals and their principles.
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Class experimentCreating an effervescent universal indicator ‘rainbow’
This quick practical uses existing chemicals in your learning space, for students to observe the effervescent reaction that causes universal indicator to create a ‘rainbow’ of colour. Kit list and safety instructions included.
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Class experimentThe reaction of magnesium with steam
Plunge a burning magnesium ribbon into the steam above boiling water and allow the hydrogen that is formed to burn – or collect it over water and test it with a lighted spill.