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All results from a given calculation for OPCl (Phosphorus oxychloride)

using model chemistry: mPW1PW91/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/Def2TZVPP
 hartrees
Energy at 0K-876.885908
Energy at 298.15K-876.886861
HF Energy-876.885908
Nuclear repulsion energy133.595414
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 mPW1PW91/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1314 1314 113.53      
2 A' 511 511 169.85      
3 A' 312 312 4.13      

Unscaled Zero Point Vibrational Energy (zpe) 1068.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1068.2 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 mPW1PW91/Def2TZVPP
ABC
1.11420 0.15062 0.13268

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.825 0.000
O2 1.458 0.842 0.000
Cl3 -0.686 -1.124 0.000

Atom - Atom Distances (Å)
  P1 O2 Cl3
P11.45852.0658
O21.45852.9092
Cl32.06582.9092

picture of Phosphorus oxychloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 P1 Cl3 110.076
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.547      
2 O -0.357      
3 Cl -0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.742 0.679 0.000 1.870
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.993 -1.696 0.000
y -1.696 -29.520 0.000
z 0.000 0.000 -28.249
Traceless
 xyz
x -5.108 -1.696 0.000
y -1.696 1.601 0.000
z 0.000 0.000 3.507
Polar
3z2-r27.014
x2-y2-4.473
xy-1.696
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.281 1.367 0.000
y 1.367 6.708 0.000
z 0.000 0.000 3.612


<r2> (average value of r2) Å2
<r2> 81.469
(<r2>)1/2 9.026