Assigning Oxidation Numbers & Redox Reactions

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Oxidation

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Involves the loss of electrons and an increase in oxidation number.

Front

Oxidation and reduction must occur _____________ in a redox reaction.

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Simultaneously

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Gain of Electrons

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Characteristic of reduction in a redox reaction.

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Reducing Agent

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The substance that is oxidized in a redox reaction.

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Oxidizing Agent

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The substance that is reduced in a redox reaction.

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Increase in Oxidation Number

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Occurs during oxidation in a redox reaction.

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Reduced Substance

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The substance that gains electrons in a redox reaction.

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LEO says GER meaning

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Loss of Electrons is Oxidation; Gain of Electrons is Reduction

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A change in oxidation number

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Oxidation Reduction Reaction

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Reduction- _____________ in oxidation number.

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Decrease