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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: CID/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 CID/3-21G
 hartrees
Energy at 0K-707.153469
Energy at 298.15K 
HF Energy-706.343343
Nuclear repulsion energy508.508192
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 CID/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' 1978 1842 129.46      
2 A' 1483 1382 233.75      
3 A' 1435 1337 166.63      
4 A' 1370 1277 96.47      
5 A' 1297 1209 121.18      
6 A' 1093 1018 215.92      
7 A' 776 723 20.06      
8 A' 666 621 20.78      
9 A' 616 574 3.52      
10 A' 517 482 7.84      
11 A' 376 351 3.74      
12 A' 369 343 0.17      
13 A' 254 236 1.61      
14 A' 199 185 3.46      
15 A" 1343 1251 271.51      
16 A" 743 692 12.44      
17 A" 600 559 0.49      
18 A" 480 447 10.21      
19 A" 257 240 2.92      
20 A" 141 131 0.74      
21 A" 8 7 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 8000.7 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 7453.4 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 CID/3-21G
ABC
0.08251 0.04241 0.03299

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.974 0.988 0.000
C2 -0.238 0.491 0.000
C3 -0.577 -0.951 0.000
F4 1.216 2.304 0.000
F5 2.102 0.277 0.000
F6 -1.321 1.322 0.000
F7 0.539 -1.717 0.000
F8 -1.321 -1.269 1.093
F9 -1.321 -1.269 -1.093

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.31002.48301.33771.33312.31902.73953.39903.3990
C21.31001.48102.32372.34931.36462.34042.33742.3374
C32.48301.48103.71572.94662.39051.35391.35931.3593
F41.33772.32373.71572.21222.72024.07704.51564.5156
F51.33312.34932.94662.21223.57832.53283.91073.9107
F62.31901.36462.39052.72023.57833.56212.81132.8113
F72.73952.34041.35394.07702.53283.56212.20282.2028
F83.39902.33741.35934.51563.91072.81132.20282.1854
F93.39902.33741.35934.51563.91072.81132.20282.1854

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 125.543 C1 C2 F6 120.223
C2 C1 F4 122.704 C2 C1 F5 125.455
C2 C3 F7 111.213 C2 C3 F8 110.684
C2 C3 F9 110.684 C3 C2 F6 114.234
F4 C1 F5 111.841 F7 C3 F8 108.563
F7 C3 F9 108.563 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability