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Listed under:  Science  >  Matter  >  Chemical reactions
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All about hydrogen

This is a fact sheet providing information on how we produce hydrogen from fossil fuels and renewable energy sources. The uses of hydrogen are briefly discussed and information is provided about hydrogen fuel cells.

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Low-carb cars

This ABC In Depth feature article explores the electric car as an alternative to petrol and diesel vehicles, with a brief reference to hydrogen powered cars. This article is comprehensive, but it is dated at 2008.

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Why is the ozone hole bigger in the less polluted southern hemisphere?

This article provides an excellent model of a scientific explanation. It addresses the question "if the atmosphere in the northern hemisphere is much more polluted than it is in the southern hemisphere, why is there an ozone hole in the south and not in the north?"

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Structures and Bonding

This simulation allows students to explore the chemical reactions between hydrogen, oxygen, carbon, nitrogen and chlorine. They can form water, carbon dioxide, hydrochloric acid, ammonia and methane. Word and chemical equations are provided. The diagrams distinguish single, double and triple bonds and shapes of molecules.

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pH scale

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that pH is a measure of the strength of an acid or alkali and how to interpret the colours of universal indicator solution. There is a two-question quiz and a summary slide.

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Atoms of Fire: Atoms and organic compounds

Can you imagine someone who lived over 2400 years ago saying that all matter is made up of atoms? Democritus, an ancient Greek, did. Explore the history of this scientific idea with chemist Amanda Tilbury. Hear how Swedish scientist Jöns Berzelius postulated much later that only living tissue could make an organic compound ...

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Integrated gasification combined cycle

Find out how emissions from coal-burning can be reduced by turning the coal into syngas. This is a fact sheet describing methods of coal gasification, and how the resulting syngas can drive a combined cycle power generator. It lists the advantages of the technology, including lower emissions and increased efficiency, as ...

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DIY Lava Lamp

This resource contains lessons plans containing instructions and teachers' notes for an activity based on a chemical reaction that occurs when a soluble aspirin tablet dissolves and the fact that oil and water do not mix are used to create a model of a lava lamp. Students have fun while they learn about density of fluids. ...

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Water-powered engine theories need hosing down

This ABC article by Dr Karl addresses the question: will we one day be able to power cars with water? The chemical reactions involved in the formation and decomposition of water are described. Energy transformations are explained. A very useful resource to get students thinking.

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A mini chemistry set in a stick

Do you know how glowsticks work? Watch this clip and discover the chemical reaction that takes place when you snap a glowstick and release the reactants. Find out about chemiluminescence in nature, when scientists first created glowing sticks and the chemical equation that describes the reaction. Can you guess which glowstick ...

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Chemistry of rotten eggs, and more

Want to know if an egg is rotten, why onions bring on tears and what makes green vegetables turn brown after cooking? Watch this clip to discover the chemistry behind these and other everyday problems. Find out about the chemical reactions, compounds and elements involved, and learn some simple chemistry-inspired solutions.

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Magic tricks revealed using chemistry

Some magic tricks, such as disappearing ink or candles that won't blow out, can be explained by chemistry. In this clip, three classroom chemistry experiments demonstrate that some familiar magic tricks rely on acid-base chemical reactions, and the properties and behaviour of gases. Watch closely if you've ever wanted to ...

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Can We Help?: Exploring nanotechnology

Peter Binks, CEO of Nanotechnology Victoria, answers the question 'How does nanotechnology work?' Discover what nanotechnology is and see several examples in action, such as scratch-resistant paint used in the car industry. Consider future applications of nanotechnology in areas such as sports, health care, clothing and cleaning.

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Elliot and the Surfing Scientist: Hydrogen and its properties

Imagine the possibilities if we could turn the most abundant element in the universe into a source of fuel. Watch as the Surfing Scientist, Ruben Meerman, investigates the properties of hydrogen and then demonstrates its potential as a fuel when he sets fire to hydrogen-filled soap bubbles.

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Green packaging lesson

This lesson plan engages students in finding ways to reduce plastic waste in food packaging. Students investigate problems created by plastic waste then observe ways these issues are being addressed. They design new packaging for food items that currently produce excessive waste then test their designs objectively. The ...

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Elliot and the Surfing Scientist: Carbon dioxide (CO2) fire extinguisher

Different types of chemical reactions are used in many everyday products. Watch this clip to see how two common household substances can be combined to create an 'Invisible Candle Extinguisher'.

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Atoms of Fire: Chemical products that change our lives

Travel back one hundred years in time to observe the technologies that people were using and to consider the technologies that had have yet to be invented. View the types of new substances that were invented by chemists during the last century.

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Elliot and the Surfing Scientist: Chemical catalysts

Have you ever heard of a catalyst? Watch as the Surfing Scientist, Ruben Meerman, demonstrates the power of a catalyst. He adds one to just two other ingredients to create a chemical reaction with spectacular foaming results - just like elephant toothpaste!

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The bang behind fireworks!

Ever wondered how fireworks are created? In this clip, pyrotechnics expert John Conkling describes the chemical and physical components of fireworks, and demonstrates many coloured explosions in a laboratory. Discover that a fireworks display is a chemical reaction between an oxidiser such as potassium nitrate and a fuel ...

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Dyeing with red cabbage!

Many natural products, such as red cabbage and turmeric, can be used as a natural source of colour to dye fibres. Watch the dyeing demonstration in this clip to see how. Discover the chemistry of natural dyes, including the bonding properties of different pigments and how acid-base reactions can alter the colour of pH-sensitive ...