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All results from a given calculation for C2H6O2 (1,2-Ethanediol)

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-229.615397
Energy at 298.15K 
HF Energy-228.950113
Nuclear repulsion energy130.199073
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 MP2/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP2/6-31+G**
ABC
1.01191 0.13385 0.12374

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.439 0.615 0.000
C2 -0.439 -0.615 0.000
O3 0.439 -1.740 0.000
O4 -0.439 1.740 0.000
H5 -0.089 -2.547 0.000
H6 0.089 2.547 0.000
H7 -1.078 -0.601 0.888
H8 -1.078 -0.601 -0.888
H9 1.078 0.601 0.888
H10 1.078 0.601 -0.888

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8 H9 H10
C11.51182.35501.42743.20601.96342.13752.13751.09351.0935
C21.51181.42742.35501.96343.20601.09351.09352.13752.1375
O32.35501.42743.58910.96484.30122.09432.09432.58392.5839
O41.42742.35503.58914.30120.96482.58392.58392.09432.0943
H53.20601.96340.96484.30125.09712.35602.35603.47303.4730
H61.96343.20604.30120.96485.09713.47303.47302.35602.3560
H72.13751.09352.09432.58392.35603.47301.77552.46823.0405
H82.13751.09352.09432.58392.35603.47301.77553.04052.4682
H91.09352.13752.58392.09433.47302.35602.46823.04051.7755
H101.09352.13752.58392.09433.47302.35603.04052.46821.7755

picture of 1,2-Ethanediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 106.464 C1 C2 H7 109.209
C1 C2 H8 109.209 C1 O4 H6 108.775
C2 C1 O4 106.464 C2 C1 H9 109.209
C2 C1 H10 109.209 C2 O3 H5 108.775
O3 C2 H7 111.675 O3 C2 H8 111.675
O4 C1 H9 111.675 O4 C1 H10 111.675
H7 C2 H8 108.552 H9 C1 H10 108.552
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability