Find the kinetic energy for an electron having total energy of -4eV in the third energy level. 8eV -8eV 4eV 2eV -4eV -2eV

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Q: Find the potential energy for an electron having total energy of -4eV in the third energy level. O…

A: What is potential energy If the total energy = -4eV We know  Total energy = potential energy /2