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

using model chemistry: QCISD/TZVP

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/TZVP
 hartrees
Energy at 0K-938.953770
Energy at 298.15K 
HF Energy-937.584710
Nuclear repulsion energy526.261572
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/TZVP
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 931 889 315.92      
2 A1 749 715 24.80      
3 A1 583 557 7.57      
4 A1 538 514 108.55      
5 A1 400 382 7.18      
6 A1 294 281 0.07      
7 A2 474 453 0.00      
8 A2 315 301 0.00      
9 B1 1029 983 403.07      
10 B1 539 515 44.12      
11 B1 458 438 3.88      
12 B2 924 882 47.26      
13 B2 507 484 15.04      
14 B2 218 209 0.00      
15 B2 480i 459i 142.69      

Unscaled Zero Point Vibrational Energy (zpe) 3739.7 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 3572.5 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 QCISD/TZVP
ABC
0.09042 0.08073 0.07968

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.166
F2 0.000 1.230 1.134
F3 0.000 -1.230 1.134
F4 1.578 0.000 0.056
F5 -1.578 0.000 0.056
F6 0.000 0.951 -1.329
F7 0.000 -0.951 -1.329

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.56501.56501.58161.58161.77231.7723
F21.56502.45962.27242.27242.47903.2900
F31.56502.45962.27242.27243.29002.4790
F41.58162.27242.27243.15562.30512.3051
F51.58162.27242.27243.15562.30512.3051
F61.77232.47903.29002.30512.30511.9024
F71.77233.29002.47902.30512.30511.9024

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 103.592 F2 P1 F4 92.466
F2 P1 F5 92.466 F2 P1 F6 95.743
F2 P1 F7 160.665 F3 P1 F4 92.466
F3 P1 F5 92.466 F3 P1 F6 160.665
F3 P1 F7 95.743 F4 P1 F5 172.020
F4 P1 F6 86.634 F4 P1 F7 86.634
F5 P1 F6 86.634 F5 P1 F7 86.634
F6 P1 F7 64.921
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability