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All results from a given calculation for C2H6 (Ethane)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/6-311G*
 hartrees
Energy at 0K-79.739657
Energy at 298.15K-79.745585
HF Energy-79.635531
Nuclear repulsion energy42.235407
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 B2PLYP=FULL/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1g 3061 3061 0.00 236.16 0.01 0.02
2 A1g 1456 1456 0.00 3.26 0.68 0.81
3 A1g 1018 1018 0.00 10.48 0.28 0.44
4 A1u 315 315 0.00 0.00 0.00 0.00
5 A2u 3060 3060 65.27 0.00 0.01 0.00
6 A2u 1437 1437 3.17 0.00 0.00 0.00
7 Eg 3114 3114 0.00 147.11 0.75 0.86
7 Eg 3114 3114 0.00 147.11 0.75 0.86
8 Eg 1540 1540 0.00 26.69 0.75 0.86
8 Eg 1540 1540 0.00 26.69 0.75 0.86
9 Eg 1243 1243 0.00 1.10 0.75 0.86
9 Eg 1243 1243 0.00 1.10 0.75 0.86
10 Eu 3139 3139 80.01 0.00 0.00 0.00
10 Eu 3139 3139 80.01 0.00 0.00 0.00
11 Eu 1542 1542 12.29 0.00 0.75 0.86
11 Eu 1542 1542 12.29 0.00 0.75 0.86
12 Eu 836 836 4.31 0.00 0.00 0.00
12 Eu 836 836 4.31 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 16587.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16587.4 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 B2PLYP=FULL/6-311G*
ABC
2.69629 0.66661 0.66661

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is D3d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.764
C2 0.000 0.000 -0.764
H3 0.000 1.017 1.162
H4 -0.881 -0.508 1.162
H5 0.881 -0.508 1.162
H6 0.000 -1.017 -1.162
H7 -0.881 0.508 -1.162
H8 0.881 0.508 -1.162

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7 H8
C11.52771.09191.09191.09192.17752.17752.1775
C21.52772.17752.17752.17751.09191.09191.0919
H31.09192.17751.76121.76123.08762.53612.5361
H41.09192.17751.76121.76122.53612.53613.0876
H51.09192.17751.76121.76122.53613.08762.5361
H62.17751.09193.08762.53612.53611.76121.7612
H72.17751.09192.53612.53613.08761.76121.7612
H82.17751.09192.53613.08762.53611.76121.7612

picture of Ethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.366 C1 C2 H7 111.366
C1 C2 H8 111.366 C2 C1 H3 111.366
C2 C1 H4 111.366 C2 C1 H5 111.366
H3 C1 H4 107.511 H3 C1 H5 107.511
H4 C1 H5 107.511 H6 C2 H7 107.511
H6 C2 H8 107.511 H7 C2 H8 107.511
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability