0  23242  23250  23256  23260  23266  23268  23272  23278  23280  23286  23292  23296  23298  23302  23308  23310  23316  23320  23322  23326  23328  23332  23334  23336  23337  23338  23340  23341  23342  23344  23346  23350  23352  23356  23358  23362  23368  23370  23376  23380  23382  23386  23392  23398  23400  23406  23410  23412  23418  23422  23428  23436  447090 

B.Al3+、Mg2+、SO42-

C.AlO2-、HCO3-、Na+

D.Al3+、AlO2-、Cl-

试题详情

2.下列各组离子中,能在水溶液中大量共存且溶液显酸性的是

                                                      (    )

试题详情

C.NaAlO2、HCl            D.MgCl2

试题详情

A.NaOH、AlCl3            B.CuSO4、BaCl2

试题详情

1.下列各组物质的水溶液不用试剂无法鉴别出来的是         (    )

试题详情

25.(共12分)

(1) (5分)                                                                                

                                                                                   

                                                                                     

                                                                                    

                                                                                   

(2) (4分)                                                                                

                                                                                 

                                                                                  

(3) (3分)                                                                                 

                                                                                   

                                                                                   

试题详情

24.(共12分)

(1)(2分)                                                                       

                                                                                  

(2) (3分)                                                                                

                                                                                                                                                                      

(3) (3分)                                                                                

                                                                                                                                                            

                                                                                   

                                                                                   

(4) (4分)                                                                        

                                                                                                                                                            

                                                                                   

                                                                                  

 

 

试题详情

23.(共12分)

(1) (2分)                                                                                                                                                        

(2) (3分)                                                                                  

                                                                                  

(3) (4分)                                                                               

                                                                                  

                                                                                   

                                                                              

(4) (3分)                                                                         

                                                                                  

                                                                                 

 

 

试题详情

22.(共12分)

(1) (4分)                                                                                

                                                                                   

                                                                                     

                                                                                    

                                                                                  

(2) (3分)                                                                               

                                                                                    

                                                                                 

(3) (5分)                                                                               

                                                                                    

                                                                                  

                                                                                  。  

 

 

试题详情

21.(共12分)

(1) (3分)                                                                              

                                                                              

(2) (4分)                                                                                  

                                                                                  

(3) (3分)                                                                                   

                                                                                                                                                                                                                                                                                                                                                    

                                                                                  

(4) (2分)_______________________________________________________                    

                                                                                  

 

 

试题详情


同步练习册答案