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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-938.848207
Energy at 298.15K-938.852955
HF Energy-937.495876
Nuclear repulsion energy526.837650
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 MP2/6-311G*
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 930 884 354.15      
2 A1 764 726 21.69      
3 A1 657 624 0.35      
4 A1 536 509 120.85      
5 A1 410 390 11.29      
6 A1 299 284 0.10      
7 A2 470 447 0.00      
8 A2 317 301 0.00      
9 B1 1026 975 401.11      
10 B1 535 509 47.13      
11 B1 455 433 5.23      
12 B2 6584 6257 3623421.00      
13 B2 847 805 24.42      
14 B2 511 486 17.13      
15 B2 213 202 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7277.0 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 6915.3 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 MP2/6-311G*
ABC
0.09147 0.08052 0.07937

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.178
F2 0.000 1.229 1.141
F3 0.000 -1.229 1.141
F4 1.570 0.000 0.050
F5 -1.570 0.000 0.050
F6 0.000 0.936 -1.340
F7 0.000 -0.936 -1.340

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.56131.56131.57531.57531.78261.7826
F21.56132.45752.27262.27262.49783.2921
F31.56132.45752.27262.27263.29212.4978
F41.57532.27262.27263.14022.29612.2961
F51.57532.27262.27263.14022.29612.2961
F61.78262.49783.29212.29612.29611.8714
F71.78263.29212.49782.29612.29611.8714

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 103.817 F2 P1 F4 92.862
F2 P1 F5 92.862 F2 P1 F6 96.431
F2 P1 F7 159.752 F3 P1 F4 92.862
F3 P1 F5 92.862 F3 P1 F6 159.752
F3 P1 F7 96.431 F4 P1 F5 170.714
F4 P1 F6 86.049 F4 P1 F7 86.049
F5 P1 F6 86.049 F5 P1 F7 86.049
F6 P1 F7 63.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability