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Oxygen has an oxidation number of -2 in
+1
+5
+6
+7
0
+7
NO2
0
What is the oxidation number of nitrogen in (NO3)-1
+1
+5
+6
+7
0
+7
NO2
0
The oxidation number of manganese in KMnO4 is
+1
+5
+6
+7
0
+7
NO2
0
The oxidation number of nitrogen in N2O is
+1
+5
+6
+7
0
+7
NO2
0
What is the oxidation number of Cr in the dichromate ion (Cr2O7)-2
+1
+5
+6
+7
0
+7
NO2
0
What is the oxidation number of Chlorine in HClO4?
+1
+5
+6
+7
0
+7
NO2
0
What is the sum of the oxidation numbers in CO2?
+1
+5
+6
+7
0
+7
NO2
0
The number of nitrogen in N2 is
+1
+5
+6
+7
0
+7
NO2
0
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