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Hydrogen atom is excited from ground state to another state with principal quantum number equal to 4 . Then the number of spectral lines in the emission spectra will be

Options

  1. A2
  2. B3
  3. C5
  4. D6

Correct answer

D. 6

Step-by-step solution

Number of spectral lines from a state n to ground state is = n(n-1) 2 =6.

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