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1 

必修化学方程式小?/p>

 

写出下列反应的化学方程式和离子方程式,并描述相应的实验现象?/p>

 

1

、金属钠放在水中的现象是?/p>

                                             

化学方程式为?/p>

                                                    

离子方程式为?/p>

                                                    

2

、钠长期露置在空气中?/p>

3

个反应)

                                        

                                                                      

3

、钠在氧气中燃烧现象是:

                                                

           

化学方程式是?/p>

                                                

4

、过氧化钠的用途是?/p>

                        

(请写出原理,两个方程式?/p>

 

                                                                        

5

、钠放入硫酸铜溶液中现象?/p>

                                                    

化学方程式:

                                                                   

离子方程式:

                                                                   

6

、制取氢氧化铁胶体:

                                                          

7

、向碳酸钠溶液加入盐酸,反应为:

                                              

   

离子方程式为?/p>

                                                              

8

、碳酸氢钠溶液加入盐酸,反应为:

                                              

    

离子方程式为?/p>

                                                             

9

、加热除去碳酸钠固体中混有的少量的碳酸氢钠的方法为:

                  

其原理为?/p>

                                                            

10

、镁?/p>

CO

2

中燃烧,反应为:

                                                    

11

、镁在空气中燃烧,反应为?/p>

                                                   

12

?/p>

Mg(OH)

2

溶解在盐酸中,反应为?/p>

                                               

   

离子方程式为?/p>

                                                              

13

、氯化镁中加入氢氧化钠,离子方程式为?/p>

                                       

Ͼλ
新建
上传
首页
助手
最?/div>
资料?/div>
工具

 

1 

必修化学方程式小?/p>

 

写出下列反应的化学方程式和离子方程式,并描述相应的实验现象?/p>

 

1

、金属钠放在水中的现象是?/p>

                                             

化学方程式为?/p>

                                                    

离子方程式为?/p>

                                                    

2

、钠长期露置在空气中?/p>

3

个反应)

                                        

                                                                      

3

、钠在氧气中燃烧现象是:

                                                

           

化学方程式是?/p>

                                                

4

、过氧化钠的用途是?/p>

                        

(请写出原理,两个方程式?/p>

 

                                                                        

5

、钠放入硫酸铜溶液中现象?/p>

                                                    

化学方程式:

                                                                   

离子方程式:

                                                                   

6

、制取氢氧化铁胶体:

                                                          

7

、向碳酸钠溶液加入盐酸,反应为:

                                              

   

离子方程式为?/p>

                                                              

8

、碳酸氢钠溶液加入盐酸,反应为:

                                              

    

离子方程式为?/p>

                                                             

9

、加热除去碳酸钠固体中混有的少量的碳酸氢钠的方法为:

                  

其原理为?/p>

                                                            

10

、镁?/p>

CO

2

中燃烧,反应为:

                                                    

11

、镁在空气中燃烧,反应为?/p>

                                                   

12

?/p>

Mg(OH)

2

溶解在盐酸中,反应为?/p>

                                               

   

离子方程式为?/p>

                                                              

13

、氯化镁中加入氢氧化钠,离子方程式为?/p>

                                       

">
新建
上传
首页
助手
最?/div>
资料?/div>
工具

 

1 

必修化学方程式小?/p>

 

写出下列反应的化学方程式和离子方程式,并描述相应的实验现象?/p>

 

1

、金属钠放在水中的现象是?/p>

                                             

化学方程式为?/p>

                                                    

离子方程式为?/p>

                                                    

2

、钠长期露置在空气中?/p>

3

个反应)

                                        

                                                                      

3

、钠在氧气中燃烧现象是:

                                                

           

化学方程式是?/p>

                                                

4

、过氧化钠的用途是?/p>

                        

(请写出原理,两个方程式?/p>

 

                                                                        

5

、钠放入硫酸铜溶液中现象?/p>

                                                    

化学方程式:

                                                                   

离子方程式:

                                                                   

6

、制取氢氧化铁胶体:

                                                          

7

、向碳酸钠溶液加入盐酸,反应为:

                                              

   

离子方程式为?/p>

                                                              

8

、碳酸氢钠溶液加入盐酸,反应为:

                                              

    

离子方程式为?/p>

                                                             

9

、加热除去碳酸钠固体中混有的少量的碳酸氢钠的方法为:

                  

其原理为?/p>

                                                            

10

、镁?/p>

CO

2

中燃烧,反应为:

                                                    

11

、镁在空气中燃烧,反应为?/p>

                                                   

12

?/p>

Mg(OH)

2

溶解在盐酸中,反应为?/p>

                                               

   

离子方程式为?/p>

                                                              

13

、氯化镁中加入氢氧化钠,离子方程式为?/p>

                                       

Ͼλ">
Ͼλ
Ŀ

钠镁铝铁化学方程式练?- 百度文库
新建
上传
首页
助手
最?/div>
资料?/div>
工具

 

1 

必修化学方程式小?/p>

 

写出下列反应的化学方程式和离子方程式,并描述相应的实验现象?/p>

 

1

、金属钠放在水中的现象是?/p>

                                             

化学方程式为?/p>

                                                    

离子方程式为?/p>

                                                    

2

、钠长期露置在空气中?/p>

3

个反应)

                                        

                                                                      

3

、钠在氧气中燃烧现象是:

                                                

           

化学方程式是?/p>

                                                

4

、过氧化钠的用途是?/p>

                        

(请写出原理,两个方程式?/p>

 

                                                                        

5

、钠放入硫酸铜溶液中现象?/p>

                                                    

化学方程式:

                                                                   

离子方程式:

                                                                   

6

、制取氢氧化铁胶体:

                                                          

7

、向碳酸钠溶液加入盐酸,反应为:

                                              

   

离子方程式为?/p>

                                                              

8

、碳酸氢钠溶液加入盐酸,反应为:

                                              

    

离子方程式为?/p>

                                                             

9

、加热除去碳酸钠固体中混有的少量的碳酸氢钠的方法为:

                  

其原理为?/p>

                                                            

10

、镁?/p>

CO

2

中燃烧,反应为:

                                                    

11

、镁在空气中燃烧,反应为?/p>

                                                   

12

?/p>

Mg(OH)

2

溶解在盐酸中,反应为?/p>

                                               

   

离子方程式为?/p>

                                                              

13

、氯化镁中加入氢氧化钠,离子方程式为?/p>

                                       



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