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

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-230.208485
Energy at 298.15K-230.215341
HF Energy-230.208485
Nuclear repulsion energy129.762922
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 B97D3/cc-pVTZ
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 3769 3717 0.00      
2 Ag 2927 2886 0.00      
3 Ag 1491 1470 0.00      
4 Ag 1450 1429 0.00      
5 Ag 1266 1248 0.00      
6 Ag 1038 1023 0.00      
7 Ag 962 949 0.00      
8 Ag 467 460 0.00      
9 Au 2980 2939 116.59      
10 Au 1196 1179 0.89      
11 Au 819 807 1.34      
12 Au 191 188 184.82      
13 Au 110 108 46.91      
14 Bg 2950 2909 0.00      
15 Bg 1279 1262 0.00      
16 Bg 1134 1118 0.00      
17 Bg 168 166 0.00      
18 Bu 3770 3717 46.81      
19 Bu 2934 2892 128.72      
20 Bu 1503 1482 4.11      
21 Bu 1385 1366 8.63      
22 Bu 1174 1158 76.90      
23 Bu 1021 1007 219.65      
24 Bu 288 284 17.72      

Unscaled Zero Point Vibrational Energy (zpe) 18135.1 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 17881.2 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 B97D3/cc-pVTZ
ABC
1.01154 0.13233 0.12246

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.438 0.622 0.000
C2 -0.438 -0.622 0.000
O3 0.438 -1.753 0.000
O4 -0.438 1.753 0.000
H5 -0.109 -2.546 0.000
H6 0.109 2.546 0.000
H7 -1.084 -0.608 0.891
H8 -1.084 -0.608 -0.891
H9 1.084 0.608 0.891
H10 1.084 0.608 -0.891

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8 H9 H10
C11.52062.37511.43053.21491.95242.14932.14931.10061.1006
C21.52061.43052.37511.95243.21491.10061.10062.14932.1493
O32.37511.43053.61420.96324.31222.10262.10262.60482.6048
O41.43052.37513.61424.31220.96322.60482.60482.10262.1026
H53.21491.95240.96324.31225.09742.34572.34573.48773.4877
H61.95243.21494.31220.96325.09743.48773.48772.34572.3457
H72.14931.10062.10262.60482.34573.48771.78152.48513.0577
H82.14931.10062.10262.60482.34573.48771.78153.05772.4851
H91.10062.14932.60482.10263.48772.34572.48513.05771.7815
H101.10062.14932.60482.10263.48772.34573.05772.48511.7815

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 107.462 C1 C2 H7 109.093
C1 C2 H8 109.093 C1 O4 H6 108.016
C2 C1 O4 107.462 C2 C1 H9 109.093
C2 C1 H10 109.093 C2 O3 H5 108.016
O3 C2 H7 111.588 O3 C2 H8 111.588
O4 C1 H9 111.588 O4 C1 H10 111.588
H7 C2 H8 107.972 H9 C1 H10 107.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.042      
2 C 0.042      
3 O -0.332      
4 O -0.332      
5 H 0.197      
6 H 0.197      
7 H 0.047      
8 H 0.047      
9 H 0.047      
10 H 0.047      


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 -26.293 6.014 0.000
y 6.014 -18.972 0.000
z 0.000 0.000 -25.390
Traceless
 xyz
x -4.112 6.014 0.000
y 6.014 6.869 0.000
z 0.000 0.000 -2.757
Polar
3z2-r2-5.515
x2-y2-7.321
xy6.014
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.133 0.086 0.000
y 0.086 6.121 0.000
z 0.000 0.000 4.505


<r2> (average value of r2) Å2
<r2> 96.238
(<r2>)1/2 9.810