Tag Archives: Electric charge

Capacitors (Part 3) – A2 Physics Revision


The equations for charge, voltage and current over time for capacitors charging and discharging Continue reading

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Electricity Basics – AS Electronics Revision


Conventional Current, Voltage, Electrons, Resistance, Series and Parallel Continue reading

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Drawing and Reading Ionic Bonding Diagrams – GCSE Chemistry Revision (AQA Additional Science – Double and Triple)


But… Yes, I know – how am I supposed to do a post about drawing diagrams, when I don’t even have any diagrams… well, I’ll do my best To show bonding, we use dot and cross diagrams To draw an atom, … Continue reading

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Ionic Bonding – GCSE Chemistry Revision (AQA Additional Science – Double and Triple)


Why bond? Elements react with other elements because they ‘want’ to end up with a full outer electron shell Electrons surround the nucleus of an atom in shells – remember Atomic Structure. The shells go (2,8,8) when full Getting the … Continue reading

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