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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-836.184120
Energy at 298.15K 
HF Energy-836.184120
Nuclear repulsion energy403.928176
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 B3PW91/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1' 829 796 0.00      
2 A1' 731 702 0.00      
3 A2" 1086 1042 343.21      
4 A2" 553 531 60.32      
5 E' 1099 1054 239.65      
5 E' 1099 1054 239.64      
6 E' 511 490 48.67      
6 E' 511 490 48.67      
7 E' 166 159 0.22      
7 E' 166 159 0.22      
8 E" 488 468 0.00      
8 E" 488 468 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 3862.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 3705.9 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 B3PW91/3-21G*
ABC
0.12117 0.10216 0.10216

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.562 0.000
F3 1.353 -0.781 0.000
F4 -1.353 -0.781 0.000
F5 0.000 0.000 1.585
F6 0.000 0.000 -1.585

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.56231.56231.56231.58491.5849
F21.56232.70602.70602.22552.2255
F31.56232.70602.70602.22552.2255
F41.56232.70602.70602.22552.2255
F51.58492.22552.22552.22553.1698
F61.58492.22552.22552.22553.1698

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 B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.430      
2 F -0.266      
3 F -0.266      
4 F -0.266      
5 F -0.316      
6 F -0.316      


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 -35.680 0.000 0.000
y 0.000 -35.680 0.000
z 0.000 0.000 -38.994
Traceless
 xyz
x 1.657 0.000 0.000
y 0.000 1.657 0.000
z 0.000 0.000 -3.314
Polar
3z2-r2-6.628
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 2.146 0.000 0.000
y 0.000 2.146 0.000
z 0.000 0.000 2.261


<r2> (average value of r2) Å2
<r2> 134.094
(<r2>)1/2 11.580