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When a beam of white light is passed through sodium vapors and then through a spectrometer, spectrum so obtained has two dark lines present in the yellow region. This spectrum is called:

#### Options

band spectrum

continuous spectrum

absorption spectrum of sodium

emission spectrum of sodium

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#### Solution

When a beam of white light is passed through sodium vapors and then through a spectrometer, spectrum so obtained has two dark lines present in the yellow region. This spectrum is called: **absorption spectrum of sodium**

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