题目内容
对于以下核反应方程,说法正确的是( )
①
②![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824224421372863.png)
③
④![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408242244238841057.png)
①
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408242244201401107.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824224421372863.png)
③
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408242244227141347.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408242244238841057.png)
A.①是发现中子的核反应方程 | B.②是核聚变方程 |
C.③是核裂变方程,其中x=9 | D.④是α衰变方程 |
B D
试题分析:①不是发现中子的反应;②是核聚变方程;③是核裂变方程,其中x=10;④是α衰变方程,选项BD正确。
![](http://thumb2018.1010pic.com/images/loading.gif)
练习册系列答案
相关题目