Ts Eamcet
D And F Block Elements
TS EAMCET 2022 (Online) 19th July Evening Shift
MCQ+1 / -02022
The increase in the atomic radii of the third (5d) series of transition elements is very small, which may be accounted for the filling of ' $X$ ' orbitals before ${ }^{\prime} Y^{\prime}$ orbitals $X$ and $Y$ are