(7分)某微粒的结构示意图为试回答:(1)当x-y=10时,该粒子为 

(7分)某微粒的结构示意图为试回答:

(1)当x-y=10时,该粒子为      (选填“原子”或“阳离子”、“阴离子”);

(2)当y=8时,该粒子可能是(用化学式表示,任填3种)              

(3)请写出工业上制取y=7元素对应单质时的离子方程式:

                                                                  

 

答案

(1)原子。(1分)

(2)   S2- 、 Cl-  、 Ar (K+、Ca2+、P3-也可以,共3分)

(3) 。(3分)

解析:

 

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