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5 Cards in this Set
- Front
- Back
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Oil Rig |
Oxidation is loss Reduction is gain |
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Electrolysis |
Electrolysis is the process by which ionic substances are broken down into simpler substances when an electric current is passed through them. For electrolysis to work, the ions must be free to move. |
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Extraction by reaction |
Metals are extracted from there ores by using a more reactive element like carbon. These cause a displacement reaction and u get the metal out |
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Oxidation and reduction |
When something gains oxygen it's been oxygenated. Reduction is when something losses oxygen |
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Example for oxidation and reduction |
Zinc oxide+ carbon= carbon dioxide+ zinc 2zn2O+ C= CO2+ Zn Carbon is being oxidised Zinc is being reduced Carbon is the reducing agent Oxidising agent is zinc |
