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All results from a given calculation for C2H6 (Ethane)

using model chemistry: wB97X-D/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3D 1A1g
Energy calculated at wB97X-D/6-311G*
 hartrees
Energy at 0K-79.816915
Energy at 298.15K-79.822836
HF Energy-79.816915
Nuclear repulsion energy42.231484
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 wB97X-D/6-311G*
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 3050 3050 0.00 237.70 0.01 0.02
2 A1g 1447 1447 0.00 3.37 0.66 0.80
3 A1g 1020 1020 0.00 10.36 0.29 0.44
4 A1u 312 312 0.00 0.00 0.00 0.00
5 A2u 3048 3048 68.37 0.00 0.00 0.00
6 A2u 1422 1422 4.43 0.00 0.00 0.00
7 Eg 3106 3106 0.00 148.75 0.75 0.86
7 Eg 3106 3106 0.00 148.75 0.75 0.86
8 Eg 1529 1529 0.00 27.20 0.75 0.86
8 Eg 1529 1529 0.00 27.21 0.75 0.86
9 Eg 1231 1231 0.00 1.08 0.75 0.86
9 Eg 1231 1231 0.00 1.08 0.75 0.86
10 Eu 3131 3131 79.97 0.00 0.00 0.00
10 Eu 3131 3131 80.11 0.00 0.00 0.00
11 Eu 1528 1528 13.90 0.00 0.00 0.00
11 Eu 1528 1528 13.89 0.00 0.00 0.00
12 Eu 837 837 5.16 0.00 0.00 0.00
12 Eu 837 837 5.15 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 16510.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16510.3 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 wB97X-D/6-311G*
ABC
2.68873 0.66770 0.66770

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G*

Point Group is D3d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.763
C2 0.000 0.000 -0.763
H3 0.000 1.018 1.161
H4 -0.882 -0.509 1.161
H5 0.882 -0.509 1.161
H6 0.000 -1.018 -1.161
H7 -0.882 0.509 -1.161
H8 0.882 0.509 -1.161

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7 H8
C11.52551.09331.09331.09332.17652.17652.1765
C21.52552.17652.17652.17651.09331.09331.0933
H31.09332.17651.76371.76373.08842.53522.5352
H41.09332.17651.76371.76372.53522.53523.0884
H51.09332.17651.76371.76372.53523.08842.5352
H62.17651.09333.08842.53522.53521.76371.7637
H72.17651.09332.53522.53523.08841.76371.7637
H82.17651.09332.53523.08842.53521.76371.7637

picture of Ethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.355 C1 C2 H7 111.355
C1 C2 H8 111.355 C2 C1 H3 111.355
C2 C1 H4 111.355 C2 C1 H5 111.355
H3 C1 H4 107.524 H3 C1 H5 107.524
H4 C1 H5 107.524 H6 C2 H7 107.524
H6 C2 H8 107.524 H7 C2 H8 107.524
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.641      
2 C -0.641      
3 H 0.214      
4 H 0.214      
5 H 0.214      
6 H 0.214      
7 H 0.214      
8 H 0.214      


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 -14.854 0.000 0.000
y 0.000 -14.854 0.000
z 0.000 0.000 -15.592
Traceless
 xyz
x 0.369 0.000 0.000
y 0.000 0.369 0.000
z 0.000 0.000 -0.738
Polar
3z2-r2-1.477
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 3.543 0.000 0.000
y 0.000 3.543 0.000
z 0.000 0.000 3.871


<r2> (average value of r2) Å2
<r2> 30.720
(<r2>)1/2 5.543