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The Lyman series spectrum of an atom contains wavelengths of 176.7 nm and 137.5 nm. The energy of…
The Lyman series spectrum of an atom contains wavelengths of 176.7 nm and 137.5 nm. The energy of the ground level of the atom is -10 eV. Determine the ratio of kinetic energies of electrons in the first excited state and the second excited state.
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From ISC 2025 Practice Physics, question 85.