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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens during oxidation?
💡 Hint: Think about the mnemonic OIL RIG.
Question 2
Easy
What is gained during reduction?
💡 Hint: Remember the 'gain' in RIG.
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
Which of the following describes oxidation?
- Gaining electrons
- Losing electrons
- No change in electrons
💡 Hint: Remember oxidizing agents take electrons away.
Question 2
True or False: Half-reactions can be used to visualize electron transfer in redox reactions.
- True
- False
💡 Hint: Think about whether they simplify the process.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are given a reaction where Ag⁺ + Fe → Ag + Fe²⁺. Write its half-reactions and identify the oxidizing and reducing agents.
💡 Hint: Look at which species loses and gains electrons.
Question 2
Balance the equation: Cr₂O₇²⁻ + H₂ → Cr³⁺ + H₂O. Show half-reactions as part of your solution.
💡 Hint: Focus on balancing charges and mass separately for oxidation and reduction.
Challenge and get performance evaluation