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

using model chemistry: PBEPBE/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 PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-840.100671
Energy at 298.15K 
HF Energy-840.100671
Nuclear repulsion energy402.560877
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(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' 757 749 0.00 11.81 0.00 0.00
2 A1' 634 627 0.00 1.51 0.74 0.85
3 A2" 956 946 300.99 0.00 0.75 0.86
4 A2" 540 534 37.66 0.00 0.75 0.86
5 E' 975 965 206.65 0.59 0.75 0.86
5 E' 975 965 206.64 0.59 0.75 0.86
6 E' 502 496 26.79 0.55 0.75 0.86
6 E' 502 496 26.78 0.55 0.75 0.86
7 E' 157 156 0.10 0.27 0.75 0.86
7 E' 157 156 0.10 0.27 0.75 0.86
8 E" 479 474 0.00 0.94 0.75 0.86
8 E" 479 474 0.00 0.94 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3555.7 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 3519.1 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(2df,p)
ABC
0.12057 0.10139 0.10139

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/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 1.566 0.000
F3 1.356 -0.783 0.000
F4 -1.356 -0.783 0.000
F5 0.000 0.000 1.592
F6 0.000 0.000 -1.592

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.56621.56621.56621.59241.5924
F21.56622.71282.71282.23362.2336
F31.56622.71282.71282.23362.2336
F41.56622.71282.71282.23362.2336
F51.59242.23362.23362.23363.1848
F61.59242.23362.23362.23363.1848

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(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.272      
2 F 0.038      
3 F 0.038      
4 F 0.038      
5 F -0.193      
6 F -0.193      


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 -35.511 0.000 0.000
y 0.000 -35.511 0.000
z 0.000 0.000 -38.341
Traceless
 xyz
x 1.415 0.000 0.000
y 0.000 1.415 0.000
z 0.000 0.000 -2.829
Polar
3z2-r2-5.659
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 3.515 0.000 0.000
y 0.000 3.515 0.000
z 0.000 0.000 3.640


<r2> (average value of r2) Å2
<r2> 134.647
(<r2>)1/2 11.604