Using electrode potentials

I think the main problem with questions involving oxidation and reduction and standard electrode potentials is that teachers often teach cell convention – and many teach it wrongly. This can be seen when examiners mark scripts as students often use the phrases ‘left hand side’ or ‘right hand side’ and have no clue about what they are referring to. Equations like Etotal = ELHS – ERHL are often used in completely...

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