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  • When is line in the emission spectrum of hydrogen atom obtained? Calculate the frequency of the photon emitted during this transition.  </p

When is H_{\alpha } line in the emission spectrum of hydrogen atom obtained? Calculate the frequency of the photon emitted during this transition.

 

 

 

 
 
 
 
 

Answers (1)

H_{d} line is the first line of Balmer series. That is when the electron jumps from orbit n=3.

V=RC\left [ \frac{1}{2^{2}}-\frac{1}{3^{2}} \right ]

      = RC\times \frac{5}{36}

      =1.09\times 10^{7}\times 3\times 10^{8}\times \frac{5}{36}

     \approx 4.57\times 10^{14}Hz

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Safeer PP

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