In the synergic bond of metal carbonyls
${\pi ^*}$ molecular orbital of ligand is used
${\pi ^*}$ molecular orbital of metal is used
$\sigma $ molecular orbital of ligand as well as metals are used
${\sigma ^*}$ molecular orbital of metal is used
The molecule in which hybrid $MOs$ involve only one $d-$orbital of the central atom is
Choose correct order
$H.O.M.O.$ (Highest Occupied Molecular Orbital) of $CO $ molecular is
Write the important conditions required for the linear combination of atomic orbitals to form molecular orbitals.
Give electron configuration, bond order and magnetic property, energy diagram in $\mathrm{MO}$ for Helium $\left( {{\rm{H}}{{\rm{e}}_2}} \right)$ molecule.