English National Curriculum - Science
Mission Objectives
Describe the movement of electrons and identify which ions are oxidised and reduced during electrolysis of molten compounds
Predict the products formed at each electrode during electrolysis
(HT) Write balanced half-equations for the reactions at the electrodes
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Words and meanings to learn
oxidation
reaction where a substance loses electrons
reduction
reaction where a substance gains electrons
anode
the positive electrode during electrolysis
cathode
the negative electrode during electrolysis
half-equation
equation that shows what happens to one reactant during a redox reaction, including the gain or loss of electrons; in electrolysis, this shows what happens at each electrode
Samantha is an accomplished science educator with over 15 years of leadership experience and a strong background in scientific analysis. She has a proven record of leading departments effectively, improving practice, and working collaboratively with stakeholders.
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.
She is a former Head of Chemistry and Sixth Form Tutor at Ilkley Grammar School, with extensive Key Stage 4 and 5 experience, and an AQA examiner, giving her valuable insight into assessment standards and exam requirements.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket.
Handouts
Expert film
Mission assignment film
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