Oxidation states
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Question 1 of 20
1. Question
What are oxidation states?
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Question 2 of 20
2. Question
What is the oxidation state of an uncombined element?
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Question 3 of 20
3. Question
What is the oxidation state of a combined oxygen atom?
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Question 4 of 20
4. Question
What is the oxidation state of a combined oxygen atom in peroxides?
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Question 5 of 20
5. Question
What is the oxidation state of a combined hydrogen atom?
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Question 6 of 20
6. Question
What is the oxidation state of a combined hydrogen atom in metal hydroxides?
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Question 7 of 20
7. Question
What is the oxidation state of a simple ion?
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Question 8 of 20
8. Question
What is the oxidation number of a combined fluorine atom?
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Question 9 of 20
9. Question
What is the overall charge of a compound?
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Question 10 of 20
10. Question
What is the overall charge of a molecular ion?
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Question 11 of 20
11. Question
What is an oxyanion?
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Question 12 of 20
12. Question
What is the oxidation state of hydrogen in NH_3 ?
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Question 13 of 20
13. Question
What is the oxidation state of nitrogen in NH_3 ?
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Question 14 of 20
14. Question
What is the oxidation state of oxygen in H_2O_2 ?
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Question 15 of 20
15. Question
What is the oxidation state of lithium in LiH?
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Question 16 of 20
16. Question
What is the oxidation state of nitrogen in NO_3^- ?
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Question 17 of 20
17. Question
What is the oxidation state of chlorine in Cl_2 ?
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Question 18 of 20
18. Question
What is the oxidation state of chlorine in HCl?
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Question 19 of 20
19. Question
What is the oxidation state of sulfur in H_2SO_4 ?
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Question 20 of 20
20. Question
What is the oxidation state of calcium in CaF_2 ?
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