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Chanchal Kumar Grade: 11
        

What is likely to be the principal quantum number for a circular orbit of diameter 20nm of the H atom if we assume Bhor orbit to be the same as that represented by the principal quantam number?

6 years ago

Answers : (1)

mohit sengar
39 Points
										

radius of bohr's orbit is  10 nm 


also, radius of bohr's orbit is given by  0.0529 ×n²/z  nm  as z=1  , therefore  r= 0.0529n²  nm 


equating the above two ,we have  


           10 = 0.0529 n²


on solving this u get principal quantumm no = 13 

6 years ago
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