Oxidation-reduction

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7 Terms

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Oxidation

loss of electrons

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Reduction

Gaining of electrons

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Oxidizing agent

causes another atom to undergo oxidation and itself is reduced

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Reducing agent

causes another atom to reduce and is itself oxidized

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LEO says GER

Loss of Electrons is Oxidation

Gain of Electrons is Reduction

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Rules for oxidation number

1. The oxidation number of a free element is 0

2. Oxidation of H is usually +1, except when paired with an element of lower electronegativity

3. Sum of the oxidation numbers of all atoms present is equal to the charge of the ion

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Spectator Ions

Ions that take part in the reaction but will remain in the solution

Chemically inert