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All results from a given calculation for C2H6 (Ethane)

using model chemistry: CCSD=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3D 1A1g
Energy calculated at CCSD=FULL/6-31+G**
 hartrees
Energy at 0K-79.589826
Energy at 298.15K-79.595778
HF Energy-79.238690
Nuclear repulsion energy42.292787
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 CCSD=FULL/6-31+G**
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 3105 3105 0.00      
2 A1g 1484 1484 0.00      
3 A1g 1036 1036 0.00      
4 A1u 326 326 0.00      
5 A2u 3101 3101 61.83      
6 A2u 1456 1456 0.70      
7 Eg 3170 3170 0.00      
7 Eg 3170 3170 0.00      
8 Eg 1548 1548 0.00      
8 Eg 1548 1548 0.00      
9 Eg 1262 1262 0.00      
9 Eg 1262 1262 0.00      
10 Eu 3192 3192 72.81      
10 Eu 3192 3192 72.81      
11 Eu 1552 1552 8.25      
11 Eu 1552 1552 8.25      
12 Eu 842 842 2.00      
12 Eu 842 842 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 16818.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16818.5 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 CCSD=FULL/6-31+G**
ABC
2.69730 0.66870 0.66870

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-31+G**

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 1.017 1.157
H4 -0.880 -0.508 1.157
H5 0.880 -0.508 1.157
H6 0.000 -1.017 -1.157
H7 -0.880 0.508 -1.157
H8 0.880 0.508 -1.157

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7 H8
C11.52701.09011.09011.09012.17302.17302.1730
C21.52702.17302.17302.17301.09011.09011.0901
H31.09012.17301.76091.76093.08042.52752.5275
H41.09012.17301.76091.76092.52752.52753.0804
H51.09012.17301.76091.76092.52753.08042.5275
H62.17301.09013.08042.52752.52751.76091.7609
H72.17301.09012.52752.52753.08041.76091.7609
H82.17301.09012.52753.08042.52751.76091.7609

picture of Ethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.161 C1 C2 H7 111.161
C1 C2 H8 111.161 C2 C1 H3 111.161
C2 C1 H4 111.161 C2 C1 H5 111.161
H3 C1 H4 107.730 H3 C1 H5 107.730
H4 C1 H5 107.730 H6 C2 H7 107.730
H6 C2 H8 107.730 H7 C2 H8 107.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability