题目内容
氢原子从能级m跃迁到能级n时,辐射红光的频率为
,从能级n跃迁到能级k时吸收紫光的频率为
,已知普朗克常量为h,若氢原子从能级k跃迁到能级m,则( )
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134346076336.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134346139357.png)
A.吸收光子的能量为 h![]() ![]() |
B.辐射光子的能量为h![]() ![]() |
C.吸收光子的能量为h![]() ![]() |
D.辐射光子的能量为h![]() ![]() |
D
根据玻尔理论,氢原子从能级m跃迁到能级n时,辐射红光的频率为
,有
①,从能级n跃迁到能级k时吸收紫光的频率为
,有
②,由②-①得:
,选项D正确。
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134346076336.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134347012693.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134346139357.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134347184691.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134347231790.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
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