This is the origin of the red line in the hydrogen spectrum. The Balmer series corresponds to the transition to the n 2 energy level. The diagram shows the energy levels in a hydrogen … The energy levels of hydrogen, which are shown in Fig. The Paschen series corresponds to the transition to the n 7 – Spectrum of the Hydrogen Atom What does the emission spectrum of the hydrogen atom reveal about its energy levels? (1.22).For the lowest level with n = 1, the energy is − 13.6 eV/1 2 = −13.6 eV. Be sure to compare and contrast the terms energy, energy level, transition, and spectroscopic line. An example would be singly ionized Helium, which is the lightest hydrogen-like atom, besides hydrogen. The Lyman series corresponds to the transition to the n 1 energy level. A hydrogen spectrum has infinite energy levels. Niels Bohr proposed a model of the atom that explained with startling accuracy, the appearance of the spectrum of hydrogen. The three groups of lines in the hydrogen spectrum correspond to the transition of electrons from higher energy levels to lower energy levels. In this model, energy levels, E n, of hydrogen … 1.6, can be obtained by substituting the integer values n = 1,2,3,… into Eq. The emission spectrum of hydrogen Energy levels of the hydrogen atom: De-excitation of electron results in emission of photon-13.6 eV 0.0 eV E PHYS 1493/1494/2699: Exp. An energy level diagram shows the amounts of energy that electrons have at each level in an atom. Spectroscopy of the Hydrogen Atom Transitions between the energy states (levels) of individual atoms give rise to characteristic atomic spectra. If an electron falls from the 3-level to the 2-level, red light is seen. Each energy level has a definite amount of energy. The formula defining the energy levels of a Hydrogen atom are given by the equation: E = -E 0 /n 2, where E 0 = 13.6 eV (1 eV = 1.602×10-19 Joules) and n = 1,2,3… and so on. From the frequency of the red light, its energy can be calculated. The energies are measured from a zero equivalent to a single free electron. We see that Bohr’s theory of the hydrogen atom answers the question as to why this previously known formula describes the hydrogen spectrum. If a photon with an energy equal to the energy difference between two levels is incident on an atom, the photon can be absorbed, raising the electron up to the higher level. Line spectrum are unique for each element, and for each isotope of that element. That energy must be exactly the same as the energy gap between the 3-level and the 2-level in the hydrogen atom. It is because the energy levels are proportional to [latex]\frac{1}{n^2}\\[/latex], where n is a non-negative integer. The energy is expressed as a negative number because it takes that much energy to unbind (ionize) the electron from the nucleus. 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