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MHT CET20244 May 2024Morning ShiftChemistryStructure of AtomActual

Calculate wave length for emission of a photon having wave number 11516 ~cm ⁻¹ .

Options

  1. A216 nm
  2. B434 nm
  3. C868 nm
  4. D642 nm

Correct answer

C. 868 nm

Step-by-step solution

aligned & Wavelength ( )= 1 v = 1 11516 ~cm ⁻¹ & =8.68 10⁻⁵ ~cm & =868 ~nm ( 1 ~nm =10⁻⁷ ~cm ) aligned

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