Practice What You Have Learnt - 11.6 | 11. Chemical Effects of Electric Current | CBSE 8 Science
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a good conductor?

💡 Hint: Think about materials used in electrical wiring.

Question 2

Easy

Name one liquid that does not conduct electricity well.

💡 Hint: Recall the liquids we discussed in class.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What can be a good conductor?

  • Distilled Water
  • Lemon Juice
  • Oil

💡 Hint: Remember the liquids we tested.

Question 2

Is electroplating a chemical process?

  • True
  • False

💡 Hint: Think about what happens at the electrodes during electrolysis.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You are given several liquids, including vinegar, olive oil, and tap water. Design an experiment to find out which of these is the best conductor. Outline your steps.

💡 Hint: Pay attention to the liquid's ion content.

Question 2

Explain how electroplating can change the appearance and properties of an object. Why is it preferred over complete metal manufacture?

💡 Hint: Think about everyday objects you encounter.

Challenge and get performance evaluation