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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-939.762685
Energy at 298.15K-939.766753
HF Energy-939.762685
Nuclear repulsion energy531.806455
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 PBE1PBE/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 927 887 224.85      
2 A1 759 726 18.12      
3 A1 596 570 9.82      
4 A1 537 514 70.56      
5 A1 389 372 4.27      
6 A1 295 282 0.01      
7 A2 470 450 0.00      
8 A2 314 300 0.00      
9 B1 1038 994 294.46      
10 B1 534 511 29.30      
11 B1 456 437 1.92      
12 B2 952 911 90.76      
13 B2 508 486 14.74      
14 B2 215 206 0.04      
15 B2 162 155 2.98      

Unscaled Zero Point Vibrational Energy (zpe) 4075.5 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 3900.3 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 PBE1PBE/6-31G(2df,p)
ABC
0.09197 0.08241 0.08180

See section I.F.4 to change rotational constant units
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