# 1Multiple Choice
What is used to separate substances in an electrolysis cell?
Heat
Electricity
Pressure
Light
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# 2True/False
In electrolysis, the positive electrode is called the anode.
# 3Short Answer
What metal is often extracted using electrolysis?
Aluminum
# 4Multiple Choice
Which of the following is NOT a common application of electrolysis?
Electroplating
Purifying metals
Cooking food
Producing chemicals
# 5True/False
Electrolysis can be used to coat one metal with another.
# 6Short Answer
What is the substance that conducts electricity in an electrolysis cell called?
Electrolyte
# 7Multiple Choice
In electrolysis, what happens at the cathode?
Oxidation
Reduction
Neutralization
Evaporation
# 8True/False
The process of refining copper using electrolysis is called the electrolytic refining of copper.
# 9Short Answer
What gas is produced during the electrolysis of water?
Hydrogen
# 10Multiple Choice
Which of these is an example of electroplating?
Making salt from sodium and chlorine
Coating a spoon with silver
Splitting water into hydrogen and oxygen
Extracting iron from ore
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