Write the reaction equations: nitrogen – ammonia – nitrogen oxide (ll) – nitric oxide (lV) – sodium nitrate – nitric acid.

1) N2 + 3H2 → 2NH3 (compound reaction; nitrogen, hydrogen, ammonia);

2) 4NH3 + 5O2 → 4NO + 6H2O (substitution reaction; ammonia, oxygen, nitric oxide (II), water;

3) 2NO + O2 → 2NO2 (nitrogen (II) oxide, oxygen, nitrogen (IV) oxide);

4) 2NO2 + 2NaOH → NaNO3 + NaNO2 + H2O (nitric oxide (IV), sodium hydroxide, sodium nitrate, sodium nitride, water);

5) NaNO3 + H2SO4 → HNO3 + NaHSO4 (sodium nitrate, sulfuric acid, nitric acid, sodium hydrogen sulfate).



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