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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-712.668120
Energy at 298.15K 
HF Energy-712.668120
Nuclear repulsion energy508.110225
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 PBEPBE/6-31G(2df,p)
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' 1776 1758 134.12      
2 A' 1358 1344 213.66      
3 A' 1310 1297 176.48      
4 A' 1201 1189 120.65      
5 A' 1173 1161 144.02      
6 A' 1017 1006 253.49      
7 A' 747 739 9.50      
8 A' 637 631 12.67      
9 A' 583 577 0.15      
10 A' 496 491 2.41      
11 A' 357 353 0.40      
12 A' 350 346 0.75      
13 A' 238 236 0.65      
14 A' 173 171 1.09      
15 A" 1130 1119 244.08      
16 A" 622 616 0.90      
17 A" 545 540 0.61      
18 A" 446 442 1.25      
19 A" 231 228 0.38      
20 A" 115 114 0.16      
21 A" 22 21 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7263.6 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 7188.8 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 PBEPBE/6-31G(2df,p)
ABC
0.08401 0.04147 0.03257

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.024 1.428 0.000
C2 -0.511 0.177 0.000
C3 0.281 -1.100 0.000
F4 -0.801 2.491 0.000
F5 1.252 1.743 0.000
F6 -1.839 -0.014 0.000
F7 1.604 -0.869 0.000
F8 -0.024 -1.844 1.086
F9 -0.024 -1.844 -1.086

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.34242.54601.31671.31422.31772.81513.44673.4467
C21.34241.50242.33192.35801.34112.35982.34492.3449
C32.54601.50243.75013.00402.38131.34381.35071.3507
F41.31672.33193.75012.18502.71124.13174.53534.5353
F51.31422.35803.00402.18503.55492.63493.95823.9582
F62.31771.34112.38132.71123.55493.54742.79632.7963
F72.81512.35981.34384.13172.63493.54742.18632.1863
F83.44672.34491.35074.53533.95822.79632.18632.1715
F93.44672.34491.35074.53533.95822.79632.18632.1715

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 126.915 C1 C2 F6 119.466
C2 C1 F4 122.553 C2 C1 F5 125.147
C2 C3 F7 111.890 C2 C3 F8 110.431
C2 C3 F9 110.431 C3 C2 F6 113.619
F4 C1 F5 112.300 F7 C3 F8 108.469
F7 C3 F9 108.469 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.184      
2 C -0.218      
3 C 0.174      
4 F 0.007      
5 F 0.009      
6 F -0.028      
7 F -0.036      
8 F -0.046      
9 F -0.046      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.156 0.997 0.000 1.009
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.223 0.088 0.000
y 0.088 -45.432 0.000
z 0.000 0.000 -44.327
Traceless
 xyz
x -1.343 0.088 0.000
y 0.088 -0.158 0.000
z 0.000 0.000 1.500
Polar
3z2-r23.001
x2-y2-0.790
xy0.088
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.695 0.337 0.000
y 0.337 7.562 0.000
z 0.000 0.000 4.182


<r2> (average value of r2) Å2
<r2> 295.863
(<r2>)1/2 17.201