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All results from a given calculation for PO (Phosphorus monoxide)

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-416.298125
Energy at 298.15K-416.298230
HF Energy-416.298125
Nuclear repulsion energy42.312734
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBEPBE/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1198 1186 20.09      

Unscaled Zero Point Vibrational Energy (zpe) 599.0 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 592.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBEPBE/6-31G(2df,p)
B
0.70959

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 -0.979
P2 0.000 0.000 0.522

Atom - Atom Distances (Å)
  O1 P2
O11.5008
P21.5008

picture of Phosphorus monoxide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.123      
2 P 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.645 1.645
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.001 0.000 0.000
y 0.000 -18.570 0.000
z 0.000 0.000 -18.455
Traceless
 xyz
x 2.512 0.000 0.000
y 0.000 -1.343 0.000
z 0.000 0.000 -1.169
Polar
3z2-r2-2.339
x2-y22.570
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.562 0.000 0.000
y 0.000 2.796 0.000
z 0.000 0.000 3.751


<r2> (average value of r2) Å2
<r2> 22.791
(<r2>)1/2 4.774