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OpenStudy (anonymous):
The radius of which of the following orbit is same as that of the first Bohr's orbit of hydrogen atom? A) He+ (n=2) B) Li2+ (n=2) C) Li2+ (n=3) D) Be3+ (n=2) where n=orbit
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OpenStudy (aravindg):
radius=an^2/Z i guess go substutute and get value
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