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Emissin of light from an atom occurs when an electron what?
Lots of wrong answers out there, tested this on school, the answer is: Drops from a higher to a lower energy level
Emission of light from an atom occurs when the electron?
Lots of wrong answers out there, tested this on school, the answer is: Drops from a higher to a lower energy level
How do electrons jumping between energy levels contribute to the emission of light in atoms?
When electrons jump between energy levels in atoms, they release energy in the form of light. This emission of light occurs when electrons move from higher energy levels to lower energy levels, releasing photons in the process.
What is the difference between field emission and photoelectric emission?
* emisssion of electron from the surface of the metal when light of suitable frequency falls-photoelectric emission. * emision of electron from the metal by quantum tunnling of electron.
How does quantum theory explain the emission spectra of atoms?
Quantum theory explains the emission spectra of atoms by proposing that electrons in atoms can only exist in specific energy levels. When an electron moves from a higher energy level to a lower one, it emits a photon of light with a specific energy corresponding to the difference in energy levels. This results in the unique emission spectra observed for each element.
What happens to atoms and their electrons while the entity emits light?
When atoms emit light, their electrons move to lower energy levels, releasing the excess energy in the form of photons. The photons emitted have a specific wavelength corresponding to the energy difference between the initial and final electron levels. This process is known as emission of light or photon emission.
What happens to the energy of a vibrating electron that does not collide with neighboring atoms?
The energy of a vibrating electron that does not collide with neighboring atoms can dissipate as electromagnetic radiation in the form of photons. This process is known as spontaneous emission. The electron can also transfer its energy to nearby electrons through a process called resonant energy transfer.
Why does hydrogen emit different wavelengths of light than mercury?
Hydrogen emits different wavelengths of light than mercury because each element has a unique arrangement of electrons in its atoms. When electrons in hydrogen atoms move between energy levels, they emit specific wavelengths of light. In contrast, mercury atoms have different electron configurations, leading to the emission of different wavelengths of light.
How do the emission wavelengths for helium and hydrogen differ?
The emission wavelengths for helium and hydrogen differ because they have different electron configurations. Helium emits light at specific wavelengths corresponding to its unique electron transitions, while hydrogen emits light at different wavelengths due to its own electron transitions.
Does a incandescent light bulb emit electrons by thermionic emission?
No, incandescent light bulbs do not emit electrons by thermionic emission. Instead, they produce light by heating a filament to such a high temperature that it emits visible light due to incandescence. Thermionic emission typically refers to the emission of electrons from a heated cathode in vacuum tubes or electron guns.
How do photons work in the process of light absorption and emission?
Photons are particles of light that carry energy. When light is absorbed by a material, photons transfer their energy to the material's atoms, causing them to become excited. This excitation can lead to the emission of light when the atoms return to their original state, releasing photons in the process.
What is the excited state of phosphorus?
The excited state of phosphorus occurs when an electron is promoted to a higher energy level within its electron configuration. This results in phosphorus having more energy than in its ground state, which can lead to the emission of light or other forms of energy when the electron returns to its original energy level.
