15问答网 > 制硝酸的化学方程式是什么

制硝酸的化学方程式是什么

2025-04-02 03:21:53
推荐回答（3个）
回答1：

4NH3+5O2=====4NO+6H2O
2NO+O2=====2NO2
3NO2+H2O=====2HNO3+NO

回答2：

....

回答3：

实验室制法
NaNO3+ H2SO4＝ △=NaHSO4+ HNO3 （原理：高沸点酸制低沸点酸）
工业上制法
4NH3 + 5O2 ＝催化△= 4NO+6H2O
2NO + O2 = 2NO2（工业上制时要不停通入氧气）
3NO2 + H2O = 2HNO3 + NO （NO循化氧化吸收）
4NO+3O2+2H2O=4HNO3
4NO2+O2+2H2O=4HNO3

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