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rajan jha Grade: 12
        

Find the binding energy of an e- in the grnd state of a H like atom in whose spectrum the third balmer line is equal to 108.5nm

7 years ago

Answers : (1)

vikas askiitian expert
510 Points
										

1/lamda = R(1/22 - 1/52)Z2


 Z = 2


now energy of n=1 is = -13.6Z2 ev


binding energy = 13.6Z2 =13.6*4=54.4ev


 

7 years ago
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