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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: wB97X-D/SDD

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/SDD
 hartrees
Energy at 0K-154.972222
Energy at 298.15K-154.978890
HF Energy-154.972222
Nuclear repulsion energy80.988349
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/SDD
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' 3786 3786 5.90 121.05 0.30 0.46
2 A' 3177 3177 45.69 51.71 0.75 0.86
3 A' 3077 3077 22.98 167.55 0.01 0.02
4 A' 3040 3040 85.48 99.31 0.11 0.20
5 A' 1557 1557 3.06 3.29 0.74 0.85
6 A' 1541 1541 7.76 21.66 0.75 0.86
7 A' 1473 1473 18.95 3.76 0.43 0.60
8 A' 1448 1448 6.18 0.20 0.67 0.80
9 A' 1272 1272 68.61 12.13 0.59 0.74
10 A' 1124 1124 15.97 8.45 0.46 0.63
11 A' 1057 1057 74.03 4.11 0.31 0.47
12 A' 911 911 15.45 9.71 0.28 0.44
13 A' 416 416 17.74 0.34 0.61 0.76
14 A" 3188 3188 52.08 37.05 0.75 0.86
15 A" 3090 3090 70.99 75.11 0.75 0.86
16 A" 1518 1518 10.23 13.51 0.75 0.86
17 A" 1315 1315 0.70 16.84 0.75 0.86
18 A" 1190 1190 6.39 3.42 0.75 0.86
19 A" 853 853 2.07 0.19 0.75 0.86
20 A" 300 300 156.84 6.29 0.75 0.86
21 A" 238 238 43.03 0.89 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17785.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17785.4 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/SDD
ABC
1.14176 0.30788 0.26697

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.188 -0.382 0.000
C2 0.000 0.571 0.000
O3 -1.203 -0.249 0.000
H4 -2.006 0.301 0.000
H5 2.130 0.178 0.000
H6 1.159 -1.022 0.887
H7 1.159 -1.022 -0.887
H8 0.027 1.214 0.892
H9 0.027 1.214 -0.892

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52352.39513.26671.09551.09361.09362.16642.1664
C21.52351.45602.02432.16572.16022.16021.09981.0998
O32.39511.45600.97333.36012.63862.63862.10912.1091
H43.26672.02430.97334.13773.54303.54302.40032.4003
H51.09552.16573.36014.13771.78001.78002.50842.5084
H61.09362.16022.63863.54301.78001.77312.50633.0732
H71.09362.16022.63863.54301.78001.77313.07322.5063
H82.16641.09982.10912.40032.50842.50633.07321.7838
H92.16641.09982.10912.40032.50843.07322.50631.7838

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 106.979 C1 C2 H8 110.301
C1 C2 H9 110.301 C2 C1 H5 110.503
C2 C1 H6 110.179 C2 C1 H7 110.179
C2 O3 H4 111.312 O3 C2 H8 110.445
O3 C2 H9 110.445 H5 C1 H6 108.804
H5 C1 H7 108.804 H6 C1 H7 108.320
H8 C2 H9 108.377
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.606      
2 C -0.211      
3 O -0.520      
4 H 0.359      
5 H 0.185      
6 H 0.218      
7 H 0.218      
8 H 0.178      
9 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.103 2.068 0.000 2.071
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.806 -2.762 0.000
y -2.762 -19.836 0.000
z 0.000 0.000 -19.759
Traceless
 xyz
x 2.992 -2.762 0.000
y -2.762 -1.553 0.000
z 0.000 0.000 -1.439
Polar
3z2-r2-2.878
x2-y23.030
xy-2.762
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.262 -0.102 0.000
y -0.102 3.613 0.000
z 0.000 0.000 3.263


<r2> (average value of r2) Å2
<r2> 54.694
(<r2>)1/2 7.396