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What is the oxidation number of Cr in the dichromate ion (Cr2O7)-2
0
0
+7
NO2
+4
+6
+1
+5
What is the sum of the oxidation numbers in CO2?
0
0
+7
NO2
+4
+6
+1
+5
What is the oxidation number of Pt in K2PtCl6?
0
0
+7
NO2
+4
+6
+1
+5
What is the oxidation number of Chlorine in HClO4?
0
0
+7
NO2
+4
+6
+1
+5
Oxygen has an oxidation number of -2 in
0
0
+7
NO2
+4
+6
+1
+5
What is the oxidation number of nitrogen in (NO3)-1
0
0
+7
NO2
+4
+6
+1
+5
The oxidation number of nitrogen in N2O is
0
0
+7
NO2
+4
+6
+1
+5
The number of nitrogen in N2 is
0
0
+7
NO2
+4
+6
+1
+5
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