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What is the frequency of revolution of e...

What is the frequency of revolution of electron present in `2nd` Bohr's orbit of `H-` atom ?

A

`1.016xx10^(16)s^(-1)`

B

`4.065xx10^(16)s^(-1)`

C

`1.626xx10^(15)s^(-1)`

D

`8.2xx10^(14)s^(-1)`

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