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Showing results 1 to 10 of 14
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Members only resource
GL196 - Make-it guide – microscale Hofmann voltameter
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Instructions on how to make our microscale Hofmann voltameter.
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Members only resource
PP007 – The electrolysis of water using the CLEAPSS (small) Hofmann voltameter
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The electrolysis of water is becoming increasing more relevant as a means of providing hydrogen, which may be used as a fossil fuel supplement or replacement. The expensive, traditional apparatus, the.. more
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Free resource
Microsale Hofmann Voltameter
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This video demonstrates the electrolysis of water using a home made microscale version of the Hofmann Voltameter. Instructions for making the voltameter can be found in the attached document.
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Members only resource
SRA027 – Dynamite soap
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The explosion between hydrogen and oxygen, in the confines of a modern school laboratory, is extremely loud.A mixture of hydrogen and oxygen is placed inside a syringe. The mixture is bubbled into soa.. more
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Members only resource
TL018 - Microscale chemistry poster
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An overview of the techniques and equipment used and covered in the Microscale Science
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Members only resource
PP008 – Preparing and Firing Microscale Hydrogen Oxygen Rockets
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The reaction between hydrogen and oxygen produces lots of energy, and is over in less than a 0.01 s. It can be used to fire rockets. In this activity, students can make gas mixtures and fire rockets. .. more
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Members only resource
RB055 - Magnesium sulfate
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Guidance on how to prepare magnesium sulfate(VI).
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Members only resource
GL414 – Making gases for collection in syringes
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Various activities often need a 20 cm3 or 60 cm3 syringe full of gas. At CLEAPSS, gases such as oxygen, carbon dioxide and even hydrogen have been stored for many days in a syringe fitted with a cap.
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Members only resource
SRA003 - Igniting floating bubbles filled with methane (methane bubbles)
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A set of risk assessed instructions for safely demonstrating this reaction.
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Members only resource
Handbook - Section 11 - General Science Topics
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Guidance on general topics including chromatography and electrophoresis, cryogenics, soldering and electrical connections, electrolysis, glass working, glues and adhesives, photography, using pupils a.. more
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Showing results 1 to 10 of 14
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