离子方程式错误的原因SO2 通入CaCl2溶液:Ca^2+ +SO2+H2O——caso3+2h^+铁与稀硝酸反应:fe+2h^+ ——fe^2+ +h2co2通入少量石灰水中:ca^2+ +2oh^- +co2——caco3沉淀+h2o 这三个离子方程式哪里出错了?
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![离子方程式错误的原因SO2 通入CaCl2溶液:Ca^2+ +SO2+H2O——caso3+2h^+铁与稀硝酸反应:fe+2h^+ ——fe^2+ +h2co2通入少量石灰水中:ca^2+ +2oh^- +co2——caco3沉淀+h2o 这三个离子方程式哪里出错了?](/uploads/image/z/12274032-48-2.jpg?t=%E7%A6%BB%E5%AD%90%E6%96%B9%E7%A8%8B%E5%BC%8F%E9%94%99%E8%AF%AF%E7%9A%84%E5%8E%9F%E5%9B%A0SO2+%E9%80%9A%E5%85%A5CaCl2%E6%BA%B6%E6%B6%B2%EF%BC%9ACa%5E2%2B+%2BSO2%2BH2O%E2%80%94%E2%80%94caso3%2B2h%5E%2B%E9%93%81%E4%B8%8E%E7%A8%80%E7%A1%9D%E9%85%B8%E5%8F%8D%E5%BA%94%EF%BC%9Afe%2B2h%5E%2B+%E2%80%94%E2%80%94fe%5E2%2B+%2Bh2co2%E9%80%9A%E5%85%A5%E5%B0%91%E9%87%8F%E7%9F%B3%E7%81%B0%E6%B0%B4%E4%B8%AD%EF%BC%9Aca%5E2%2B+%2B2oh%5E-+%2Bco2%E2%80%94%E2%80%94caco3%E6%B2%89%E6%B7%80%2Bh2o+%E8%BF%99%E4%B8%89%E4%B8%AA%E7%A6%BB%E5%AD%90%E6%96%B9%E7%A8%8B%E5%BC%8F%E5%93%AA%E9%87%8C%E5%87%BA%E9%94%99%E4%BA%86%3F)
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