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Chemical Effects of Electric Current - Class VIII Quiz
Class VIII
Science
Chemical Effects of Electric Current
15 questions
EASY
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Preview questions
1. What is the process called when electric current passes through a solution?
Electrolysis · Electromagnetism · Conduction · Insulation
2. Which of the following is a good conductor of electricity?
Copper · Rubber · Wood · Plastic
3. What happens to the ions in a solution when electric current passes through it?
They move towards electrodes · They remain stationary · They evaporate · They freeze
4. What is produced at the positive electrode during electrolysis?
Oxygen gas · Hydrogen gas · Chlorine gas · Nitrogen gas
5. Which of the following is NOT a product of electrolysis?
Water · Oxygen · Hydrogen · Chlorine
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