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The total energy of an electron in the f...

The total energy of an electron in the first excited state of hydrogen is about`-3.4` eV. Its kinetic energy in this state is

A

`-3.4 eV`

B

`-6.8 eV`

C

`6.8 eV`

D

`3.4 eV`

Text Solution

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The correct Answer is:
D
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