Arrange the listed substances in order of increasing nitrogen oxidation state: 1) HNO3, 2) NH3, 3) HNO2, 4) NO, 5) NO2.

univerkov | April 27, 2021 | education

1) HNO3, +5. From oxygen and hydrogen (-2) * 3 + 1 = -5. On nitrogen +5.

2) NH3, -3. From hydrogen +3, therefore on nitrogen -3.

3) HNO2, +3. From oxygen and hydrogen (-2) * 2 + 1 = -3. On nitrogen +3.

4) NO, +2. From oxygen -2, therefore on nitrogen +2.

5) NO2, +4. From oxygen 2 * (-2) = -4, which means +4 on nitrogen.

Answer: 2) 4) 3) 5) 1).

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