Which of the following is a nitric acid anhydride? (a) NO (b) NO2
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when it reacts with water (i.e hydrolyses), both nitrous and nitric acids are produced:
2 NO2 + H2O → HNO2 + HNO3
Nitrous acid isn’t very stable in solution and will disproportionate if the solution becomes warm/hot or concentrated, but if kept cold & relatively dilute both acids will form.
2 NO2 + H2O → HNO2 + HNO3
Nitrous acid isn’t very stable in solution and will disproportionate if the solution becomes warm/hot or concentrated, but if kept cold & relatively dilute both acids will form.
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