Why do atoms emit or absorb light of specific wavelengths

Asked by admin @ 02/08/2021 in Science viewed by 294 People

Why do atoms emit or absorb light of specific wavelengths?

Answered by admin @ 02/08/2021

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✔️✔️The electrons in an atom can only occupy certain allowed energy levels. When an electron drops from a higher energy level to a lower one, the excess energy is emitted as a photon of light, with its wavelength dependent on the change in electron energy.

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Calculate the energy of the violet light emitted by a hydrogen atom with a wavelength of 410.1 nm.

Asked by maham237 @ 16/12/2020 in Physics viewed by 398 persons

A bulb emits light of wavelength 4500 angstrom

Asked by admin @ 29/08/2021 in Chemistry viewed by 311 persons

A bulb emits light of wavelength 4500 Angstrom. The bulb is rated as 150 watt and 8% of the energy is emitted as light. How many photons are emitted by …

Why do photosynthetic pigments absorb only certain wavelengths of light

Asked by admin @ 28/10/2021 in Biology viewed by 275 persons

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Which wavelength of light is best absorbed by the chlorophyll

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Asked by admin @ 17/08/2021 in Physics viewed by 384 persons

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Asked by admin @ 04/08/2021 in Environmental Sciences viewed by 261 persons

What type of light from sunlight is absorbed by ozone?

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What is the energy of light whose wavelength is 4.06×10-11m?

Which photon energy could be absorbed by a hydrogen atom

Asked by admin @ 02/08/2021 in Chemistry viewed by 289 persons

Which photon energy could be absorbed by a hydrogen atom that is in the n 2 state?

Which energy transition may take place in the atom if its electron has absorbed a photon?

Asked by maham237 @ 26/12/2020 in Chemistry viewed by 314 persons

Which energy transition may take place in the atom if its electron has absorbed a photon? A-n = 5 to n = 1 B-n = 3 to n = 2 …

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Asked by admin @ 28/10/2021 in Chemistry viewed by 284 persons

Based on your understanding of color's relationship to wavelength, identify the approximate wavelength of light (nm) emitted by strontium when it was burned in Part C. (No quantitative data was …

A certain metal when irradiated with light emits photo

Asked by admin @ 20/08/2021 in Chemistry viewed by 265 persons

A certain metal when irradiated with light 3.2×10^16 Hz emits photo electrons twice KE

The no of photons of light of wavelength 7000

Asked by admin @ 20/08/2021 in Math viewed by 422 persons

The no of photons of light of wavelength 7000a equivalent to 1 j

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Asked by admin @ 16/08/2021 in Physics viewed by 324 persons

A beam of monochromatic blue light of wavelength 4200 Å in air travels in water [refractive index = (4/3)]. Its wavelength in water will be.

How is wavelength of light related to its frequency

Asked by maham237 @ 16/02/2021 in Physics viewed by 301 persons

How are the frequency and wavelength of light related?

What will happen to the fringe spacing if the wavelength of the light is decreased?

Asked by maham237 @ 29/11/2020 in Physics viewed by 313 persons

The viewing screen in a double-slit experiment with monochromatic light. Fringe C is the central maximum. The fringe separation is ?y.Part A What will happen to the fringe spacing if …