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All results from a given calculation for C2F6 (hexafluoroethane)

using model chemistry: BLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3D 1A1g
Energy calculated at BLYP/6-31G
 hartrees
Energy at 0K-675.036928
Energy at 298.15K-675.039174
Nuclear repulsion energy446.178708
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 BLYP/6-31G
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 1283 1274 0.00      
2 A1g 713 707 0.00      
3 A1g 325 323 0.00      
4 A1u 52 52 0.00      
5 A2u 1028 1020 238.72      
6 A2u 617 612 40.21      
7 Eg 1131 1123 0.00      
7 Eg 1131 1123 0.00      
8 Eg 554 550 0.00      
8 Eg 554 550 0.00      
9 Eg 334 331 0.00      
9 Eg 334 331 0.00      
10 Eu 1146 1137 418.30      
10 Eu 1145 1137 418.28      
11 Eu 454 451 6.05      
11 Eu 454 451 6.05      
12 Eu 200 199 3.54      
12 Eu 200 199 3.55      

Unscaled Zero Point Vibrational Energy (zpe) 5827.6 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 5783.3 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 BLYP/6-31G
ABC
0.08618 0.05797 0.05797

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is D3d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.773
C2 0.000 0.000 -0.773
F3 0.000 1.310 1.252
F4 -1.134 -0.655 1.252
F5 1.134 -0.655 1.252
F6 0.000 -1.310 -1.252
F7 -1.134 0.655 -1.252
F8 1.134 0.655 -1.252

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 F8
C11.54501.39501.39501.39502.41132.41132.4113
C21.54502.41132.41132.41131.39501.39501.3950
F31.39502.41132.26892.26893.62412.82592.8259
F41.39502.41132.26892.26892.82592.82593.6241
F51.39502.41132.26892.26892.82593.62412.8259
F62.41131.39503.62412.82592.82592.26892.2689
F72.41131.39502.82592.82593.62412.26892.2689
F82.41131.39502.82593.62412.82592.26892.2689

picture of hexafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 110.104 C1 C2 F7 110.104
C1 C2 F8 110.104 C2 C1 F3 110.104
C2 C1 F4 110.104 C2 C1 F5 110.104
F3 C1 F4 108.831 F3 C1 F5 108.831
F4 C1 F5 108.831 F6 C2 F7 108.831
F6 C2 F8 108.831 F7 C2 F8 108.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.639      
2 C 0.639      
3 F -0.213      
4 F -0.213      
5 F -0.213      
6 F -0.213      
7 F -0.213      
8 F -0.213      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.170 0.000 0.000
y 0.000 -42.170 0.000
z 0.000 0.000 -42.237
Traceless
 xyz
x 0.034 0.000 0.000
y 0.000 0.034 0.000
z 0.000 0.000 -0.067
Polar
3z2-r2-0.135
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.671 0.000 0.000
y 0.000 3.671 -0.000
z 0.000 -0.000 3.121


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000