All Elements and the periodic table articles – Page 3
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Resource
Chemistry and Sport - Swimming
Explore the halogens, their salts, and their relation to swimming.
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Experiment
Properties of group 2 elements
Add drops of various anion solutions to drops of group 2 element cations, and note down the changes that occur when the substances interact. Includes kit list and safety instructions.
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Experiment
Sulfate 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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Resource
On This Day - Jun 30 : Magnesium discovered
Throughout his career Davy isolated several metal elements from their compounds through the process of electrolysis, using a primitive electrical battery called a voltaic pile.
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Resource
Anecdotes: The Discovery of Buckminsterfullerene
The discovery of buckminsterfullerene, the third allotrope of carbon.
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Resource
Anecdotes: Aluminium
The story of the discovery of the Hall-Heroult process for purifying aluminium.
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News
Hundreds of helium compounds could be hiding in Earth’s mantle
Use this cutting edge research into helium compounds in class
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Experiment
The reactivity of the group 2 metals
Discover more about group 2 metals with this experiment, where students can take control of their own observations and come to their own conclusions. Includes kit list and safety instructions.
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Experiment
Reacting 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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Experiment
Properties of the transition metals and their compounds
Student discover the diversity of transition metals in this practical that puts their knowledge of these common elements to the test. Includes kit list and safety instructions.
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Experiment
The oxidation states of vanadium
Introduce your students to the idea that different oxidation states of transition metal ions often have different colours, and that electrode potentials can be used to predict the course of the redox reactions. Includes kit list and safety instructions.
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Experiment
Competition for oxygen
Explore the reactions of metals when exposed to the oxide of another metal. When reactions like these occur, the two metals compete for the oxygen. Includes kit list and safety instructions.
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Experiment
An alternative to using compressed gas cylinders
Getting gas under pressure allows exciting demonstrations such as igniting balloons filled with hydrogen gas. Includes kit list and safety instructions.
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Experiment
Flame tests (the wooden splint method)
Find a new method to perform flame tests using wooden splints soaked in chlorides. Includes kit list and safety instructions.