List of top Physics Questions on Atomic Physics asked in TS EAMCET

The radius of second orbit of hydrogen atom is same as that of orbit (n) of an ion (x). n and x are respectively

The radius of stationary state (\(n=2\)) of hydrogen atom is \(x\) pm. The radius of stationary state (\(n=3\)) of \( \text{He}^{+} \) ion (in pm) is