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The ground state and first excited state...

The ground state and first excited state energies of hydrogen atom are `-13.6 eV` and `-3.4eV` respectively. If potential energy in ground state is taken to be zero. Then:

A

potential energy in the first excited state would be `20.4 ev `

B

total energy in the first excited state would be `23.8 eV`

C

kinetic energy in the first excited state would be `3.4 eV`

D

total energy in the ground state would be `13. 6 eV`

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The correct Answer is:
A, B, C, D
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