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A spectral line is a region of uniform or variable intensity in a spectrum, caused by emission or absorption of light in a narrow frequency range. Learn about the different types of spectral lines, how they are used to identify atoms and molecules, and how they are affected by various factors.
A spectral line is a discrete wavelength of light emitted or absorbed by atoms, ions or molecules. Learn about the physics, history and uses of spectral lines in various fields of science, such as spectroscopy, astronomy and mass spectrometry.
Learn what spectral lines are, how they are formed by emission or absorption of light, and how they are used to identify atoms and molecules. Explore the spectral lines of hydrogen, the Zeeman effect, Doppler effect, and more with examples and FAQs.
- 15 min
- 9.3K
- A spectral line is a spectrum in which light of only a certain wavelength is emitted or absorbed, rather than a continuous range of wavelengths, ra...
- The splitting of a beam of light into radiations of different wavelengths or frequencies after passing through a prism or diffraction grating is ca...
- The spectrum of electromagnetic radiation produced or absorbed by an electron during transitions between different levels of energy within an atom...
- Frequency is defined as the number of oscillations of a wave per unit time being measured in hertz(Hz). The distance between two nearest crests or...
- The visible light spectrum includes seven colours. Those colours are violet, indigo, blue, green, yellow, orange and red. The colour with the highe...
Apr 10, 2022 · Learn how atoms absorb or emit light at specific wavelengths or energies, producing spectral lines. Explore the Bohr model of the hydrogen atom and its transitions, and how spectral lines can reveal the temperature and composition of gases.
Learn how atoms absorb or emit light at specific wavelengths or energies, producing spectral lines. Explore the Bohr model of the hydrogen atom and how it explains the Balmer series of lines.
- Adapted by Jean Creighton
- 2019
Oct 3, 2016 · Learn about the selection rules, intensities, transition probabilities, values, and line strengths of spectral lines in atomic spectroscopy. Find numerical tables, conversion relations, and sources of spectroscopic data.
Explain how emission line spectra and absorption line spectra are formed; Describe what ions are and how they are formed; Explain how spectral lines and ionization levels in a gas can help us determine its temperature; We can use Bohr’s model of the atom to understand how spectral lines are formed.
