
Oxidation Numbers in Compounds
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Mia Campbell
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of calcium in CaO?
+1
+2
-2
-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the compound CuI, what is the oxidation number of iodine?
+1
-1
+2
-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the compound FeBr3, what is the oxidation number of iron?
+3
+2
-3
+1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In NH4Cl, what is the oxidation number of nitrogen?
-3
+5
-5
+3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of carbon in the polyatomic ion CO3^2-?
-4
-2
+4
+2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the compound Ba^2+, what is the oxidation number of barium?
+2
-1
+1
-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of phosphorus in H2P2O7^2-?
+3
+5
+7
+10
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