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

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-125.482601
Energy at 298.15K 
HF Energy-125.482601
Nuclear repulsion energy157.559378
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 HF/CEP-121G
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' 694 633 0.00 22.33 0.00 0.01
2 A1' 636 580 0.00 4.67 0.75 0.86
3 A2" 961 877 376.80 0.00 0.00 0.00
4 A2" 481 439 85.12 0.00 0.28 0.43
5 E' 946 863 258.03 2.48 0.75 0.86
5 E' 946 863 258.03 2.48 0.75 0.86
6 E' 444 405 77.61 1.76 0.75 0.86
6 E' 444 405 77.61 1.76 0.75 0.86
7 E' 133 121 1.84 0.72 0.75 0.86
7 E' 133 121 1.84 0.72 0.75 0.86
8 E" 422 385 0.00 2.64 0.75 0.86
8 E" 422 385 0.00 2.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3331.0 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 3039.5 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 HF/CEP-121G
ABC
0.10940 0.09232 0.09232

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.644 0.000
F3 1.424 -0.822 0.000
F4 -1.424 -0.822 0.000
F5 0.000 0.000 1.667
F6 0.000 0.000 -1.667

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.64421.64421.64421.66681.6668
F21.64422.84792.84792.34132.3413
F31.64422.84792.84792.34132.3413
F41.64422.84792.84792.34132.3413
F51.66682.34132.34132.34133.3336
F61.66682.34132.34132.34133.3336

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 HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.900      
2 F -0.366      
3 F -0.366      
4 F -0.366      
5 F -0.400      
6 F -0.400      


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 -40.091 0.000 0.000
y 0.000 -40.091 0.000
z 0.000 0.000 -44.926
Traceless
 xyz
x 2.417 0.000 0.000
y 0.000 2.417 0.000
z 0.000 0.000 -4.834
Polar
3z2-r2-9.669
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 3.013 0.000 0.000
y 0.000 3.013 0.000
z 0.000 0.000 3.115


<r2> (average value of r2) Å2
<r2> 121.715
(<r2>)1/2 11.032