English National Curriculum - Science
Mission Objectives
Describe metallic bonding
Describe and explain the physical properties of metals
Explain why alloys are harder than pure metals
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Words and meanings to learn
metallic bonding
the strong attraction between positive metal ions and a sea of delocalised electrons
delocalised
electrons that are not fixed to one atom and are free to move throughout a structure, such as in metals
electrons
negatively charged subatomic particles found in energy levels (shells) around the nucleus of an atom
alloy
a mixture of a metal with one or more other elements, often other metals
ions
atoms or molecules that have gained or lost electrons, giving them a positive or negative charge
Samantha is a dedicated and accomplished science educator with over 15 years of leadership experience in the field, coupled with a strong background in scientific analysis. She has a proven track record of strategically managing educational departments, driving operational efficiencies, and nurturing collaborative relationships with stakeholders.
Samantha previously served as the Head of Chemistry and Sixth Form Tutor, Ilkley Grammar School, Ilkley with extensive Key Stage 4 and 5 teaching experience and leadership. In addition to her teaching and leadership roles, she is also an examiner for AQA, providing her with valuable insight into assessment standards and exam specifications.
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Shape memory alloys - if possible
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