Do the various spectral lines of the hydrogen atom overlap?

Short Answer

Expert verified
In conclusion, the spectral lines of the hydrogen atom do not overlap, as they are associated with discrete energy transitions within the atom and belong to discrete spectral ranges.

Step by step solution

01

Understanding atomic spectra

Atomic spectra are the unique fingerprint of an element, consisting of a set of characteristic wavelengths or frequencies of electromagnetic radiation associated with the energy transitions of its electrons. When an electron in an atom transitions from a higher energy level to a lower one, it releases energy in the form of a photon, with a specific wavelength or frequency corresponding to the energy difference between the initial and final states. An atom's spectrum is the set of wavelengths or frequencies of photons emitted or absorbed during these electron transitions.
02

The hydrogen atom energy levels

The energy levels of the hydrogen atom can be calculated using the following formula: \[ E_n = -\frac{13.6\,\text{eV}}{n^2} \] where \(E_n\) is the energy of the nth level (the principal quantum number) and \(n\) is a positive integer value. The electron transitions in a hydrogen atom can be represented as differences between energy levels: \[ \Delta E = E_{n_2} - E_{n_1} = 13.6\,\text{eV}\left(\frac{1}{n_1^2} - \frac{1}{n_2^2}\right) \] where \(n_1\) and \(n_2\) are two different energy levels, with \(n_1 < n_2\). The transition produces a photon with energy equal to \(\Delta E\), and the corresponding wavelength \(\lambda\) can be found using the relationship: \[ \lambda = \frac{hc}{\Delta E} \] where \(h\) is Planck's constant and \(c\) is the speed of light.
03

The hydrogen atom spectral series

The various spectral series of the hydrogen atom correspond to different groups of transitions. These are: 1. Lyman series: Transitions in which electron falls to the ground state (\(n_1=1\)) 2. Balmer series: Transitions in which the electron falls to the first excited state (\(n_1=2\)) 3. Paschen series: Transitions in which the electron falls to the second excited state (\(n_1=3\)) 4. Brackett series: Transitions in which the electron falls to the third excited state (\(n_1=4\)) 5. Pfund series: Transitions in which the electron falls to the fourth excited state (\(n_1=5\)) Each of these series has a specific range of wavelengths associated with it.
04

Assessing the possibility of spectral line overlap

Now we can analyze if the spectral lines of the hydrogen atom overlap. Since the energy transitions are discrete and follow specific patterns according to the series, it is unlikely that there will be direct overlap between the spectral lines. It is important to note that the Lyman, Balmer, and Paschen series correspond to ultraviolet, visible, and infrared regions of the electromagnetic spectrum, respectively. The wavelengths of these spectral regions do not overlap, so the spectral lines in these series will not overlap either. #Conclusion# In conclusion, the spectral lines of the hydrogen atom do not overlap, as they are associated with discrete energy transitions within the atom and belong to discrete spectral ranges.

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