Open Access

Table 1

Nitrogen species considered in nitric medium [2].

Oxidation degree of nitrogen Compound Physical state Stability
+V HNO3 Aqueous ++
+IV NO2 Gas ++
N2O4 Tebullition = 21.4 °C ++
+III N2O3 Gas
HNO2 Aqueous
NO+ Aqueous −−
+II NO Gas +
+I N2O Gas ++

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