Some energy levels of a molecule are shown in the figure. The ratio of the wavelengths r = λ 1 λ 2…

Some energy levels of a molecule are shown in the figure. The ratio of the wavelengths r=λ1λ2, is given by:

  1. r=13
  2. r=43
  3. r=23
  4. r=34

Solution

The relation between wave length and energy of electron in nth orbit

λ1=-hcE
λ2=-3hcE
λ1λ2=13

Asked in: JEE Main 2017 (02 Apr)

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