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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-836.087953
Energy at 298.15K 
HF Energy-836.087953
Nuclear repulsion energy385.130245
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' 698 694 0.00 14.21 0.00 0.00
2 A1' 658 654 0.00 3.55 0.56 0.72
3 A2" 962 957 193.55 0.00 0.75 0.86
4 A2" 443 441 46.89 0.00 0.75 0.86
5 E' 981 976 143.50 1.02 0.75 0.86
5 E' 981 976 143.50 1.02 0.75 0.86
6 E' 410 407 40.93 1.37 0.75 0.86
6 E' 410 407 40.93 1.37 0.75 0.86
7 E' 149 148 0.02 0.51 0.75 0.86
7 E' 149 148 0.02 0.51 0.75 0.86
8 E" 381 379 0.00 2.32 0.75 0.86
8 E" 381 379 0.00 2.32 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3301.7 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 3283.5 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 BLYP/3-21G
ABC
0.11009 0.09290 0.09290

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 1.639 0.000
F3 1.419 -0.820 0.000
F4 -1.419 -0.820 0.000
F5 0.000 0.000 1.662
F6 0.000 0.000 -1.662

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.63911.63911.63911.66161.6616
F21.63912.83902.83902.33392.3339
F31.63912.83902.83902.33392.3339
F41.63912.83902.83902.33392.3339
F51.66162.33392.33392.33393.3231
F61.66162.33392.33392.33393.3231

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

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.595      
2 F -0.305      
3 F -0.305      
4 F -0.305      
5 F -0.340      
6 F -0.340      


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 -37.152 0.000 0.000
y 0.000 -37.152 0.000
z 0.000 0.000 -40.341
Traceless
 xyz
x 1.595 0.000 0.000
y 0.000 1.595 0.000
z 0.000 0.000 -3.190
Polar
3z2-r2-6.379
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 2.696 0.000 0.000
y 0.000 2.696 0.000
z 0.000 0.000 3.041


<r2> (average value of r2) Å2
<r2> 146.099
(<r2>)1/2 12.087