If the ionization energy of Li^(+2) is 1...

If the ionization energy of `Li^(+2)` is `19.6xx10^(-18)` J per atom then energy of `Be^(+3)` ion in the second stationary state is

`-4.9xx10^-18J`

`-19.6xx10^-18J`

`-11.025xx10^-18J`

none of these

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