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Electrochemistry
Question | Answer |
---|---|
Define electrolysis | The use of chemistry to bring about a chemical reaction |
Define an electrolyte | A compound which when in a liquid state will conduct electricity |
At which electrode does oxidation occur? | Positive |
At which electrode does reduction occur? | Negative |
At which electrode does hydrogen form? | Negative |
At which electrode does oxygen form? | Positive |
At which electrode is copper deposited? | Negative |
Define electroplating | When electrolysis is used to coat one metal with another |
How would you coat steel with chromium? | Coat first with nickel |
Define the electro-chemical series | A list of elements in order of their standard electrode potentials |