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高一化学离子反应教案

减小字体 增大字体 作者:佚名  来源:本站整理  发布时间:2012-03-23 23:53:08
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⑼ ①NaOH溶液中通入少量CO2                                                
                      离:                                                
②NaOH溶液中通入过量CO2                                                
                         离:                                                
⑽ ①Na2CO3溶液中滴入少量HCl溶液                                           
                      离:                                                
②HCl溶液中滴入少量Na2CO3溶液                                           
                      离:                                                
2、除杂题(用离子方程式表示)
⑴Na2SO4(Na2CO3)                                                          
⑵NaCl(Na2SO4)                                                            
⑶FeSO4(CuSO4)                                                            
⑷Na2CO3(NaOH)                                                           
⑸NaHCO3(Na2CO3)                                                         
3、在横线上填上适当的分子或离子,完成离子方程式(化学计量数不可改变)
⑴        +2H+==CO2↑+H2O

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