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

using model chemistry: MP2=FULL/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-938.965940
Energy at 298.15K-938.970827
HF Energy-937.398957
Nuclear repulsion energy534.129165
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/6-31G(2df,p)
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 954 896 271.31      
2 A1 785 738 16.53      
3 A1 671 631 0.06      
4 A1 557 523 88.64      
5 A1 432 406 3.59      
6 A1 307 288 0.00      
7 A2 477 449 0.00      
8 A2 327 307 0.00      
9 B1 1053 989 303.71      
10 B1 547 514 31.11      
11 B1 463 435 2.04      
12 B2 9808 9218 0.00      
13 B2 873 821 26.41      
14 B2 522 490 11.11      
15 B2 226 213 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 9000.2 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 8459.3 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=FULL/6-31G(2df,p)
ABC
0.09338 0.08326 0.08178

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.164
F2 0.000 1.213 1.122
F3 0.000 -1.213 1.122
F4 1.557 0.000 0.053
F5 -1.557 0.000 0.053
F6 0.000 0.926 -1.311
F7 0.000 -0.926 -1.311

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.54521.54521.56081.56081.74141.7414
F21.54522.42522.24432.24432.44953.2389
F31.54522.42522.24432.24433.23892.4495
F41.56082.24432.24433.11372.26722.2672
F51.56082.24432.24433.11372.26722.2672
F61.74142.44953.23892.26722.26721.8514
F71.74143.23892.44952.26722.26721.8514

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 103.396 F2 P1 F4 92.535
F2 P1 F5 92.535 F2 P1 F6 96.189
F2 P1 F7 160.415 F3 P1 F4 92.535
F3 P1 F5 92.535 F3 P1 F6 160.415
F3 P1 F7 96.189 F4 P1 F5 171.817
F4 P1 F6 86.535 F4 P1 F7 86.535
F5 P1 F6 86.535 F5 P1 F7 86.535
F6 P1 F7 64.226
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability