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

using model chemistry: B1B95/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-840.667765
Energy at 298.15K 
HF Energy-840.667765
Nuclear repulsion energy409.005841
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 B1B95/6-31G(2df,p)
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' 820 785 0.00 9.36 0.00 0.00
2 A1' 675 646 0.00 1.21 0.75 0.85
3 A2" 1018 974 341.94 0.00 0.75 0.86
4 A2" 570 546 46.91 0.00 0.75 0.86
5 E' 1044 1000 235.35 0.48 0.75 0.86
5 E' 1044 1000 235.29 0.48 0.75 0.86
6 E' 530 508 34.56 0.44 0.75 0.86
6 E' 530 508 34.57 0.43 0.75 0.86
7 E' 168 161 0.21 0.21 0.75 0.86
7 E' 168 161 0.21 0.21 0.75 0.86
8 E" 507 485 0.00 0.75 0.75 0.86
8 E" 507 485 0.00 0.76 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3789.7 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 3629.4 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 B1B95/6-31G(2df,p)
ABC
0.12469 0.10458 0.10458

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.540 0.000
F3 1.334 -0.770 0.000
F4 -1.334 -0.770 0.000
F5 0.000 0.000 1.569
F6 0.000 0.000 -1.569

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.54021.54021.54021.56951.5695
F21.54022.66762.66762.19892.1989
F31.54022.66762.66762.19892.1989
F41.54022.66762.66762.19892.1989
F51.56952.19892.19892.19893.1389
F61.56952.19892.19892.19893.1389

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 B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.473      
2 F 0.009      
3 F 0.009      
4 F 0.009      
5 F -0.249      
6 F -0.249      


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 -35.305 0.000 0.000
y 0.000 -35.305 0.000
z 0.000 0.000 -38.372
Traceless
 xyz
x 1.534 0.000 0.000
y 0.000 1.534 0.000
z 0.000 0.000 -3.067
Polar
3z2-r2-6.134
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 3.244 0.000 0.000
y 0.000 3.243 0.000
z 0.000 0.000 3.345


<r2> (average value of r2) Å2
<r2> 131.073
(<r2>)1/2 11.449