223氯化铁与碳酸钠溶2FeCl3Na2CO33H2O2FeOH3↓3CO2↑6NaCl
七、高中常用的离子方程式
1氢氧化钡溶液与稀H2SO4反应:2HSO42-Ba22OH-BaSO4↓2H2OBa(OH)2H2SO4BaSO42H2O2硫酸氢钠溶液中加入氢氧化钡溶液至中性:2HSO42-Ba22OH-BaSO4↓2H2O
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f化学方程式大全
H2SO4BaOH2BaSO42H2O3硫酸氢钠溶液中加入氢氧化钡溶液至硫酸根沉淀完全:HSO42-Ba22OH-BaSO4↓2H2ONaHSO4BaOH2BaSO4↓NaOHH2O4碳酸氢钠溶液和氢氧化钠溶液混合HCO3-OHˉCO32-H2ONaHCO3NaOHNa2CO3H2O5氢氧化钠溶液中加入过量碳酸氢钙溶液:Ca2HCO3-OH-CaCO3↓H2ONaOHCaHCO3CaCO3↓Na2CO3H2O6氢氧化钠溶液中加入少量碳酸氢钙溶液:Ca22HCO3-2OH-CaCO3↓H2OCO32-NaOHCaHCO3CaCO3↓Na2CO3H2O7向AlCl3溶液中加入少量的NaOH溶液:Al33OH-=AlOH3↓AlCl33NaOHAlOH33NaCl8向AlCl3溶液中加入过量的NaOH溶液:Al34OH-=AlO2-2H2OAlCl33NaOHAlOH33NaClAlOH3NaOHNaAlO42H2OAlCl34NaOHNaAlO43NaCl9氯化铁溶液中加过量氨水:Fe33NH3H2OFeOH3↓3NH4FeCl33NH3H2OFeOH3↓3NH4Cl10氯化铝溶液中加入过量的氨水A133NH3H2OAlOH3↓3NH4A1Cl33NH3H2OAlOH3↓3NH4Cl11氯化铝溶液中加入少量的氨水同上A133NH3H2OAlOH3↓3NH4A1Cl33NH3H2OAlOH3↓3NH4Cl12澄清石灰水与少量小苏打溶液混合:Ca2+十OH-+HCO3-CaCO3↓+H2OCaOH2+NaHCO3-CaCO3↓+NaOHH2O13澄清石灰水与过量小苏打溶液混合:Ca2++2OH-+2HCO3-CaCO3↓+2H2OCO32-CaOH2+NaHCO3CaCO3↓NaOHH2OCaOH22NaHCO3CaCO3↓+2H2ONA2CO314铝片溶于苛性钠溶液:2Al+2OH-+2H2O2AlO2-+3H2↑2Al2NaOH2NaAlO23H2↑15金属铜与稀硝酸反应:3Cu8H2NO3-3Cu24H2O2NO↑3Cu8HNO3稀△3CuNO324H2O2NO↑16金属铜与浓硝酸反应:Cu4H2NO3-Cu22NO2↑2H2OCu4HNO3浓CuNO322NO2↑2H2O17稀硝酸与过量的铁屑反应18稀硝酸与少量的铁屑反应2Fe8H2NO3-2Fe32NO↑4H2O2Fe8HNO3稀2FeNO332NO↑4H2O19氢氧化亚铁溶于稀盐酸20氢氧化亚铁溶于稀硝酸FeOH22HFe22H2O3FeOH210HNO3-3Fe38H2ONO↑C1O一CO2H2OHCO3-HClOFe4H2NO3-Fe22NO↑2H2OFeHNO3稀FeNO322NO↑2H2ONaOHNaHCO3Na2CO3↓H2O
21向次氯酸钙溶液中通人过量的二氧化碳
22向次氯酸钙溶液中通人少量的二氧化碳:Ca22C1O一CO2H2OCaCO3↓2HClO23氯化铁溶液中加过量氨水:A133NH3H2OAlOH3↓3NH424Na2CO3溶液与少量硝酸溶液:HCO32-=HCO3r