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Topic 3b - Electrolysis - Coggle Diagram
Topic 3b - Electrolysis
Basics
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How does it work
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The positive ions (cations) move towards the negative electrode (cathode) and are reduced (gain electrons)
The negative ions (anions) move towards the positive electrode (anode) and are oxidised (lose electronse)
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Half eqations
1) Write the symbol for the positive/negative ion in the electrolyte on the left-hand side of the equation
2) Write the symbol for the neutral atoms or molecules produced on the right-hand side of the equation
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