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In a hydorgen atom, enegry of the first excited state is `-3.4 eV`. Find out the kinetic enegry of the same orbit of `H` atom.

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In a hydorgen atom, enegry of the first excited state is `-3.4 eV`. Find out the kinetic enegry of the same orbit of `H` atom.
A. `+3.4eV`
B. `+6.8 eV`
C. `-13.6 eV`
D. `+13.6 eV`
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Correct Answer - A
As discussed in
`KE =` Total enegry
`=- (-3.4 eV)`
`=+3.4 eV`
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