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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-938.481924
Energy at 298.15K-938.486681
HF Energy-937.339182
Nuclear repulsion energy527.179669
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 MP3/6-31G*
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 967 908 322.46      
2 A1 793 744 8.83      
3 A1 714 670 0.42      
4 A1 555 521 110.05      
5 A1 444 417 0.00      
6 A1 292 274 0.01      
7 A2 459 431 0.00      
8 A2 315 296 0.00      
9 B1 1061 996 351.23      
10 B1 522 490 40.99      
11 B1 454 426 2.22      
12 B2 11451 10748 0.00      
13 B2 863 810 5000.71      
14 B2 481 452 5867.25      
15 B2 208 195 477.25      

Unscaled Zero Point Vibrational Energy (zpe) 9789.6 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 9188.6 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 MP3/6-31G*
ABC
0.09091 0.08113 0.07967

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.173
F2 0.000 1.237 1.134
F3 0.000 -1.237 1.134
F4 1.578 0.000 0.050
F5 -1.578 0.000 0.050
F6 0.000 0.928 -1.329
F7 0.000 -0.928 -1.329

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.56601.56601.58281.58281.76551.7655
F21.56602.47322.27922.27922.48203.2787
F31.56602.47322.27922.27923.27872.4820
F41.58282.27922.27923.15592.29152.2915
F51.58282.27922.27923.15592.29152.2915
F61.76552.48203.27872.29152.29151.8558
F71.76553.27872.48202.29152.29151.8558

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 104.308 F2 P1 F4 92.745
F2 P1 F5 92.745 F2 P1 F6 96.138
F2 P1 F7 159.553 F3 P1 F4 92.745
F3 P1 F5 92.745 F3 P1 F6 159.553
F3 P1 F7 96.138 F4 P1 F5 171.047
F4 P1 F6 86.193 F4 P1 F7 86.193
F5 P1 F6 86.193 F5 P1 F7 86.193
F6 P1 F7 63.415
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability