Oxidation Numbers Practice
Authored by A Langlois
Science
12th Grade
Used 1+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the oxidation number of Fe in FeO?
+1
-1
+2
-2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the oxidation number of O in CO2?
+2
-1
+4
-2
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the oxidation number of N in NO21- ?
-3
+4
-2
+3
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
If an atom loses electrons during a chemical reaction, the atom was:
Oxidized
Reduced
Neutralized
Precipitated
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the oxidation of C in CH4?
-4
-1
+4
+1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is oxidation number of Mn in MnO2 ?
0
+2
-2
+4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of Ca in Ca3N2?
+3
+2
-3
-2
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