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Electrolysis cartoon (BBC Bitesize)
Watch this interactive cartoon to find out more about ions, electrolysis, how copper is purified and how sodium chloride is split up into useful chemicals.

Limestone cartoon (BBC Bitesize)
Watch this short cartoon to find out about limestone and what it is used for. There is a short quiz at the end.

Reversible reactions and the Haber process cartoon (BBC Bitesize)
Watch the cartoon to find out about reversible reactions, energy changes and the Haber process. There is a quiz at the end.

Smart materials used in wind turbines (BBC Class Clips)
Watch this video to find out how stealth materials that were designed for military aeroplanes are used in wind turbines.

Reversible reactions and equilibria - Bitesize
Read through these pages to revise what you have learned about reversible reactions and the contact process.

Mindsets - smart material supplier
If you want to buy smart materials online, this is a good place to start your search!

Equilibria quizzes (Doc Brown)
Have a go at some of these quizzes to test your understanding of equilibria, the Haber process and the manufacture of nitric acid.

Limestone quizzes (Doc Brown)
Have a go at these quizzes to test your understanding of the uses of limestone and limestone products.

Limestone (BBC Bitesize)
Read these four pages to find out more about limestone, what it is used for and how it is processed. There is a quiz at the end to test your understanding.

Allotropes of carbon (BBC Bitesize)
Read these three pages to find out about the three allotropes of carbon and then have a go at the quiz at the end.

Nanotechnology (BBC Bitesize)
Read these two pages to find out a little about nanotechnology.

Sodium chloride (BBC Bitesize)
Read these three pages to find out how sodium chloride is extracted and processed, and what the chemicals derived from it are used for.

Fermentation (BBC Bitesize)
Read this page and the one that follows it to find out about fermentation.

Ammonia and the Haber process (BBC Bitesize)
Read these four pages to find out what ammonia is used for and how it is made. There is a quiz at the end.

Paint and pigments (BBC Bitesize)
Read these two pages to find out more about pigments and paints. There is a quiz at the end.

Construction materials (BBC Bitesize)
Read these three pages to find out more about construction materials, including limestone and reinforced concrete.

Using electrolysis (s-cool)
Read through this page to find out how electrolysis is used to purify copper and to extract useful materials from brine (salt water).

Hard and soft water (Doc Brown)
Read through this section of the webpage to find out about the causes and effects of hard water and how hardness can be removed.

Detergents (BBC Bitesize)
Read this simple summary of how detergent molecules work.

Hardness of water - Bitesize
Read through these pages to check you understanding of hardness of water.

Fats and soap
Read through these pages to recap your learning about fats, emulsions and how to make soap.

Reversible reactions and the Haber process (s-cool)
Read through this summary of the Haber process.

Fertilisers (BBC Bitesize)
An explanation of what fertilisers are, how they work and the potential side effects of their overuse.

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 immune system
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 food chemistry
 allotropes of carbon
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 Haber process
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 fertilisers
 hard and soft water
 colloids and paints
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 limestone and construction materials
 detergents
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