1\麻烦问下NH4Cl PH3 C2H6 HF MgO BaCl2 的电子式怎么画?最好能用点画出来 2\电子式打点的顺序是什么?
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![1\麻烦问下NH4Cl PH3 C2H6 HF MgO BaCl2 的电子式怎么画?最好能用点画出来 2\电子式打点的顺序是什么?](/uploads/image/z/14545131-51-1.jpg?t=1%5C%E9%BA%BB%E7%83%A6%E9%97%AE%E4%B8%8BNH4Cl+PH3+C2H6+HF+MgO+BaCl2+%E7%9A%84%E7%94%B5%E5%AD%90%E5%BC%8F%E6%80%8E%E4%B9%88%E7%94%BB%3F%E6%9C%80%E5%A5%BD%E8%83%BD%E7%94%A8%E7%82%B9%E7%94%BB%E5%87%BA%E6%9D%A5+2%5C%E7%94%B5%E5%AD%90%E5%BC%8F%E6%89%93%E7%82%B9%E7%9A%84%E9%A1%BA%E5%BA%8F%E6%98%AF%E4%BB%80%E4%B9%88%3F)
1\麻烦问下NH4Cl PH3 C2H6 HF MgO BaCl2 的电子式怎么画?最好能用点画出来 2\电子式打点的顺序是什么?
1\
麻烦问下NH4Cl PH3 C2H6 HF MgO BaCl2 的电子式怎么画?最好能用点画出来
2\电子式打点的顺序是什么?
1\麻烦问下NH4Cl PH3 C2H6 HF MgO BaCl2 的电子式怎么画?最好能用点画出来 2\电子式打点的顺序是什么?
1
NH4Cl
|`````````H
|`````````..```````````..
|````[``H:N:H``]+```[`:Cl:`]`-
|`````````..```````````..
|`````````H
PH3
|`````````H
|`````````..
|```````H:P`:H
|`````````..
C2H6
|```````H``H
|```````..`..
|`````H:C:`C:H
|```````..`..
|```````H``H
HF
|`````````..
|``````H:`F`:
|`````````..
MgO
|````````````..
|`````Mg2+`[:O`:]2-
|````````````..
BaCl2
|````````..```````````..
|``````[:Cl:]-`Ba2+`[:Cl:]-
|````````..```````````..
2
单原子电子式打点的顺序参照这个:
|```````````````````.`````.````.````..````..
|```Li.``Be:``.B:``.C:```.N:``:O:``:F :``:Ne:
|`````````````````````````.````.````.`````..
规则是:
1 1
2 2
3 2+1
4 2+1+1
5 2+1+1+1
6 2+2+1+1
7 2+2+2+1
8 2+2+2+2
拷贝下来,然后把"`"换成" "再看