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

using model chemistry: B97D3/6-31+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 B97D3/6-31+G**
 hartrees
Energy at 0K-230.135013
Energy at 298.15K-230.141976
HF Energy-230.135013
Nuclear repulsion energy129.396988
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 B97D3/6-31+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 Ag 3775 3710 0.00      
2 Ag 2944 2894 0.00      
3 Ag 1496 1470 0.00      
4 Ag 1445 1421 0.00      
5 Ag 1257 1236 0.00      
6 Ag 1040 1022 0.00      
7 Ag 960 944 0.00      
8 Ag 467 459 0.00      
9 Au 3004 2952 109.41      
10 Au 1200 1180 0.72      
11 Au 819 804 1.83      
12 Au 231 227 250.03      
13 Au 109 107 39.47      
14 Bg 2976 2925 0.00      
15 Bg 1278 1256 0.00      
16 Bg 1134 1114 0.00      
17 Bg 213 210 0.00      
18 Bu 3776 3711 54.85      
19 Bu 2950 2899 132.17      
20 Bu 1504 1479 6.35      
21 Bu 1371 1348 4.72      
22 Bu 1164 1144 80.61      
23 Bu 1025 1007 236.23      
24 Bu 291 286 21.86      

Unscaled Zero Point Vibrational Energy (zpe) 18214.3 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 17901.0 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 B97D3/6-31+G**
ABC
1.00302 0.13182 0.12195

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.440 0.623 0.000
C2 -0.440 -0.623 0.000
O3 0.440 -1.755 0.000
O4 -0.440 1.755 0.000
H5 -0.098 -2.559 0.000
H6 0.098 2.559 0.000
H7 -1.086 -0.612 0.895
H8 -1.086 -0.612 -0.895
H9 1.086 0.612 0.895
H10 1.086 0.612 -0.895

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8 H9 H10
C11.52562.37831.43463.22761.96672.15792.15791.10371.1037
C21.52561.43462.37831.96673.22761.10371.10372.15792.1579
O32.37831.43463.61950.96764.32842.10662.10662.61222.6122
O41.43462.37833.61954.32840.96762.61222.61222.10662.1066
H53.22761.96670.96764.32845.12272.36002.36003.50183.5018
H61.96673.22764.32840.96765.12273.50183.50182.36002.3600
H72.15791.10372.10662.61222.36003.50181.78982.49383.0696
H82.15791.10372.10662.61222.36003.50181.78983.06962.4938
H91.10372.15792.61222.10663.50182.36002.49383.06961.7898
H101.10372.15792.61222.10663.50182.36003.06962.49381.7898

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 107.377 C1 C2 H7 109.221
C1 C2 H8 109.221 C1 O4 H6 108.770
C2 C1 O4 107.377 C2 C1 H9 109.221
C2 C1 H10 109.221 C2 O3 H5 108.770
O3 C2 H7 111.415 O3 C2 H8 111.415
O4 C1 H9 111.415 O4 C1 H10 111.415
H7 C2 H8 108.156 H9 C1 H10 108.156
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.112      
2 C -0.112      
3 O -0.525      
4 O -0.525      
5 H 0.347      
6 H 0.347      
7 H 0.145      
8 H 0.145      
9 H 0.145      
10 H 0.145      


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 -27.055 7.050 0.000
y 7.050 -19.270 0.000
z 0.000 0.000 -25.927
Traceless
 xyz
x -4.457 7.050 0.000
y 7.050 7.221 0.000
z 0.000 0.000 -2.764
Polar
3z2-r2-5.528
x2-y2-7.785
xy7.050
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.153 -0.130 0.000
y -0.130 5.877 0.000
z 0.000 0.000 4.641


<r2> (average value of r2) Å2
<r2> 96.972
(<r2>)1/2 9.847