Ap Eapcet
Atomic Structure
AP EAPCET 2025 - 22nd May Evening Shift
MCQ+1 / -02025
The difference between the radii of 3rd and 2nd orbit of H -atom is $x \mathrm{pm}$. The difference between the radii of 4th and 3rd orbit of $\mathrm{Li}^{2+}$ ion is $y$ pm. $y: x$ is equal to