Lesson 3,
Topic 6
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6.4.5 Writing half-equations to show the electron transfer (DEMO)
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You can describe the redox reaction shown by the equation in terms of oxygen loss or gain.
Using half-equation an equation that shows one-half of a redox reaction, you can describe any redox reaction in terms of electron transfer.
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NOTEYou can write an oxidation (electron loss) half equation in any of the following ways:
The second option is the standard way of showing electron loss.