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

using model chemistry: B2PLYP/aug-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 B2PLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-540.826213
Energy at 298.15K 
HF Energy-540.656478
Nuclear repulsion energy104.136182
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 B2PLYP/aug-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 819 819 117.80 9.99 0.30 0.46
2 A1 322 322 6.93 0.99 0.58 0.73
3 B2 800 800 181.09 7.70 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 970.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 970.6 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 B2PLYP/aug-cc-pVDZ
ABC
0.84721 0.28819 0.21504

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.589
F2 0.000 1.241 -0.491
F3 0.000 -1.241 -0.491

Atom - Atom Distances (Å)
  P1 F2 F3
P11.64491.6449
F21.64492.4815
F31.64492.4815

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 97.933
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.962      
2 F -0.481      
3 F -0.481      


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 1.497 1.497
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.563 0.000 0.000
y 0.000 -24.550 0.000
z 0.000 0.000 -22.577
Traceless
 xyz
x 1.001 0.000 0.000
y 0.000 -1.980 0.000
z 0.000 0.000 0.979
Polar
3z2-r21.959
x2-y21.987
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.579 0.000 0.000
y 0.000 4.168 0.000
z 0.000 0.000 3.820


<r2> (average value of r2) Å2
<r2> 51.763
(<r2>)1/2 7.195