CHEM100/Redox

• Most of this material is in the lecture notes pp48-61. Text - chap. 8,18 Objectives -85-89..

• Oxidation Definition: Loss of electrons.

• Reduction Definition: Gain of electrons.

• The above definitions are easily seen when a battery is discharged. The zinc outer wall loses electrons and is the negative pole. The positive pole is a carbon rod that returns electrons to reagents in the battery.

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