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All results from a given calculation for C2F6 (hexafluoroethane)

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3D 1A1g
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-675.548495
Energy at 298.15K-675.551244
HF Energy-675.548495
Nuclear repulsion energy460.899769
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 B3LYP/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1g 1378 1334 0.00      
2 A1g 800 774 0.00      
3 A1g 341 330 0.00      
4 A1u 68 66 0.00      
5 A2u 1103 1068 284.56      
6 A2u 707 684 34.26      
7 Eg 1203 1164 0.00      
7 Eg 1203 1164 0.00      
8 Eg 609 589 0.00      
8 Eg 609 589 0.00      
9 Eg 374 362 0.00      
9 Eg 374 362 0.00      
10 Eu 1217 1177 551.75      
10 Eu 1217 1177 551.79      
11 Eu 515 498 3.33      
11 Eu 515 498 3.33      
12 Eu 214 207 2.27      
12 Eu 214 207 2.27      

Unscaled Zero Point Vibrational Energy (zpe) 6329.2 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 6123.5 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 B3LYP/aug-cc-pVTZ
ABC
0.09393 0.06075 0.06075

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is D3d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.772
C2 0.000 0.000 -0.772
F3 0.000 1.264 1.211
F4 -1.095 -0.632 1.211
F5 1.095 -0.632 1.211
F6 0.000 -1.264 -1.211
F7 -1.095 0.632 -1.211
F8 1.095 0.632 -1.211

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 F8
C11.54381.33841.33841.33842.35162.35162.3516
C21.54382.35162.35162.35161.33841.33841.3384
F31.33842.35162.18982.18983.50132.73202.7320
F41.33842.35162.18982.18982.73202.73203.5013
F51.33842.35162.18982.18982.73203.50132.7320
F62.35161.33843.50132.73202.73202.18982.1898
F72.35161.33842.73202.73203.50132.18982.1898
F82.35161.33842.73203.50132.73202.18982.1898

picture of hexafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.150 C1 C2 F7 109.150
C1 C2 F8 109.150 C2 C1 F3 109.150
C2 C1 F4 109.150 C2 C1 F5 109.150
F3 C1 F4 109.791 F3 C1 F5 109.791
F4 C1 F5 109.791 F6 C2 F7 109.791
F6 C2 F8 109.791 F7 C2 F8 109.791
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability