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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: QCISD/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G**
 hartrees
Energy at 0K-711.997733
Energy at 298.15K 
HF Energy-710.372089
Nuclear repulsion energy510.880665
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1881 1795 152.56      
2 A' 1453 1386 227.43      
3 A' 1382 1319 221.84      
4 A' 1281 1222 147.50      
5 A' 1243 1186 188.50      
6 A' 1061 1013 279.52      
7 A' 782 746 17.00      
8 A' 666 635 14.80      
9 A' 614 585 0.75      
10 A' 521 497 3.97      
11 A' 376 359 0.52      
12 A' 369 352 1.20      
13 A' 261 249 1.47      
14 A' 179 171 1.78      
15 A" 1248 1191 312.73      
16 A" 669 638 3.67      
17 A" 579 552 0.87      
18 A" 478 456 4.25      
19 A" 252 240 1.31      
20 A" 129 124 0.39      
21 A" 38 36 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7730.8 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 7376.0 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/6-311G**
ABC
0.08507 0.04181 0.03286

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.024 1.423 0.000
C2 -0.501 0.179 0.000
C3 0.282 -1.102 0.000
F4 -0.804 2.475 0.000
F5 1.244 1.748 0.000
F6 -1.827 -0.015 0.000
F7 1.595 -0.880 0.000
F8 -0.024 -1.830 1.078
F9 -0.024 -1.830 -1.078

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.33202.54301.31041.30912.30602.81473.42663.4266
C21.33201.50112.31632.34641.34022.34812.32922.3292
C32.54301.50113.73863.00762.37251.33181.33601.3360
F41.31042.31633.73862.17392.69224.12484.50644.5064
F51.30912.34643.00762.17393.54102.65073.94593.9459
F62.30601.34022.37252.69223.54103.52952.77602.7760
F72.81472.34811.33184.12482.65073.52952.16462.1646
F83.42662.32921.33604.50643.94592.77602.16462.1551
F93.42662.32921.33604.50643.94592.77602.16462.1551

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.593 C1 C2 F6 119.302
C2 C1 F4 122.473 C2 C1 F5 125.352
C2 C3 F7 111.826 C2 C3 F8 110.224
C2 C3 F9 110.224 C3 C2 F6 113.105
F4 C1 F5 112.175 F7 C3 F8 108.462
F7 C3 F9 108.462 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability