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

using model chemistry: QCISD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at QCISD/6-31+G**
 hartrees
Energy at 0K-938.556418
Energy at 298.15K 
HF Energy-937.356334
Nuclear repulsion energy522.550922
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 QCISD/6-31+G**
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 913 863 310.44      
2 A1 736 696 21.67      
3 A1 597 565 8.26      
4 A1 526 498 106.33      
5 A1 408 386 3.49      
6 A1 287 272 0.04      
7 A2 452 427 0.00      
8 A2 300 284 0.00      
9 B1 1003 948 393.72      
10 B1 516 487 40.89      
11 B1 437 413 3.16      
12 B2 907 857 38.15      
13 B2 492 465 16.78      
14 B2 210 198 0.01      
15 B2 567i 536i 221.84      

Unscaled Zero Point Vibrational Energy (zpe) 3608.4 cm-1
Scaled (by 0.9454) Zero Point Vibrational Energy (zpe) 3411.4 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 QCISD/6-31+G**
ABC
0.08928 0.07957 0.07844

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.175
F2 0.000 1.243 1.141
F3 0.000 -1.243 1.141
F4 1.589 0.000 0.055
F5 -1.589 0.000 0.055
F6 0.000 0.949 -1.342
F7 0.000 -0.949 -1.342

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.57431.57431.59351.59351.78921.7892
F21.57432.48572.29122.29122.50073.3119
F31.57432.48572.29122.29123.31192.5007
F41.59352.29122.29123.17792.31862.3186
F51.59352.29122.29123.17792.31862.3186
F61.78922.50073.31192.31862.31861.8971
F71.78923.31192.50072.31862.31861.8971

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 104.273 F2 P1 F4 92.650
F2 P1 F5 92.650 F2 P1 F6 95.846
F2 P1 F7 159.880 F3 P1 F4 92.650
F3 P1 F5 92.650 F3 P1 F6 159.880
F3 P1 F7 95.846 F4 P1 F5 171.359
F4 P1 F6 86.338 F4 P1 F7 86.338
F5 P1 F6 86.338 F5 P1 F7 86.338
F6 P1 F7 64.034
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability