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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B1B95/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/cc-pVTZ
 hartrees
Energy at 0K-155.018982
Energy at 298.15K-155.025632
HF Energy-155.018982
Nuclear repulsion energy82.262025
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 B1B95/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 A' 3891 3724 29.00 102.17 0.27 0.42
2 A' 3142 3007 26.56 59.70 0.74 0.85
3 A' 3064 2932 15.58 151.86 0.00 0.01
4 A' 3003 2874 68.85 135.36 0.08 0.16
5 A' 1530 1465 1.45 3.59 0.66 0.80
6 A' 1500 1436 2.49 11.94 0.75 0.86
7 A' 1458 1396 11.64 2.83 0.40 0.57
8 A' 1399 1339 2.64 0.15 0.74 0.85
9 A' 1272 1218 74.46 2.08 0.75 0.86
10 A' 1129 1080 41.38 5.19 0.63 0.78
11 A' 1048 1003 46.53 4.82 0.12 0.22
12 A' 914 875 10.42 4.65 0.32 0.48
13 A' 412 395 10.63 0.28 0.70 0.82
14 A" 3144 3009 30.03 45.61 0.75 0.86
15 A" 3032 2902 53.62 100.17 0.75 0.86
16 A" 1481 1418 5.92 7.60 0.75 0.86
17 A" 1303 1247 0.00 6.56 0.75 0.86
18 A" 1181 1130 4.06 0.98 0.75 0.86
19 A" 816 781 0.15 0.07 0.75 0.86
20 A" 279 267 76.50 2.11 0.75 0.86
21 A" 241 231 40.60 0.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17619.4 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 16863.5 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 B1B95/cc-pVTZ
ABC
1.18620 0.31670 0.27560

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.165 -0.403 0.000
C2 0.000 0.551 0.000
O3 -1.189 -0.215 0.000
H4 -1.938 0.380 0.000
H5 2.107 0.142 0.000
H6 1.133 -1.040 0.881
H7 1.133 -1.040 -0.881
H8 0.046 1.196 0.883
H9 0.046 1.196 -0.883

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50582.36153.19981.08811.08761.08762.14252.1425
C21.50581.41491.94522.14622.14242.14241.09431.0943
O32.36151.41490.95653.31532.61672.61672.07302.0730
H43.19981.94520.95654.05153.49563.49562.31922.3192
H51.08812.14623.31534.05151.76651.76652.47792.4779
H61.08762.14242.61673.49561.76651.76272.48623.0485
H71.08762.14242.61673.49561.76651.76273.04852.4862
H82.14251.09432.07302.31922.47792.48623.04851.7654
H92.14251.09432.07302.31922.47793.04852.48621.7654

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.869 C1 C2 H8 109.966
C1 C2 H9 109.966 C2 C1 H5 110.634
C2 C1 H6 110.364 C2 C1 H7 110.364
C2 O3 H4 108.684 O3 C2 H8 110.761
O3 C2 H9 110.761 H5 C1 H6 108.572
H5 C1 H7 108.572 H6 C1 H7 108.267
H8 C2 H9 107.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.339      
2 C -0.008      
3 O -0.341      
4 H 0.205      
5 H 0.103      
6 H 0.119      
7 H 0.119      
8 H 0.070      
9 H 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.009 1.517 0.000 1.517
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.606 -2.260 0.000
y -2.260 -19.898 0.000
z 0.000 0.000 -20.019
Traceless
 xyz
x 2.353 -2.260 0.000
y -2.260 -1.085 0.000
z 0.000 0.000 -1.268
Polar
3z2-r2-2.535
x2-y22.292
xy-2.260
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.998 -0.194 0.000
y -0.194 4.486 0.000
z 0.000 0.000 4.094


<r2> (average value of r2) Å2
<r2> 53.664
(<r2>)1/2 7.326