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All results from a given calculation for PF2 (Phosphorus difluoride)

using model chemistry: B1B95/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/daug-cc-pVDZ
 hartrees
Energy at 0K-541.079333
Energy at 298.15K 
HF Energy-541.079333
Nuclear repulsion energy105.084864
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 B1B95/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 843 843 117.89 8.19 0.40 0.57
2 A1 329 329 7.19 0.72 0.61 0.76
3 B2 822 822 176.70 6.28 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 996.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 996.7 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 B1B95/daug-cc-pVDZ
ABC
0.85567 0.29482 0.21927

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.586
F2 0.000 1.227 -0.488
F3 0.000 -1.227 -0.488

Atom - Atom Distances (Å)
  P1 F2 F3
P11.63081.6308
F21.63082.4534
F31.63082.4534

picture of Phosphorus difluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 97.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.862      
2 F -0.431      
3 F -0.431      


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 1.405 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.341 0.000 0.000
y 0.000 -24.036 0.000
z 0.000 0.000 -22.263
Traceless
 xyz
x 0.809 0.000 0.000
y 0.000 -1.734 0.000
z 0.000 0.000 0.925
Polar
3z2-r21.850
x2-y21.696
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.815 0.000 0.000
y 0.000 4.173 0.000
z 0.000 0.000 3.857


<r2> (average value of r2) Å2
<r2> 50.824
(<r2>)1/2 7.129