which hydrogen like species will have the space radius as that of 1st borhs orbit of a hydrogen
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Helium 2+ is the answer of your question
aeroengineering2018:
pls give full explainnation . how it is he2+ ?
energy of first excited state of Hydrogen atom is 3.4eV which is the energy of ground state He2+ atom
please mark my answer brainliest answer if like it .......IT WOULD BE VERY KIND OF THING .
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