Practice Definitions of Oxidation and Reduction - 2.1 | Unit 9: Redox Processes | IB Grade 11: Chemistry
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Definitions of Oxidation and Reduction

2.1 - Definitions of Oxidation and Reduction

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define oxidation.

💡 Hint: Think about how this affects the oxidation number.

Question 2 Easy

What does reduction mean?

💡 Hint: Focus on the change in electron numbers.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is oxidation defined as?

A. Gaining electrons
B. Losing electrons
C. A chemical reaction

💡 Hint: Relate it back to the mnemonic 'LEO'.

Question 2

True or False: The oxidizing agent loses electrons during the reaction.

True
False

💡 Hint: Think about the role of the oxidizing vs. reducing agent.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write a balanced redox reaction for the oxidation of magnesium by hydrochloric acid.

💡 Hint: Think about the charges and balance both sides.

Challenge 2 Hard

Describe how the oxidation states of elements change during photosynthesis.

💡 Hint: Consider the half-reactions involved in the process.

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