Practice Applications Of The Chemical Effect Of Electric Current (6.6)

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10 questions

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6 sample questions

Question 1.
What process uses electric current to deposit a layer of metal onto a surface?
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Think of jewelry and shiny surfaces.
Question 2.
Name a chemical commonly produced through electrolysis of salt.
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This chemical is used for disinfecting water.
3Question 3.
What is the main purpose of electroplating?
- To remove impurities
- To coat a surface with metal
- To produce electricity
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Think about jewelry and metal enhancements.
4Question 4.
Electrolysis is used in water purification. (True/False)
- True
- False
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Recall the process of electrolysis in cleaning.
Question 5.
How would you design an experiment to demonstrate the process of electrolysis in purifying water? Outline the steps and expected outcomes.
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Focus on the setup, components, and what reactions you anticipate.
Question 6.
Consider the environmental impacts of using electrochemical sensors. Discuss both their benefits and potential downsides.
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Think about both the positive effects on society and any sustainability issues.

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