The radius of the first Bohr orbit of hydrogen is

CHEMISTRY · Subjective · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

The radius of the first Bohr orbit of hydrogen is 0.529 A˚0.529\,\text{Å}. Calculate the radius of the third orbit of singly-ionised helium (He+)(\text{He}^+).

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