All Separation articles
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PosterTeaching distillation’s apparatus and stages
Walk your 14–16 learners through the process of distillation and the equipment needed
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PosterCommercial applications of chromatography
Show post-16 students how the analytical techniques they learn in the classroom have real-world applications with this poster and fact sheet
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ResourceThin-layer chromatography and analgesics | 16–18 years
In this investigation learners use thin-layer chromatography to separate and identify over-the-counter medicines
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Class experimentDissolved substances in tap water and seawater
Compare the solids and gases dissolved in tap water and seawater in this class practical and demonstration
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NewsReversing our reliance on fractional distillation of crude oil
Scientists use semi-permeable polymer membrane and reverse osmosis to separate mixtures of hydrocarbons and save energy
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ResourceDissolving salt | Johnstone’s triangle worksheets | 11–14 years
Use this worksheet to develop learners’ understanding of solutions as they observe how salt and sand behave in water
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ResourceSolubility | Review my learning worksheets | 14–16 years
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
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CPD articleHow to teach chromatography at post-16
Everything you need to help your students master the fundamentals of this analytical technique
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ResourceChromatography challenge | 16–18 years
Explore analytical techniques and their applications with a chromatography investigation and research activity
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Practical videoSimple distillation | practical videos | 14–16 years
Video and resources showing how to separate water from a coloured solution
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Practical videoPaper chromatography | practical videos | 14–16 years
Video and resources showing how to separate colours in inks using paper chromatography
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ProjectHard water challenge | Chemistry for All project | 14–16 years
Investigate the relationship between the concentration of calcium ions and the ‘hardness’ of water
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ResourcePractical planning: spot the mistakes | 14–16 years
Use these exam-style questions to check your learners’ understanding of experimental skills and strategies
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FeatureDecomposition in daily life
Introduce your students to some applications of decomposition reactions: clean energy, bleach and baking
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PosterEverything you need to teach fractional distillation
With this poster and classroom activity, your 14–16 students will soon be experts
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IdeasHow to use models to boost understanding
Help students make sense of the chemistry they can’t see with memorable representations
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Topic webUisce a spáráil agus truailliú i dtimthriall an uisce | 7–9 mbliana
Nasc do theagasc curaclaim faoi uisce agus timthriall an uisce le comhthéacsanna spéisiúla inbhuanaitheachta. Sa ghréasán topaicí seo, moltar gníomhaíochtaí ranga a bhaineann le truailliú i dtimthriall an uisce, an chaoi a nglantar uisce agus an chaoi a n-úsáidfimis níos lú uisce.
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Topic webArbed dŵr a llygredd yn y cylch dŵr | 7–9 oed
Cysylltwch eich darpariaeth addysgu ar gyfer y cwricwlwm ynghylch dŵr a’r cylch dŵr â chyd-destunau cynaliadwyedd diddorol. Mae’r we pynciau hon yn awgrymu gweithgareddau yn yr ystafell ddosbarth ynghylch llygredd yn y cylch dŵr, sut mae dŵr yn cael ei lanhau a sut gallwn ni ddefnyddio llai ohono.
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ResourcePlant-based proteins | 16–18 years
Name common amino acids and draw the structural formulas of dipeptides and tripeptides in this resource for 16-18 year old learners before considering how thin layer chromatography can be used to separate and analyse amino acids in a mixture.