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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: MP2/CEP-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 MP2/CEP-31G
 hartrees
Energy at 0K-160.165332
Energy at 298.15K 
HF Energy-159.333069
Nuclear repulsion energy267.860615
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/CEP-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' 1761 1702 131.04      
2 A' 1327 1283 140.88      
3 A' 1208 1167 172.14      
4 A' 1098 1061 28.11      
5 A' 1079 1043 224.08      
6 A' 926 895 245.81      
7 A' 667 645 9.72      
8 A' 579 559 17.59      
9 A' 537 519 1.31      
10 A' 448 433 8.05      
11 A' 339 327 2.83      
12 A' 327 316 0.68      
13 A' 240 231 1.93      
14 A' 158 153 3.22      
15 A" 1052 1016 277.02      
16 A" 583 563 2.61      
17 A" 478 462 2.00      
18 A" 405 392 7.96      
19 A" 225 218 3.06      
20 A" 121 117 0.99      
21 A" 28 27 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6791.9 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 6563.0 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 MP2/CEP-31G
ABC
0.07678 0.03829 0.03005

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.026 1.472 0.000
C2 -0.509 0.179 0.000
C3 0.283 -1.130 0.000
F4 -0.860 2.579 0.000
F5 1.311 1.831 0.000
F6 -1.911 -0.016 0.000
F7 1.681 -0.905 0.000
F8 -0.026 -1.918 1.140
F9 -0.026 -1.918 -1.140

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.38042.62021.38521.38442.40212.92713.57713.5771
C21.38041.52952.42532.45781.41612.44342.43542.4354
C32.62021.52953.88043.13422.46061.41561.42051.4205
F41.38522.42533.88042.29552.80024.31204.71354.7135
F51.38442.45783.13422.29553.71432.76174.14094.1409
F62.40211.41612.46062.80023.71433.70042.91042.9104
F72.92712.44341.41564.31202.76173.70042.28912.2891
F83.57712.43541.42054.71354.14092.91042.28912.2806
F93.57712.43541.42054.71354.14092.91042.28912.2806

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 128.363 C1 C2 F6 118.392
C2 C1 F4 122.554 C2 C1 F5 125.489
C2 C3 F7 112.067 C2 C3 F8 111.237
C2 C3 F9 111.237 C3 C2 F6 113.244
F4 C1 F5 111.957 F7 C3 F8 107.632
F7 C3 F9 107.632 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability