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Answer:
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Explanation:
According to the Bohr model of the atom, electrons are found in energy levels. Energy is absorbed or emitted when an electron moves from one energy level to another.
During flame test, electrons absorb energy and move to higher energy levels; they quickly return to ground state and emit the energy previously absorbed as a photon of light. This is seen as the colour imparted to the flame by the metal.
The emission spectrum tells us about the range of wavelengths emitted by an atom or compound when it is excited. At an atomic level, the electrons are moved to higher energy levels and as they return to ground state, they emit the various wavelengths that comprise the emission spectrum of any particular substance.
What happens at the atomic level which gives rise to observed energies in flame tests and emission spectra is :
- Electrons absorb energy and move to a higher and return back to ground state to emit the energy as a photon of light in a flame test
- Electrons also return back to the ground state to emit the various wavelengths of the substance in an emission spectra
Flame test
During a flame test electrons in various energy levels absorb some amount of energy which enables them to move to a higher energy level, but as they move to a higher energy level, they quickly return back to the ground state to emit all the absorbed energy in the form of a photon of light.
An example : Photon of light seen on a flame caused by a heated metal.
Also a range of wavelength that is comprising of the emission spectrum of the substance is emitted by the atom as they move back to the ground state
Hence we can conclude that What happens at the atomic level which gives rise to observed energies in flame tests and emission spectra is :
Electrons absorb energy and move to a higher and return back to ground state to emit the energy as a photon of light in a flame test
Electrons also return back to the ground state to emit the various wavelengths of the substance in an emission spectra.
Learn more abbout atomic level : https://brainly.com/question/14040040