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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the definition of a cathode?
💡 Hint: Think about which electrode in electrolysis is associated with gaining electrons.
Question 2
Easy
Name one process where cathodes are used.
💡 Hint: Consider applications that involve electrical energy.
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
At the cathode, do cations gain or lose electrons?
- Gain
- Lose
💡 Hint: Remember the function of the cathode.
Question 2
True or False: The cathode is the positive electrode in an electrolytic cell.
- True
- False
💡 Hint: Consider which electrode is associated with reduction.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A student conducts an experiment with copper sulfate and observes how much copper is deposited on the cathode after one hour. How can they calculate the mass of copper deposited based on the current used?
💡 Hint: Remember the formula relating current, charge, and time.
Question 2
Suggest two ways to improve the efficiency of metal deposition at the cathode during electrolysis. Explain your reasoning.
💡 Hint: Consider the balance of ions and current flow.
Challenge and get performance evaluation