Oxidation Reactions Worksheet
Grade 11 Chemistry worksheet covering oxidation reactions, oxidation states, and redox processes.
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Oxidation Reactions Worksheet
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Read each question carefully and provide your best answer. Show all your work for calculations.
1. Which of the following best defines oxidation in terms of electron transfer?
Gain of electrons
Loss of electrons
Sharing of electrons
Transfer of protons
2. What is the oxidation state of sulfur in H₂SO₄?
+2
+4
+6
-2
3. In a redox reaction, the substance that undergoes oxidation is called the agent.
4. The process of rusting is an example of .
5. An increase in oxidation state indicates .
6. All combustion reactions are also oxidation reactions.
True
False
7. A reducing agent is itself reduced during a redox reaction.
True
False
8. Balance the following redox reaction in acidic medium: MnO₄⁻ + SO₃²⁻ → Mn²⁺ + SO₄²⁻
9. Explain why oxygen is considered a strong oxidizing agent.
The image below illustrates a common oxidation reaction.
10. Identify the substance that is oxidized in the image and describe the observable changes.