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The spectrum obtained from a sodium vapo...

The spectrum obtained from a sodium vapour lamp is an example of

A

band spectrum

B

continuous spectrum

C

emission specturm

D

absorption spectrum

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Knowledge Check

  • Sodium chlorate is an example of

    A
    Insecticide
    B
    Herbicide
    C
    Fungicide
    D
    Rodenticide

  • The wavelength of sodium D_2 line obtained from a sodium vapour lamp is 5890Å . If the wavelength of sodium D_(2) line emitted by a star is measured as 5895 Å , then this implies that

    A
    the star is revolving round the earh
    B
    the star is moving away from the earth
    C
    the star is moving towards the earth
    D
    the star is stationary

  • Line spectrum is obtained from the substances in

    A
    atomic state
    B
    molecular state
    C
    nuclear state
    D
    none of these

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