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13 cards from this deck
Systematic approach based on oxidation numbers
Electron transfer
Assign oxidation numbers to all atoms
Identify which elements change oxidation number
Determine electrons lost and gained
Loss of electrons (oxidation)
Gain of electrons (reduction)
Work out ratio of oxidising agent to reducing agent
Electrons lost must equal electrons gained
Balance remaining items using inspection method
Oxygen and hydrogen atoms
Count atoms of each element on both sides (must be equal)
Calculate total charge on both sides (must be equal)
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