Chemistry, asked by Anonymous, 8 months ago

an electron in a hydrogen like atoms is in an excited state.it has total energy of -3.4eV calculate the debroglies wave length

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Answered by Itzinnocentdairymilk

The second energy level is -3.4 eV. Thus it would take E2 − E1 = -3.4 eV − -13.6 eV = 10.2 eV to excite the electron from the ground state to the first excited state.

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