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

using model chemistry: MP2=FULL/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 MP2=FULL/3-21G*
 hartrees
Energy at 0K-933.464323
Energy at 298.15K-933.469343
HF Energy-932.627974
Nuclear repulsion energy530.018364
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=FULL/3-21G*
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 1044 990 320.15      
2 A1 837 794 6.47      
3 A1 739 701 0.71      
4 A1 577 547 118.65      
5 A1 454 431 0.30      
6 A1 310 294 0.00      
7 A2 483 458 0.00      
8 A2 332 315 0.00      
9 B1 1139 1080 343.63      
10 B1 545 517 55.22      
11 B1 469 445 5.24      
12 B2 6768 6416 3034541.00      
13 B2 952 902 37.19      
14 B2 527 499 37.20      
15 B2 226 214 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 7700.5 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 7300.1 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 MP2=FULL/3-21G*
ABC
0.09191 0.08219 0.08037

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.169
F2 0.000 1.228 1.132
F3 0.000 -1.228 1.132
F4 1.573 0.000 0.046
F5 -1.573 0.000 0.046
F6 0.000 0.919 -1.318
F7 0.000 -0.919 -1.318

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.56121.56121.57791.57791.74791.7479
F21.56122.45672.27242.27242.47023.2580
F31.56122.45672.27242.27243.25802.4702
F41.57792.27242.27243.14632.27592.2759
F51.57792.27242.27243.14632.27592.2759
F61.74792.47023.25802.27592.27591.8370
F71.74793.25802.47022.27592.27591.8370

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 103.774 F2 P1 F4 92.752
F2 P1 F5 92.752 F2 P1 F6 96.411
F2 P1 F7 159.815 F3 P1 F4 92.752
F3 P1 F5 92.752 F3 P1 F6 159.815
F3 P1 F7 96.411 F4 P1 F5 171.078
F4 P1 F6 86.206 F4 P1 F7 86.206
F5 P1 F6 86.206 F5 P1 F7 86.206
F6 P1 F7 63.404
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability