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All results from a given calculation for PF6 (Hexafluorophosphate neutral)

using model chemistry: HF/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at HF/3-21G
 hartrees
Energy at 0K-932.369177
Energy at 298.15K 
HF Energy-932.369177
Nuclear repulsion energy523.981466
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/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 1073 971 281.56      
2 A1 839 760 3.18      
3 A1 699 633 16.91      
4 A1 565 512 139.80      
5 A1 446 404 13.55      
6 A1 286 259 0.07      
7 A2 443 401 0.00      
8 A2 304 275 0.00      
9 B1 1198 1085 280.28      
10 B1 505 457 81.77      
11 B1 436 395 3.82      
12 B2 1018 922 35.53      
13 B2 492 446 64.76      
14 B2 204 185 0.29      
15 B2 2513i 2275i 57695.39      

Unscaled Zero Point Vibrational Energy (zpe) 2997.5 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 2714.5 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/3-21G
ABC
0.08981 0.08026 0.07859

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.177
F2 0.000 1.253 1.143
F3 0.000 -1.253 1.143
F4 1.590 0.000 0.044
F5 -1.590 0.000 0.044
F6 0.000 0.917 -1.335
F7 0.000 -0.917 -1.335

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.58281.58281.59581.59581.76781.7678
F21.58282.50682.30412.30412.50093.2940
F31.58282.50682.30412.30413.29402.5009
F41.59582.30412.30413.18052.29552.2955
F51.59582.30412.30413.18052.29552.2955
F61.76782.50093.29402.29552.29551.8334
F71.76783.29402.50092.29552.29551.8334

picture of Hexafluorophosphate neutral state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 104.723 F2 P1 F4 92.918
F2 P1 F5 92.918 F2 P1 F6 96.403
F2 P1 F7 158.874 F3 P1 F4 92.918
F3 P1 F5 92.918 F3 P1 F6 158.874
F3 P1 F7 96.403 F4 P1 F5 170.436
F4 P1 F6 85.912 F4 P1 F7 85.912
F5 P1 F6 85.912 F5 P1 F7 85.912
F6 P1 F7 62.471
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 2.432      
2 F -0.473      
3 F -0.473      
4 F -0.495      
5 F -0.495      
6 F -0.249      
7 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 -0.649 0.649
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.489 0.000 0.000
y 0.000 -42.903 0.000
z 0.000 0.000 -43.883
Traceless
 xyz
x -3.096 0.000 0.000
y 0.000 2.283 0.000
z 0.000 0.000 0.813
Polar
3z2-r21.627
x2-y2-3.586
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.077 0.000 0.000
y 0.000 40.373 0.000
z 0.000 0.000 2.171


<r2> (average value of r2) Å2
<r2> 172.776
(<r2>)1/2 13.144