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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: MP2=FULL/3-21G

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=FULL/3-21G
 hartrees
Energy at 0K-707.329563
Energy at 298.15K 
HF Energy-706.337900
Nuclear repulsion energy503.358898
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/3-21G
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' 1844 1761 101.49      
2 A' 1406 1343 212.35      
3 A' 1363 1302 149.94      
4 A' 1289 1231 81.44      
5 A' 1234 1178 107.25      
6 A' 1039 992 191.01      
7 A' 736 703 17.15      
8 A' 636 607 16.11      
9 A' 591 564 2.57      
10 A' 496 474 6.26      
11 A' 362 345 2.83      
12 A' 353 337 0.16      
13 A' 243 232 1.25      
14 A' 194 186 3.01      
15 A" 1262 1205 246.63      
16 A" 679 648 9.06      
17 A" 567 541 0.40      
18 A" 456 436 6.47      
19 A" 243 232 2.05      
20 A" 133 127 0.52      
21 A" 13i 12i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7556.7 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 7215.2 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/3-21G
ABC
0.08050 0.04174 0.03240

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.985 0.990 0.000
C2 -0.247 0.493 0.000
C3 -0.584 -0.953 0.000
F4 1.232 2.322 0.000
F5 2.122 0.264 0.000
F6 -1.336 1.340 0.000
F7 0.550 -1.724 0.000
F8 -1.336 -1.278 1.106
F9 -1.336 -1.278 -1.106

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.32852.49811.35421.34862.34762.74863.42903.4290
C21.32851.48552.35162.37931.37992.35582.35542.3554
C32.49811.48553.74502.96672.41381.37091.37651.3765
F41.35422.35163.74502.24212.74924.10264.55824.5582
F51.34862.37932.96672.24213.62122.53363.94403.9440
F62.34761.37992.41382.74923.62123.59792.84252.8425
F72.74862.35581.37094.10262.53363.59792.23152.2315
F83.42902.35541.37654.55823.94402.84252.23152.2126
F93.42902.35541.37654.55823.94402.84252.23152.2126

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 125.095 C1 C2 F6 120.162
C2 C1 F4 122.465 C2 C1 F5 125.432
C2 C3 F7 111.061 C2 C3 F8 110.717
C2 C3 F9 110.717 C3 C2 F6 114.744
F4 C1 F5 112.103 F7 C3 F8 108.626
F7 C3 F9 108.626 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability