CSIR NET
Sharanya Asked a Question
April 4, 2021 9:30 pmpts 30 pts
  • CSIR NET
  • Physical Sciences

71. one of the following elements shows the doublet spectral features like the alkalies. identify it from the following. (a) singly ionised boron (b) singly ion

71. One of the following elements shows the doublet spectral features like the alkalies. Identify it from the following. (A) Singly ionised Boron (B) Singly ionised Aluminum (C) Singly ionised Barium (D) Singly ionised Oxygen
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  • Lekhika thankyou
    Oxygen shows double spectral feature like alkalies with doublet of wavelength around, 892.765nm and 822.696nm. so option(d) is correct.
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