MCQ
$Pi$ bond is formed:
- ABy the overlapping of atomic orbitals on the axis of nuclei.
- BBy mutual sharing of $p -$ electrons.
- ✓By sideways overlapping of half filled $p -$ orbitals.
- DBy overlapping of $s-$orbitals with $p -$ orbital.
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$(a)$ Electron density in the $XY$ plane in $3d_x^2 - 3d_y^2$ orbital is zero
$(b)$ Electron density in the $XY$ plane in $3d_z^2$ orbital is zero
$(c)$ $2s$ orbital has one nodal surface
$(d)$ For $2pz$ orbital $YZ$ is the nodal plane.
Specify True or False.