09.29: The diagram to the right shows the lowest four ener
49trmt) )m(i fnng (e-yk3 acugy levels for an electron in a hypothetical atom. The electron is excited to the -1 eV level of the atom and transitions to the lowest energy state by emitting only two photons. Which of the following energies
t)f-t yim3 9(engnc(urk)m a4 could not belong to either of the photons?