What is emission and absorption spectra?

1.	What is emission and absorption spectra?
Answer» The spectrum of radiation emitted by a substance that has absorbed energy is called an emission spectrum. When a sample of atomic vapors is placed in the path of white light from an arc lamp, it absorbs light of certain characteristic wave length and the light of other wavelength get transmitted. This produces a series of dark lines on a white background.

Answer»

The spectrum of radiation emitted by a substance that has absorbed energy is called an emission spectrum.

When a sample of atomic vapors is placed in the path of white light from an arc lamp, it absorbs light of certain characteristic wave length and the light of other wavelength get transmitted. This produces a series of dark lines on a white background.

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What is emission and absorption spectra?

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