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与量有关的离子方程式的书写

> 下列离子方程式正确的是 A．氨水吸收足量的SO2气体：OH－＋SO2＝HSO3－ B．将铜丝投入稀硝酸中：Cu＋4H＋＋NO3－＝Cu2＋＋NO2↑＋2H2O C．将H2O2滴入酸性KMnO4溶液中：2MnO4－+10H++3H2O2＝2Mn2++3O2↑+8H2O D．NaHSO4溶液中加入过量Ba(OH)2溶液：H＋＋SO42－＋Ba2＋＋OH－＝BaSO4↓＋H2O

问题：

发布时间：2024-09-11

下列离子方程式正确的是

A．氨水吸收足量的SO₂气体：OH^－＋SO₂＝HSO₃^－

B．将铜丝投入稀硝酸中：Cu＋4H^＋＋NO₃^－＝Cu²^＋＋NO₂↑＋2H₂O

C．将H₂O₂滴入酸性KMnO₄溶液中：2MnO₄^－+10H⁺+3H₂O₂＝2Mn²⁺+3O₂↑+8H₂O

D．NaHSO₄溶液中加入过量Ba(OH)₂溶液：H^＋＋SO₄²^－＋Ba²^＋＋OH^－＝BaSO₄↓＋H₂O

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