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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-702.649533
Energy at 298.15K 
HF Energy-702.649533
Nuclear repulsion energy493.338461
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 PBE1PBE/STO-3G
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' 1835 1619 68.43      
2 A' 1488 1313 70.65      
3 A' 1377 1215 67.64      
4 A' 1329 1172 127.50      
5 A' 1233 1087 68.32      
6 A' 1053 929 89.19      
7 A' 747 659 14.13      
8 A' 622 548 20.07      
9 A' 557 491 0.76      
10 A' 461 407 2.94      
11 A' 339 299 0.64      
12 A' 327 289 0.19      
13 A' 219 193 0.20      
14 A' 147 129 0.40      
15 A" 1302 1149 129.30      
16 A" 591 522 5.49      
17 A" 506 446 0.11      
18 A" 415 366 1.26      
19 A" 221 195 0.08      
20 A" 117 104 0.01      
21 A" 18 16 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7452.2 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 6573.5 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 PBE1PBE/STO-3G
ABC
0.07786 0.03976 0.03099

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.004 1.034 0.000
C2 -0.277 0.556 0.000
C3 -0.607 -0.987 0.000
F4 1.313 2.362 0.000
F5 2.113 0.243 0.000
F6 -1.356 1.402 0.000
F7 0.563 -1.744 0.000
F8 -1.356 -1.333 1.127
F9 -1.356 -1.333 -1.127

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.36712.58421.36401.36182.38852.81293.52743.5274
C21.36711.57812.40662.41021.37112.44942.45042.4504
C32.58421.57813.86072.98492.50411.39391.39711.3971
F41.36402.40663.86072.26462.83694.17454.69604.6960
F51.36182.41022.98492.26463.65732.52023.97353.9735
F62.38851.37112.50412.83693.65733.68602.95862.9586
F72.81292.44941.39394.17452.52023.68602.26382.2638
F83.52742.45041.39714.69603.97352.95862.26382.2546
F93.52742.45041.39714.69603.97352.95862.26382.2546

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 122.504 C1 C2 F6 121.450
C2 C1 F4 123.569 C2 C1 F5 124.069
C2 C3 F7 110.852 C2 C3 F8 110.745
C2 C3 F9 110.745 C3 C2 F6 116.046
F4 C1 F5 112.362 F7 C3 F8 108.405
F7 C3 F9 108.405 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.160      
2 C 0.000      
3 C 0.286      
4 F -0.053      
5 F -0.051      
6 F -0.057      
7 F -0.095      
8 F -0.095      
9 F -0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.531 0.480 0.000 0.716
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.482 0.414 0.000
y 0.414 -40.735 0.000
z 0.000 0.000 -39.687
Traceless
 xyz
x -0.271 0.414 0.000
y 0.414 -0.650 0.000
z 0.000 0.000 0.921
Polar
3z2-r21.843
x2-y20.252
xy0.414
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.769 0.661 0.000
y 0.661 3.706 0.000
z 0.000 0.000 1.596


<r2> (average value of r2) Å2
<r2> 306.911
(<r2>)1/2 17.519