return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: B2PLYP=FULLultrafine/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-31G
 hartrees
Energy at 0K-712.432913
Energy at 298.15K 
HF Energy-712.090789
Nuclear repulsion energy499.050512
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 B2PLYP=FULLultrafine/6-31G
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' 1836 1836 136.43      
2 A' 1386 1386 174.14      
3 A' 1303 1303 158.59      
4 A' 1196 1196 49.32      
5 A' 1178 1178 185.55      
6 A' 996 996 228.36      
7 A' 714 714 11.11      
8 A' 612 612 18.98      
9 A' 569 569 1.58      
10 A' 474 474 6.67      
11 A' 356 356 2.95      
12 A' 343 343 0.50      
13 A' 248 248 1.22      
14 A' 178 178 2.86      
15 A" 1164 1164 257.38      
16 A" 632 632 2.84      
17 A" 517 517 1.19      
18 A" 427 427 7.64      
19 A" 230 230 2.51      
20 A" 122 122 0.78      
21 A" 22 22 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7252.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7252.0 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 B2PLYP=FULLultrafine/6-31G
ABC
0.08006 0.04057 0.03174

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.028 1.423 0.000
C2 -0.495 0.173 0.000
C3 0.277 -1.096 0.000
F4 -0.844 2.511 0.000
F5 1.286 1.771 0.000
F6 -1.868 -0.024 0.000
F7 1.644 -0.861 0.000
F8 -0.028 -1.865 1.118
F9 -0.028 -1.865 -1.118

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.33452.53771.35951.35882.34112.83103.47303.4730
C21.33451.48602.36312.39261.38692.37652.37122.3712
C32.53771.48603.77683.03912.39861.38691.39071.3907
F41.35952.36313.77682.25442.73354.19044.58924.5892
F51.35882.39263.03912.25443.62872.65654.02414.0241
F62.34111.38692.39862.73353.62873.61092.83322.8332
F72.83102.37651.38694.19042.65653.61092.24772.2477
F83.47302.37121.39074.58924.02412.83322.24772.2358
F93.47302.37121.39074.58924.02412.83322.24772.2358

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 128.162 C1 C2 F6 118.672
C2 C1 F4 122.608 C2 C1 F5 125.330
C2 C3 F7 111.588 C2 C3 F8 110.990
C2 C3 F9 110.990 C3 C2 F6 113.166
F4 C1 F5 112.062 F7 C3 F8 108.046
F7 C3 F9 108.046 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability