The electronic configuration of chromium is $4 s^{1} 3 d^{5}$. The element tungsten (W) has position

Question

The electronic configuration of chromium is $4 s^{1} 3 d^{5}$. The element tungsten (W) has position just below molybdenum (Mo) in the periodic table and has atomic number $=74$. The configuration of its valence shell is\

Professor PC Thomas Classes · Answer

Chromium has exceptional configuration. Mo and W also have $\mathrm{s}^{\prime} \mathrm{d}^{5}$ configuration.\