All Curriculum for excellence: topic SCN 2-16a articles

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    Separating mixtures

    Fun demonstrations of different mixtures, including racing liquids and rainbow colours

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    Outreach: chromatography, how black is a black pen?

    2016-12-14T11:23:00Z

    Inside many black pens is a rainbow of colour trying to get out. Black ink is often made from a blend of other colours. In this activity you can try out paper chromatography to separate this mixture of inks.

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    Mrs Johal's class

    In Search of Solutions: Sand, sawdust and salt, all mixed up, can your students recover them? Linking to topics on dissolving, evaporating, filtration and density.

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    Separating mixtures

    In association with

    The ‘separating mixtures’ chapter from That’s Chemistry! This chapter looks at key ideas and activities that can be used to help students learn how sieving can separate particles of different sizes and other methods used for separating mixtures.

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    Outreach: crime scene chromatography

    2016-12-12T13:29:06Z

    The best pens for this activity are (1) A black felt tip pen (2) A black permanent pen (3) A Non-permanent black pen. These look the same on paper but have different chromatography results.

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    Mixing and dissolving materials

    In association with

    The ‘mixing and dissolving materials’ chapter from That’s Chemistry! This chapter looks at key ideas and activities that can be used to help students learn that mixtures are made up of more than one substance and that some mixtures can be separated.

  • Erupting Volcano
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    Outreach: Science festivals

    This set of handouts can be used to inspire people of all ages to take up chemistry in their own home! Racing raisins, cornflour gloop, erupting volcanoes, reaction times and iron from breakfast cereal are all covered here.