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

using model chemistry: BLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-872.629260
Energy at 298.15K-872.630087
HF Energy-872.629260
Nuclear repulsion energy128.690235
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 BLYP/3-21G*
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' 1207 1199 59.11      
2 A' 433 430 126.06      
3 A' 271 269 5.47      

Unscaled Zero Point Vibrational Energy (zpe) 955.5 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 949.3 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 BLYP/3-21G*
ABC
1.09247 0.13754 0.12216

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.845 0.000
O2 1.504 0.921 0.000
Cl3 -0.708 -1.179 0.000

Atom - Atom Distances (Å)
  P1 O2 Cl3
P11.50612.1442
O21.50613.0500
Cl32.14423.0500

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 112.165
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.577      
2 O -0.308      
3 Cl -0.268      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.924 1.398 0.000 1.676
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.396 -1.821 0.000
y -1.821 -30.745 0.000
z 0.000 0.000 -28.565
Traceless
 xyz
x -3.741 -1.821 0.000
y -1.821 0.236 0.000
z 0.000 0.000 3.505
Polar
3z2-r27.010
x2-y2-2.652
xy-1.821
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.327 1.724 0.000
y 1.724 6.194 0.000
z 0.000 0.000 2.543


<r2> (average value of r2) Å2
<r2> 87.046
(<r2>)1/2 9.330