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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: wB97X-D/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31G*
 hartrees
Energy at 0K-154.984777
Energy at 298.15K-154.991486
HF Energy-154.984777
Nuclear repulsion energy81.894517
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3860 3661 18.76 101.58 0.31 0.47
2 A' 3161 2998 28.98 60.95 0.75 0.86
3 A' 3078 2920 15.35 110.31 0.01 0.02
4 A' 3007 2852 73.59 106.79 0.12 0.22
5 A' 1569 1488 2.71 5.58 0.66 0.79
6 A' 1539 1460 3.29 24.84 0.75 0.86
7 A' 1496 1419 15.23 5.55 0.59 0.74
8 A' 1434 1360 1.76 0.95 0.69 0.82
9 A' 1309 1242 97.22 6.07 0.74 0.85
10 A' 1155 1096 32.06 5.71 0.61 0.76
11 A' 1063 1008 47.30 3.09 0.18 0.30
12 A' 929 881 6.73 6.28 0.39 0.56
13 A' 425 403 12.04 0.28 0.64 0.78
14 A" 3165 3002 30.67 50.54 0.75 0.86
15 A" 3038 2881 76.46 91.29 0.75 0.86
16 A" 1520 1442 5.43 17.68 0.75 0.86
17 A" 1324 1256 0.06 15.19 0.75 0.86
18 A" 1205 1143 5.55 2.48 0.75 0.86
19 A" 837 794 0.01 0.05 0.75 0.86
20 A" 307 291 114.47 3.99 0.75 0.86
21 A" 254 241 25.68 0.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17836.6 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 16918.1 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/6-31G*
ABC
1.17402 0.31421 0.27337

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.168 -0.415 0.000
C2 0.000 0.553 0.000
O3 -1.194 -0.207 0.000
H4 -1.938 0.405 0.000
H5 2.118 0.128 0.000
H6 1.129 -1.055 0.887
H7 1.129 -1.055 -0.887
H8 0.055 1.203 0.887
H9 0.055 1.203 -0.887

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51672.37083.21231.09471.09401.09402.15512.1551
C21.51671.41581.94412.16062.15522.15521.10161.1016
O32.37081.41580.96363.32942.62682.62682.08292.0829
H43.21231.94410.96364.06613.51043.51042.32362.3236
H51.09472.16063.32944.06611.77861.77862.49042.4904
H61.09402.15522.62683.51041.77861.77342.50043.0658
H71.09402.15522.62683.51041.77861.77343.06582.5004
H82.15511.10162.08292.32362.49042.50043.06581.7749
H92.15511.10162.08292.32362.49043.06582.50041.7749

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.847 C1 C2 H8 109.780
C1 C2 H9 109.780 C2 C1 H5 110.618
C2 C1 H6 110.236 C2 C1 H7 110.236
C2 O3 H4 108.076 O3 C2 H8 111.051
O3 C2 H9 111.051 H5 C1 H6 108.701
H5 C1 H7 108.701 H6 C1 H7 108.290
H8 C2 H9 107.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.502      
2 C -0.061      
3 O -0.634      
4 H 0.407      
5 H 0.160      
6 H 0.178      
7 H 0.178      
8 H 0.137      
9 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.014 1.613 0.000 1.613
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.187 -2.462 0.000
y -2.462 -19.572 0.000
z 0.000 0.000 -19.817
Traceless
 xyz
x 2.507 -2.462 0.000
y -2.462 -1.069 0.000
z 0.000 0.000 -1.438
Polar
3z2-r2-2.875
x2-y22.384
xy-2.462
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.261 -0.123 0.000
y -0.123 3.828 0.000
z 0.000 0.000 3.546


<r2> (average value of r2) Å2
<r2> 53.826
(<r2>)1/2 7.337