Engineering
Chemistry
Quantum Wave Mechanical Model
Question
Consider the following statements :
(A) Electron density in the xy– plane in 3dx2 – y2 orbital is zero.
(B) Electron density in the xy– plane in 3dz2​ orbital is zero.
(C) 2s orbital has one nodal surface.
(D) For 2px orbital yz is the nodal plane.
Which are the correct statements ?
(C) and (D)

(B) and (C)

Only (B)
All are correct
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Solution
(A) Electron density in the xy plane in 3dx2 – y2 orbital is non-zero.
(B) Electron density in the xy plane in 3dz2​​ orbital is non-zero.
(C) 2s orbital has one nodal surface.
(D) For 2px– orbital yz is the nodal plane.
Option C and D are correct.
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