Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the oxidation state of Na in NaCl?
💡 Hint: Think about the charge of Na.
Question 2
Easy
Determine the oxidation state of O in water (H₂O).
💡 Hint: Recall that hydrogen is typically +1.
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Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the oxidation state of a monatomic ion?
- Charge of the ion
- Zero
- Charge of the element
💡 Hint: Think about what a monatomic ion consists of.
Question 2
Is the oxidation state of oxygen in H₂O -2?
- True
- False
💡 Hint: Recall the general rules for oxygen.
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Challenge Problems
Push your limits with challenges.
Question 1
Determine the oxidation states of all elements in the compound K₂Cr₂O₇.
💡 Hint: Use the sum of the oxidation states to ensure overall neutrality.
Question 2
Consider the compound NH₄Cl. What are the oxidation states of nitrogen and chlorine?
💡 Hint: Analyze the charges from the ammonium and chloride ions.
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