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

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 C2H 1Ag
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-230.243702
Energy at 298.15K-230.250894
HF Energy-230.243702
Nuclear repulsion energy130.778668
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 Ag 3946 3774 0.00      
2 Ag 3007 2876 0.00      
3 Ag 1530 1464 0.00      
4 Ag 1511 1446 0.00      
5 Ag 1313 1256 0.00      
6 Ag 1121 1072 0.00      
7 Ag 1009 965 0.00      
8 Ag 490 468 0.00      
9 Au 3065 2932 114.69      
10 Au 1250 1195 1.82      
11 Au 850 813 3.30      
12 Au 253 242 257.47      
13 Au 136 130 22.15      
14 Bg 3037 2905 0.00      
15 Bg 1322 1265 0.00      
16 Bg 1171 1120 0.00      
17 Bg 242 232 0.00      
18 Bu 3946 3775 78.14      
19 Bu 3011 2880 115.92      
20 Bu 1536 1469 5.35      
21 Bu 1430 1368 5.01      
22 Bu 1217 1164 108.07      
23 Bu 1110 1062 219.84      
24 Bu 298 285 22.09      

Unscaled Zero Point Vibrational Energy (zpe) 18900.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 18078.2 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
1.02467 0.13458 0.12456

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.435 0.619 0.000
C2 -0.435 -0.619 0.000
O3 0.435 -1.740 0.000
O4 -0.435 1.740 0.000
H5 -0.104 -2.530 0.000
H6 0.104 2.530 0.000
H7 -1.077 -0.605 0.890
H8 -1.077 -0.605 -0.890
H9 1.077 0.605 0.890
H10 1.077 0.605 -0.890

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8 H9 H10
C11.51302.35901.41833.19501.93932.13862.13861.09731.0973
C21.51301.41832.35901.93933.19501.09731.09732.13862.1386
O32.35901.41833.58660.95644.28272.08912.08912.58852.5885
O41.41832.35903.58664.28270.95642.58852.58852.08912.0891
H53.19501.93930.95644.28275.06442.33342.33343.46593.4659
H61.93933.19504.28270.95645.06443.46593.46592.33342.3334
H72.13861.09732.08912.58852.33343.46591.77952.46983.0440
H82.13861.09732.08912.58852.33343.46591.77953.04402.4698
H91.09732.13862.58852.08913.46592.33342.46983.04401.7795
H101.09732.13862.58852.08913.46592.33343.04402.46981.7795

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 107.124 C1 C2 H7 108.989
C1 C2 H8 108.989 C1 O4 H6 107.915
C2 C1 O4 107.124 C2 C1 H9 108.989
C2 C1 H10 108.989 C2 O3 H5 107.915
O3 C2 H7 111.658 O3 C2 H8 111.658
O4 C1 H9 111.658 O4 C1 H10 111.658
H7 C2 H8 108.360 H9 C1 H10 108.360
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 -0.046      
2 C -0.046      
3 O -0.413      
4 O -0.413      
5 H 0.250      
6 H 0.250      
7 H 0.105      
8 H 0.105      
9 H 0.105      
10 H 0.105      


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 -26.251 6.329 0.000
y 6.329 -18.340 0.000
z 0.000 0.000 -25.081
Traceless
 xyz
x -4.540 6.329 0.000
y 6.329 7.326 0.000
z 0.000 0.000 -2.786
Polar
3z2-r2-5.572
x2-y2-7.911
xy6.329
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.509 0.128 0.000
y 0.128 5.305 0.000
z 0.000 0.000 3.978


<r2> (average value of r2) Å2
<r2> 94.738
(<r2>)1/2 9.733