Oxidation Number
Authored by Lisa Thompson
Science
12th Grade
NGSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Oxidation number of Fe in FeO:
0
-2
+2
+3
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Oxidation number of Fe in Fe2O3:
0
-2
+2
+3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Oxidation number of Fe in Fe2+ ion:
0
-2
+2
+3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Oxidation number of N in NH4+:
0
+2
-3
+4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is oxidation number of Cr in
Cr2O72-?
-2
+2
+6
+12
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is oxidation number of P in K3PO4?
+1
+5
-2
0
Tags
NGSS.HS-PS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the oxidation state of Cl in ClO- ?
0
+1
-1
+2
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