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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/3-21G
 hartrees
Energy at 0K-708.751368
Energy at 298.15K 
HF Energy-708.751368
Nuclear repulsion energy502.372509
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 PBEPBEultrafine/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' 1778 1762 101.67      
2 A' 1348 1335 193.06      
3 A' 1314 1302 151.98      
4 A' 1205 1194 110.94      
5 A' 1196 1186 77.50      
6 A' 1001 992 193.50      
7 A' 711 705 8.68      
8 A' 612 607 13.89      
9 A' 565 560 1.31      
10 A' 472 467 4.15      
11 A' 351 348 1.98      
12 A' 337 334 0.27      
13 A' 234 232 0.45      
14 A' 190 189 2.08      
15 A" 1165 1154 229.28      
16 A" 655 649 4.16      
17 A" 543 538 0.00      
18 A" 430 427 2.13      
19 A" 232 230 0.72      
20 A" 123 122 0.19      
21 A" 6i 6i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7228.0 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 7162.3 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 PBEPBEultrafine/3-21G
ABC
0.08006 0.04166 0.03232

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.987 0.990 0.000
C2 -0.256 0.498 0.000
C3 -0.581 -0.951 0.000
F4 1.237 2.322 0.000
F5 2.120 0.261 0.000
F6 -1.340 1.343 0.000
F7 0.563 -1.718 0.000
F8 -1.340 -1.283 1.110
F9 -1.340 -1.283 -1.110

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.33732.49541.35511.34772.35382.74073.43743.4374
C21.33731.48522.35712.38871.37382.36272.36222.3622
C32.49541.48523.74402.96082.41621.37731.38521.3852
F41.35512.35713.74402.24262.75684.09544.56844.5684
F51.34772.38872.96082.24263.62572.51773.94863.9486
F62.35381.37382.41622.75683.62573.60402.85082.8508
F72.74072.36271.37734.09542.51773.60402.24592.2459
F83.43742.36221.38524.56843.94862.85082.24592.2200
F93.43742.36221.38524.56843.94862.85082.24592.2200

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.198 C1 C2 F6 120.494
C2 C1 F4 122.199 C2 C1 F5 125.661
C2 C3 F7 111.198 C2 C3 F8 110.711
C2 C3 F9 110.711 C3 C2 F6 115.308
F4 C1 F5 112.140 F7 C3 F8 108.781
F7 C3 F9 108.781 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.534      
2 C 0.078      
3 C 0.701      
4 F -0.209      
5 F -0.202      
6 F -0.213      
7 F -0.230      
8 F -0.230      
9 F -0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.772 0.605 0.000 0.981
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.016 0.112 0.000
y 0.112 -47.234 0.000
z 0.000 0.000 -44.959
Traceless
 xyz
x -0.920 0.112 0.000
y 0.112 -1.246 0.000
z 0.000 0.000 2.166
Polar
3z2-r24.332
x2-y20.218
xy0.112
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.852 0.750 0.000
y 0.750 4.793 0.000
z 0.000 0.000 2.609


<r2> (average value of r2) Å2
<r2> 299.359
(<r2>)1/2 17.302