1. N₂ + 3H₂ → 2NH₃
2. 4NH₃ + 5O₂ → 4NO + 6H₂O
3. 2NO + O₂ → 2NO₂
4. 4NO₂ + O₂ + 2H₂O → 4HNO₃
5. HNO₃ + NaOH → NaNO₃ + H₂O
1. N₂ + 3H₂ → 2NH₃
2. 4NH₃ + 5O₂ → 4NO + 6H₂O
3. 2NO + O₂ → 2NO₂
4. 4NO₂ + O₂ + 2H₂O → 4HNO₃
5. HNO₃ + NaOH → NaNO₃ + H₂O