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

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 D3H 1A1'
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-836.319501
Energy at 298.15K 
HF Energy-836.319501
Nuclear repulsion energy398.719641
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 A1' 775 770 0.00 10.07 0.00 0.01
2 A1' 689 685 0.00 2.04 0.75 0.86
3 A2" 1019 1013 288.83 0.00 0.75 0.86
4 A2" 527 523 48.90 0.00 0.75 0.86
5 E' 1033 1027 201.85 0.56 0.75 0.86
5 E' 1033 1027 201.85 0.56 0.75 0.86
6 E' 485 482 37.79 0.94 0.75 0.86
6 E' 485 482 37.78 0.94 0.75 0.86
7 E' 157 156 0.08 0.36 0.75 0.86
7 E' 157 156 0.08 0.36 0.75 0.86
8 E" 464 461 0.00 1.75 0.75 0.86
8 E" 464 461 0.00 1.75 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3644.1 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 3620.4 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
0.11800 0.09957 0.09957

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.583 0.000
F3 1.371 -0.792 0.000
F4 -1.371 -0.792 0.000
F5 0.000 0.000 1.605
F6 0.000 0.000 -1.605

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.58321.58321.58321.60491.6049
F21.58322.74222.74222.25442.2544
F31.58322.74222.74222.25442.2544
F41.58322.74222.74222.25442.2544
F51.60492.25442.25442.25443.2099
F61.60492.25442.25442.25443.2099

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 BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.274      
2 F -0.236      
3 F -0.236      
4 F -0.236      
5 F -0.283      
6 F -0.283      


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 -35.666 0.000 0.000
y 0.000 -35.666 0.000
z 0.000 0.000 -38.719
Traceless
 xyz
x 1.527 0.000 0.000
y 0.000 1.527 0.000
z 0.000 0.000 -3.054
Polar
3z2-r2-6.107
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 2.364 0.000 0.000
y 0.000 2.364 0.000
z 0.000 0.000 2.525


<r2> (average value of r2) Å2
<r2> 136.953
(<r2>)1/2 11.703