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Calculate the radius of the I^(st) Bohr ...

Calculate the radius of the `I^(st)` Bohr orbit of `He^(+)`

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Radius of `I^(st)` Bohr orbit of `He^(+) =(0.529 n^(2))/(2)=0.2645 Å`
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BRILLIANT PUBLICATION-STRUCTURE OF ATOMS-LEVEL - I
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