题目内容

世博同学在探究铝、铜、银三种金属活动性顺序时做了如下实验,并由此得出了正确结论。                                            

                                             

                                                    

                                           

 (1)请指出上述实验操作中的错误                     

(2)写出乙中发生反应的化学方程式                    

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世博同学在探究铝、铜、银三种金属活动性顺序时做了如下实验,并由此得出了正确结论。

                                                                                         

                                                                                            

                                                                                                       

                                                                                      

                                                                                     

                                                                                         

(1)请指出上述实验操作中的错误                                           

(2)写出乙中发生反应的化学方程式                                          。                                                                                         

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