English National Curriculum - Science
Mission Objectives
Describe how unreactive metals exist naturally, while others need to be extracted from their compounds
Explain how carbon extracts metals by removing oxygen
Evaluate metal extraction methods using given information
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Words and meanings to learn
ore
a rock that contains a high % of metal in mineral form to make it viable for extraction
oxidation
the process in which a substance loses electrons or gains oxygen during a chemical reaction
reduction
the process in which a substance gains electrons or loses oxygen during a chemical reaction
redox
a type of chemical reaction that involves both oxidation and reduction processes occurring simultaneously
displacement reaction
a type of chemical reaction in which a more reactive element replaces a less reactive element in a compound
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In her current work, Samantha embeds evidence-informed pedagogical principles such as retrieval practice, clear modelling, and effective sequencing to support high-quality curriculum design and professional development. She draws on assessment insight and common misconceptions to help teachers secure strong student understanding.
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Thermite demo: aluminium powder 3g, iron (III) oxide 9g, safety screen, filter paper, pipeclay triangle, tripod, sand, heatproof mat, plastic beaker or thick-walled glass beaker 1dm3.
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