← Back to quiz index

Chemical Effects of Electric Current - Class VIII Quiz

Class VIII
Science
Chemical Effects of Electric Current
13 questions
MEDIUM

Ready to take the quiz?

Test takers will enter name and email before starting.

Start quiz

Preview questions

1. What is the primary effect of electric current in a conducting solution?

Heating effect · Chemical effect · Magnetic effect · Mechanical effect

2. Which of the following is a common electrolyte used in experiments?

Sugar solution · Salt solution · Pure water · Oil

3. What is produced at the cathode during electrolysis of water?

Hydrogen gas · Oxygen gas · Chlorine gas · Nitrogen gas

4. What happens to the pH of a solution when an acid is formed during electrolysis?

Increases · Decreases · Remains the same · Becomes neutral

5. Which of the following materials is a good conductor of electricity?

Rubber · Copper · Glass · Wood