MCQ
If the $I.E.$ of $He^+$ us $54.4\,eV$ then -
- ✓$I.E.$ of $H$ is $13.6\,eV$ and that of $Li^{+2}$ $122.4\,eV$
- B$I.E.$ of $H$ is $13.6\,eV$ and that of $Li^{+2}$ cannot be determined
- C$I.E.$ of $H$ is $13.6\,eV$ and that of $Li^{+2}$ is $27.2\,eV$
- DAll of the above are wrong
