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Chemistry, 17.04.2020 01:25 sunarafet3814
Write down a general expression for the energy of the photon required to excite a hydrogen-like atom with nuclear charge Z from the ground state to the first excited state. Calculate the energies and wavelengths of the photons needed to excite the ground state species H, He+ and Li2+. In what region of the electromagnetic spectrum are the photons?
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