The ionization potential for hydrogen atom is `13.6 eV`, the ionization potential for `He^(+)` is
The ionization potential for hydrogen atom is `13.6 eV`, the ionization potential for `He^(+)` is
A. 54.4 eV
B. 6.8 eV
C. 13.6 eV
D. 24.5 eV.
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Correct Answer - A
I.P of `He^(+)` = I.P. of `H xx Z^(2)` (Where Z is the atomic number of He) = 13.6 eV `xx (2)^(2)` = 54.4 eV.
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