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All results from a given calculation for PF5 (Phosphorus pentafluoride)

using model chemistry: PBEPBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-840.044636
Energy at 298.15K 
HF Energy-840.044636
Nuclear repulsion energy397.900524
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**
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' 750 740 0.00 11.91 0.00 0.01
2 A1' 648 639 0.00 1.89 0.75 0.86
3 A2" 966 953 329.84 0.00 0.75 0.86
4 A2" 523 515 40.28 0.00 0.75 0.86
5 E' 983 970 224.42 0.63 0.75 0.86
5 E' 983 970 224.42 0.63 0.75 0.86
6 E' 482 475 30.84 0.81 0.75 0.86
6 E' 482 475 30.84 0.81 0.75 0.86
7 E' 163 161 0.01 0.30 0.75 0.86
7 E' 163 161 0.01 0.30 0.75 0.86
8 E" 459 453 0.00 1.26 0.75 0.86
8 E" 459 453 0.00 1.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3529.8 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 3481.5 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**
ABC
0.11770 0.09909 0.09909

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.585 0.000
F3 1.373 -0.793 0.000
F4 -1.373 -0.793 0.000
F5 0.000 0.000 1.610
F6 0.000 0.000 -1.610

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.58521.58521.58521.61021.6102
F21.58522.74562.74562.25952.2595
F31.58522.74562.74562.25952.2595
F41.58522.74562.74562.25952.2595
F51.61022.25952.25952.25953.2203
F61.61022.25952.25952.25953.2203

picture of Phosphorus pentafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 120.000 F2 P1 F4 120.000
F2 P1 F5 90.000 F2 P1 F6 90.000
F3 P1 F4 120.000 F3 P1 F5 90.000
F3 P1 F6 90.000 F4 P1 F5 90.000
F4 P1 F6 90.000 F5 P1 F6 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.295      
2 F -0.238      
3 F -0.238      
4 F -0.238      
5 F -0.291      
6 F -0.291      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.829 0.000 0.000
y 0.000 -35.829 0.000
z 0.000 0.000 -38.889
Traceless
 xyz
x 1.530 0.000 0.000
y 0.000 1.530 0.000
z 0.000 0.000 -3.060
Polar
3z2-r2-6.121
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.150 0.000 0.000
y 0.000 3.150 0.000
z 0.000 0.000 3.271


<r2> (average value of r2) Å2
<r2> 137.528
(<r2>)1/2 11.727