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The potential energy of an electron in t...

The potential energy of an electron in the second Bohr's orbit of the` He^(+)` ion is :-

A

`-54.4 eV`

B

`-27.2 eV `

C

`-108.8 e V`

D

`-13.6 e V`

Text Solution

Verified by Experts

The correct Answer is:
B
`P.E=2T.ExxZ^(2)`
`=2xx(-3.4)xx2^(2)`
`=-27.2eV`
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