English National Curriculum - Science
Mission Objectives
Represent the electron configuration of the first 20 elements using numbers
Represent the electron configuration of the first 20 elements using a diagram
Describe the rules of filling in the electron shells
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Words and meanings to learn
electron configuration
arrangement of electrons in an atom’s electron shell
orbit
the path or region around the nucleus where an electron is likely to be found
electron
a subatomic particle with a negative charge that orbits the nucleus of an atom
stable
an atom or molecule that is not likely to react or change under normal conditions
energy level / shell
regions around the nucleus of an atom where electrons are likely to be found
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.
Electron configuration - Handout
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